Tag: pets

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Food Allergies in Dogs and Cats

Your Pet’s Itchy Skin

Itchy skin in dogs and cats is often more than just a minor annoyance. Red, oozing bald patches, rashes, and large expanses of hair loss are unfortunate markers of very real discomfort. The cause should be determined.

Food allergy is one of the itchiest conditions for cats and dogs. Animals eat a variety of processed food proteins, flavorings, and colorings that are further processed inside their bodies. Proteins may be combined or changed into substances recognized by the immune system as foreign invaders to be attacked. 

The resulting inflammation may target the GI tract or other organ systems, but in dogs and cats, the skin is frequently included in this immunologic activity.

Cats itch around the face or neck, which produces scabs and hair loss. In dogs, signs include facial itching, foot or limb chewing, itchy anal area, and recurrent ear infections.

Many people erroneously assume itching due to food allergy requires a recent diet change of some sort. In fact, the opposite is true.

Food allergies require time to develop; most animals have been eating the offending food for years with no trouble.

What Kind of Allergy?

Diagnosing and treating allergic skin disease and its secondary infections make up a large proportion of cases seen in small animal practice.  Pets can be allergic to insect bites (fleas are not inherently itchy unless the pet is allergic to flea bites), airborne proteins (such as molds, pollens, and dust mite parts), or foods. Pets can and often do have multiple allergies, adding together to make them itchy. The skin infections that come from scratching perpetuate the itching. To solve the problem, the infection must be cleared up and the offending allergen(s) removed from the pet’s world.

There is controversy about how common food allergy is in dogs and cats. Some experts feel it is relatively rare, while others feel is much more common than we realize. It is hard to tell because there is no simple test for food allergy, and the skin lesion distribution is difficult to distinguish from that of airborne allergy, which is frequently concurrent in the same patient.

So what are our clues that a pet has a food allergy? There are several hints:

  • The itching is not seasonal (this is hard to tell in areas that do not freeze during winter).
  • Itching started when the pet was less than six months of age or greater than five to six years of age.
  • No response to treatment for sarcoptic mange (a condition with a similar itchy skin pattern).
  • Corticosteroids have not helped manage the itching. Corticosteroids may or may not work on food allergy itching but they almost always work for other allergies.
  • There are accompanying intestinal signs like vomiting or diarrhea. These are seen in 30 percent of food allergic pets.
  • The lesion distribution is compatible with food allergy, especially if an itchy anal area and/or recurrent ear infections are involved.

Any of the above findings or observations warrant the pursuit of food allergy.

Please note that several of the above criteria relate to what you observe at home. Trouble results when the veterinarian must speak to different family members about the pet and there is disagreement in their observations. It is best to have one person, preferably the one who has the most contact with the pet, be the spokesperson and make the relevant judgments.

The Flea Factor

Some animals have many allergies. It would not be particularly unusual for a pet to have a food allergy and another type of allergy at the same time.

Ensure immaculate flea control for any itchy pet!

For more information on the current proliferation of flea products, see a product comparison chart so you can pick the best product for your situation. Remember, all dogs and cats in the home must be treated.

What about Blood/Hair/Saliva Tests for Food Allergy?

The short answer is not to waste money on these tests. Blood tests for allergy can detect antibodies against certain food proteins, but this does not necessarily mean the pet has an allergy. It may mean nothing more than the pet has eaten that type of protein before. Furthermore, the pet’s body may alter a food protein during digestion, and it is the altered protein that generates the allergy. There is no predicting how a protein could be altered and thus no test can be devised for altered proteins. Laboratory tests are simply not valid for determining if a pet has an allergy to a certain type of food.

Hypoallergenic Diet Trial

To determine whether or not a food allergy or intolerance is causing the skin problem, a hypoallergenic diet is fed for a set period. If the pet recovers, the original diet is fed for up to two weeks to see if itching resumes. (Actually, exposure to an allergen generally leads to itching within 12 hours, but it takes two weeks to be completely sure.)

If we see recovery with the test diet and itch with the original diet, then food allergy is diagnosed, and the pet is returned to either the test diet or another appropriate commercial food indefinitely.

There is no other way to determine if a pet has a food allergy. Blood tests are not useful.

Before reviewing diet strategies for this process, here are some additional concerns:

  • The diet must be strict (meaning the pet should not have any other protein sources besides the test protein). This includes rawhides and chew toys, flavored chewable medications (these will need to be changed for unflavored tablets) and vitamins, and treats.
  • All family members must be on board with the trial. No one should be giving the pet other foods or treats when no one else is looking.
  • It is probably best for all animals in the house to be fed the test protein so as not to have food-sharing issues.
  • Itching must be managed during the trial in a way that the results of the trial are not foiled.
  • Diet trials often span a season change period. If a dog has a pollen allergy and winter comes during the period of the diet trial, it may appear that the diet worked when, in fact, the seasons simply changed. This is why a diet challenge is important at the end, even if the pet is doing well.
  • The diet trial will take eight weeks. Most animals will respond in three to four weeks, but to be sure, you will need to feed the test diet for two months.

What Is a Good Hypoallergenic Diet?

There are two approaches to test diets: novel protein and hydrolyzed protein. Traditionally, a novel protein is used. This is a diet with a single protein source that the patient has never eaten before. It typically takes years to become allergic to a food protein so the patient should not be allergic to something new.

Fortunately, many pet food companies have discerned the need for diets using unusual protein and carbohydrate sources with a minimum of additives. Foods can be obtained based on venison and potato, fish and potato, egg and rice, duck and pea, and even kangaroo. Diets used for allergy trials must contain one protein and one carbohydrate source, and neither can be something the pet has had before. Recently, several diets that include duck, venison, and so on have been released to the general market. Be aware of foods that contain these ingredients because these ingredients will not be useable for future diet trials if they are ever used in the pet’s regular food.

It is important that no unnecessary medications are given during the diet trial. No edible chew toys (such as rawhides or bones) should be given. Treats must be based on the same food sources as the test diet. (Beware of rice cakes, though, as wheat is commonly used as a filler.) Chewable heartworm preventives should be replaced with tablets or topicals.

Over-the-Counter Food? Therapeutic Diet? Home Cooked?

Recently several pet food companies have released single protein diets for over-the-counter sales. These tend to cost less than the therapeutic diets available from your veterinarian’s office directly. While these diets are attractive, they are probably not a good choice for an actual diet trial. Immunological tests on these foods found that many of them contain additional proteins (probable contaminants from prior batches in the pet food factory). These impurities could defeat a diet trial which is hard enough to perform without such issues. The therapeutic diets did not have these contaminants.

Home cooking is a fine alternative to commercially prepared foods for the diet trial. The problem is that the test diets will most likely not be balanced but for the 2 months or so of testing, this should not be a problem. Home cooking is a bit of an inconvenience, but for the right person, it is a good choice. Ideally, a nutritionist should be involved in designing the diet. Recipes for appropriate diets can be purchased through BalanceIt, Petdiets.com or by any nutritionist listed at the American College of Veterinary Nutrition website.

The Hydrolyzed Protein Method

Several therapeutic diets are made from hydrolyzed proteins. This means that a conventional protein source is used but the protein is broken down into molecules too small to excite the immune system. There are various hydrolyzed diets on the market; discuss with your veterinarian which is best for your pet.

Trial Diet Timeframe

Studies have shown that 80 percent of dogs will have shown a response by 4 to 6 weeks on the diet, but by extending the diet to 8 weeks, 90 percent will respond. The Labrador retriever and cocker spaniel appear to require longer trials. Most veterinary dermatologists recommend 8 to 12 weeks, which is a long time to be strict on the diet, but that is the only way to detect food allergic dogs.

Most commercial diets used in food allergy trials have a 100 percent guarantee. This means that if your pet doesn’t like the food, the food can be returned for a complete refund, even if the bag is opened. This is especially helpful for feline patients, as cats are famous for being choosy about what they are willing to eat.

What To Do if the Diet Is Successful?

To confirm food allergy, return to the original food; itching generally resumes within 14 days if food allergy was truly the reason for the itchy skin. Many people do not want to take a chance of returning to itching if the patient is doing well; it is not unreasonable to simply stay with the test diet if the pet remains free of symptoms. Often it is difficult to remember 10 to 12 weeks later how itchy the dog used to be before the diet trial. The diet challenge helps make it more obvious whether the diet trial has worked or not.

It is possible to more specifically determine the identity of the offending foods after the pet is well. To do this, a pure protein source (such as cooked chicken, tofu, wheat flour, or any other single food) is added to the test diet with each feeding. If the pet begins to itch within two weeks, then that protein source represents one of the pet’s allergens. Return to the test diet until the itching stops, and try another pure protein source. If no itching results after two weeks of feeding a test protein, the pet is not allergic to this protein.

What To Do if the Diet Is Unsuccessful?

Assuming secondary skin infections have been controlled, an unsuccessful food trial is strongly suggestive that an inhalant allergy is a primary problem, but some other considerations should at least be mentioned:

  1. Are you certain that the dog received no other food or substances orally during the trial?
  2. Was sarcoptic mange ruled out?
  3. Your pet may require a longer diet trial. Are you certain regarding the factor that pointed toward the food allergy?

If your pet has not been biopsied, now may be a good time. If an inhalant allergy has risen to the top of the list, symptomatic relief either via medication, baths with specific shampoos, or allergy shots will likely be necessary. Chronic itchiness can be extremely uncomfortable and prompt relief is our goal as well as yours.

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Follicular Cysts in Dogs

What are follicular cysts in dogs?

Follicular cysts are large bumps, or nodules, on a dog’s skin. They are one of many types of bumps, or skin masses, that dogs can have. Follicular cysts get their name because they start from the hair follicle. They may ooze a thick white, yellow, or brown material and may become itchy or painful as they grow in size. Usually only one follicular cyst is seen, but rarely some dogs have many at the same time.

They are also known as:

Isthmus or tricholemmal cyst: isthmus-catagen cyst
Infundibular cyst: epidermoid cyst, epidermal inclusion cyst, sebaceous cyst, wen
Matrical cyst
Hybrid cyst: mixed cyst, panfollicular cyst

How are follicular cysts diagnosed?

Your veterinarian will take skin samples and examine them under the microscope.

Your veterinarian may start by taking a small sample from the skin mass using a needle, which is called a fine needle aspirate. Especially if the follicular cyst is growing or painful, your veterinarian may remove the entire mass in a surgery (biopsy).

How are follicular cysts treated?

Follicular cysts do not spread beyond the skin but can become infected. If this happens, your veterinarian may take a sample for skin culture (bacterial culture and sensitivity) to choose an appropriate antibiotic (a drug that fights bacteria). If a follicular cyst grows in size and becomes itchy or painful, your veterinarian may recommend surgery. A follicular cyst will not regrow after it is removed.

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Femoral Head and Neck Ostectomy in Dogs

The femoral head osteotomy (referred to as FHNO) is the hip surgery where the head and neck of the femur (thigh bone) are cut off and permanently removed. There are many reasons why a pet might benefit from removal of the femoral head and neck.

Some typical reasons include:

  • A dislocated hip
  • A broken femoral head and/or femoral neck
  • Hip arthritis
  • Legg-Perthes disease (a developmental hip degeneration).

Ultimately, the goal of the femoral head and neck osteotomy (FHNO) surgery is to create a false hip joint that will be more comfortable and yield better mobility than the diseased joint the patient had before. Since results are generally so good with surgery, provided the patient is relatively small and/or relatively active, often simply removing the femoral head is the least invasive, least costly, and fastest route to a pain-free mobile hip.

The Normal Hip Joint

The hip joint is a ball and socket type joint that attaches the rear leg to the trunk of the body. The ball part is the head of the thigh bone (the uppermost long bone of the rear leg), called the femur, and the socket is the part of the pelvis known as the acetabulum. The femoral head is held in place by a thick ligament called the capital ligament, or simply the round ligament of the femoral head. Also keeping the bones in their proper location are the muscles of the hip; the upper rim of the acetabulum, which acts as a protective ledge, and the fact that the whole joint is enclosed in a fibrous capsule.

When the femoral head is cut off, there is no more ball and socket, just basically an empty socket. The femur is kept in place by the leg muscles, and eventually, a fibrous connection forms what is called a “false joint” around the acetabulum and the area where the femoral head used to be. This fibrous false joint does not produce joint fluid and does not possess the normal cellular structures of a real joint, but it connects the bones together effectively.

The Optimal Patient

The FHNO surgery is best done on a smaller patient, about 45 pounds or less. This is because a false joint simply is not strong enough to readily support the weight of a large dog, and mobility would be compromised. On the other hand, lots of activity strengthens the muscles and builds a stronger false joint, so a very active, larger patient may end up with better mobility than a less active, smaller patient.

Surgery

As mentioned, surgery involves removing the femoral head under general anesthesia. Your pet will be in the hospital overnight on pain management medication and will go home when he has a good appetite and is mobile on three legs. It will take time before the pet is willing to bear weight on the leg, so he/she will be walking on three legs at first. There may or may not be visible stitches. Recovery can be expected to take approximately six weeks.

The First Two Weeks after Surgery

During this period, the tissues are healing from having been cut and manipulated during surgery. The focus is on pain management and rest. After the second day, apply warm (not lukewarm but very warm) compresses for 10 to 20 minutes are helpful to improve circulation to the area. This should be done two to six times daily.

If the patient tolerates it, moving the hip forward and back (passive range of motion, or PROM) will help keep the muscles from becoming stiff or scarred. The entire leg should receive flexion/extension.

Do not perform PROM if your dog is too painful. Try to keep the movements to a range that does not evoke pain. If you think your dog is in too much pain for any of this, notify your veterinarian so that the pain management regimen can be revised.

The pet should be confined indoors to one room during this period with no running or jumping onto furniture. Dogs should be walked on a leash outside to go to the bathroom and right back in with no further walks outside.

At the end of the first week, the foot should be touching down.

After the First Two Weeks

At this stage, the post-operative pain has largely resolved, and the goal is to strengthen muscle and prevent atrophy from disuse. The above exercises should be easily performed more definitively, plus other activities may be restarted: walking through water (better than swimming), walking (especially upstairs or uphill), and “dancing” (holding the pet up by his front legs and walking him on his hind legs). If the false joint forms too tightly, the pet will not regain normal range of motion, so exercise is important during this time.

Healing is generally complete after six weeks. The recovery time may be prolonged if activity is limited by arthritis in any of the other legs, by the size/weight of the patient, or if there is scarring or atrophy of muscles from the initial condition that necessitated the femoral head osteotomy in the first place. More formal rehabilitation programs (by a qualified animal physical therapist) can be designed for patients with these situations or who are behind schedule on their recovery for unknown reasons. If you have questions or concerns about your pet’s recovery, let your veterinarian know at once so that your pet can get back on track for normal mobility.

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Epulis Tumor in Dogs’ Mouths

Epulides/epuli (plural of epulis) are common benign growths found in dogs’ mouths.

There are three types:

Fibromatous epulis appears on a stalk of tissue, much like a mushroom, or as an unmoving mass. It is usually pink in color and has a non-ulcerated smooth surface. It may appear as an enlargement on the gum tissue near incisor, canine, or premolar teeth.

Peripheral odontogenic fibroma (previously called ossifying epulides) is similar in appearance to a fibromatous epulis as it also has a pink smooth surface, but it has an osteoid matrix; it’s made up of early-stage bone cells known as osteoblasts.

Acanthomatous ameloblastoma (previously called acanthomatous epulis) is classified as benign but it tends to invade adjacent bone and it is locally aggressive. It can be pre-cancerous. However, it does not spread to other regions of the body. This tumor often has a rough cauliflower-like, ulcerated surface. It occurs most commonly in the incisor and canine tooth area of the lower and upper jaw. It occurs less commonly near the fourth upper premolar in the upper jaw and the lower jaw’s first molar.

Statistics

Epulis is the fourth most common tumor found in the canine mouth. It is very rare in cats.

This tumor is more common in brachycephalic breeds. Brachycephalic breeds are those that have a very short nose and muzzle. Boxers and English Bulldogs are brachycephalic dog breeds, for example.

Middle-aged and older dogs get epulides more often than young dogs do. The average age of an affected dog is seven years old.

The overgrowths are generally a reaction to trauma, such as a tooth rubbing on the gum in brachycephalic mouths, for example.

Clinical Signs

Signs include a lump on the gums, drooling, halitosis, facial deformity, and other signs of mouth injury. The visible lump is the most common sign.

Diagnosis

Diagnosis begins with a visual examination of the mouth.

Radiographs of the head can determine how invasive the tumor is.

Biopsy and histopathological (microscopic) examination of the lump will determine which type of epulis is present.

Treatment

Fibromatous epulis: Treatment involves removing the mass, extracting the involved tooth, and thoroughly scraping the tooth socket clean.

Peripheral odontogenic fibroma: Treatment involves removing the mass, extracting the involved tooth, and thoroughly scraping the tooth socket clean. This surgery can be more difficult than that for fibromatous epulis.

Acanthomatous ameloblastoma: Treatment is surgical removal, including removing the affected areas of the upper or lower jaw (maxillectomy or mandibulectomy).

In some inoperable epulis cases, radiation therapy may help.

Aftercare

After surgery, your pet may need a softer diet. Your veterinarian will advise you about this.

Prognosis

The less tissue involved, the better. If a large section of the jaw has to be removed, it can affect the dog’s quality of life.

The oral tumors don’t usually recur if the entire tumor has been removed. However, some can. Checking your dog’s mouth frequently will help you spot any tumor recurrence or new tumors.

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Esophagostomy Tube (E-tube) Care

Many people are intimidated by the idea of feeding a pet through an artificial tube, but the fact is the esophagostomy, or E-tube, makes feeding the sickly pet easy and free of mess. If you have been dealing with oral syringe feeding, meatball feeding, or even nasal tubes, the E-tube should be a breeze. Feeding through the tube is comfortable for the pet, plus the tube in no way precludes natural eating should the pet wish to do so. As your pet begins to feel better, regular eating can readily take place without disturbing the E tube.

The E tube can be in place as a temporary support measure or can be used long-term as an indefinite support measure. As you get used to using the tube, feeding will come to be a simple process and part of your regular pet routine.

To Feed your Pet

Have everything ready before beginning. You will need:

  • A syringe full of the liquid food in the appropriate amount. The diet should be warmed but not hot. Do not microwave the diet, or you may get hot spots that are too hot. To warm the food, microwave a tall glass of water and insert the syringe of food in the warm water and let it sit until the food is at least room temperature, and ideally close to body temperature.
  • A small glass or cup of tepid (lukewarm) water.
  • Any medication you should be giving at this time.

Clear the tube by squirting 6 ccs of tepid water through it to be sure it is not clogged. Next, hook up the food syringe and slowly deliver the food to the patient. It is tempting to just blast it all in there but for patient comfort, try to take several minutes or so and take your time. Follow the food with a chaser of 6 ccs of tepid water to clear the tube. Liquid medicine can be given through the tube as long as the tube is cleared with 6ccs of tepid water before and after each time. Do not put pills in the tube as it could clog. Pills can be crushed and given through the tube only if they are well dissolved in liquid. Any caking of pill powder has the potential to clog the tube, so be sure to flush the tube with tepid water after use.

You will need to clean the stoma (the opening of the skin where the tube enters) daily with a baby wipe or moist tissue, otherwise discharge and/or crusting will accumulate there. Periodically the wraps will need changing. A special type of collar may be helpful in keeping the tube neat and comfortable.

Be sure to allow time for digestion between feedings. How much time depends on your pet’s feeding plan.
Be sure you understand the amount for each feeding and the feeding schedule provided by your veterinarian.

Having Problems?

Vomiting?

  • Are you giving the food too quickly? Rapid distension of the stomach is a stimulus to vomit. Try going slower.
  • Is the food too cold? Try warming the food to body temperature (around 100°F). Use a thermometer in the warming water bath to be sure the temperature is where you want it.
  • If these two solutions do not work, the tube may have slipped too low inside the esophagus. If the tube is dipping into the stomach, the patient may vomit. The doctor can take an x-ray to see if this is the case and then easily reposition the tube. If none of these things seem to be happening, the patient’s primary disease may be progressing. Your veterinarian will need to evaluate your pet more comprehensively.

Tube clogged?

A clogged tube can be a challenge. First, try to force 6 ccs or so of tepid water through the tube by pushing. If the clog does not give way, try hooking up a syringe of 6 ccs or so of water and alternately push and pull back, creating a “toilet plunger” effect. Continue fairly rapid push-pull action until the tube is cleared.

Note: some people feel that incubating 6 ccs of cola soda in the tube overnight is helpful in dissolving a clog. Whether or not this works is somewhat controversial, but it may be worth a try, as the tube will be useless if it cannot be unclogged.

Crusting or pus at the tube exit site?

The patient’s body does not like having a foreign body sticking out of it and frequently there is some inflammation at the exit hole. True infection is unusual, and most of the time simply cleaning the area with gauze or a moist tissue is sufficient to solve the problem.

Esophagostomy tubes can stay in place for months without needing to be replaced. Hopefully your pet’s condition will have resolved before that time. When the time comes, the tube’s anchoring sutures can be snipped and the tube pulled out. The hole left behind will simply heal on its own. If you have any questions about the tube or its care, your veterinarian will be happy to assist you.

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Enrichment for Senior Dogs

What is Enrichment and Why is it Important for Senior Dogs?

Enrichment is offering experiences and opportunities to animals to encourage healthy natural behaviors and enhance physical and emotional welfare. Enrichment is often broken into two broad categories: environmental and social.  Environmental enrichment alters the animal’s space either by making changes to the environment itself or by adding novel items such as toys, feeding puzzles, exercise, and things to smell and explore. Social enrichment involves offering positive social experiences for the animal with people or other animals.

Enrichment is important for all species of animals, including people! Sometimes we enrich our lives and our animal’s life without even noticing, such as going for walks outside or eating a yummy treat. Sometimes enrichment takes planning, such as a vacation or assembling food puzzles for your dog. Understand that what is considered enrichment should be from your dog’s perspective and each dog needs to be able to choose if they want to participate or interact with the enrichment item or not. We can entice dogs to participate by offering their favorite treats or petting in their favorite spots but ultimately it will still be their choice to interact or not.

Dogs can have several age-related diseases that can result in behavior changes and welfare concerns, such as arthritis, dental disease, cancer, diabetes, and other endocrine diseases. Additionally, dogs can develop canine cognitive dysfunction, a syndrome that is similar to Alzheimer’s disease in humans.  Pain is more likely to occur in senior dogs with age-related diseases, leading to decreased activity, increased anxiety, restlessness, and occasionally aggression. Due to these age-related challenges, we should find ways to enrich their lives and help manage these conditions. While senior dogs may not be able to participate in much physical enrichment, such as long walks, other forms can be mentally stimulating and tiring.

If you have noticed behavioral changes in your senior dog, work with your veterinarian to determine if there is an underlying medical condition that may be causing the behavior. You should also discuss your dog’s weight and nutrition with your veterinarian to keep them at a healthy weight and as comfortable as possible.

By working with your veterinarian to manage age-related health conditions and providing individual and age-appropriate enrichment, you can enhance your pet’s quality of life and improve your bond with your aging dog.

This 13-year old dog is eating her breakfast from a small box filled with kibble.
Photo by VIN.

Enrichment Ideas for Senior Dogs

Shorter walks outside  There is nothing like the great outdoors! Physical exercise, opportunities for social interaction, and new things to see and smell! Your walks may need to be a lot shorter than they were in younger years, but they are still beneficial. Just make sure to monitor how your pet is handling the walk and not to push your dog too far. Even sitting outside or taking a short walk focused on sniffing (sniff walk) can be enriching.

  1. Puzzle Feeders – There are many different puzzle feeders available for dogs. You can shop online, in pet stores, or make them yourself! You can use some or all of your pet’s regular diet in the puzzle feeders, and you can also use special treats. For a simple DIY puzzle feeder, put some kibble in a plastic bottle without the lid, or save toilet paper or paper towel tubes and put kibble inside with the ends folded. Just make sure your dog doesn’t try to eat the bottle or cardboard! Another simple idea is to feed your dog from a muffin tin; you can even put tennis balls on top of the muffin tin to make it more challenging. Sometimes, you can freeze food in puzzle feeders to make them last longer.
  2. Snuffle Mats – Snuffle mats look like extra shaggy rugs. You can purchase them or you can make them yourself. They can be used as a food puzzle or you can use them with scents. If you are adding scent, make sure that it is safe for dogs. Certain essential oils such as cinnamon, tea tree, peppermint, and wintergreen are not safe. Scents such as coconut, vanilla, ginger, and valerian are safe. Additionally, some dogs respond to catnip, and it can help them relax. Snuffle mats encourage sniffing and encourage normal foraging behaviors.
  3. Scavenger Hunts – Hide treats, food items, and toys around the house or yard. Some dogs enjoy playing hide and seek with their favorite toys. Hide items in safe places. Hide items near places the dog frequents, such as by their bed or water bowl, and then expand from there.  
  4. Positive Reinforcement Training  An old dog absolutely can learn new tricks! Positive reinforcement training will improve your bond with your pet at any life stage, and senior dogs are no exception. Positive reinforcement is rewarding your dog, usually with a food treat, for doing what you ask. Clicker training is a great way to use positive reinforcement to train your dog. You can teach useful behaviors such as sit, lay down, crate, and stay, or you can teach fun behaviors to your dog such as shake, target, speak, fetch. Positive reinforcement training is a great tool for senior dogs because it is mentally stimulating but does not require physical exertion.
  5. Socialize with other Senior Dogs or Calm dogs – If your dog enjoys the company of other dogs, arrange for play dates with other calm or senior dogs. Make sure that your dog enjoys this experience by monitoring their body language. Your dog should choose to engage with the other dogs, have loose body language, and be relaxed.
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Declawing and Alternatives for Cats

Declawing (also known as onychiectomy) has probably become the most controversial of all the elective surgical procedures commonly performed by veterinarians. While it is normal for cats to scratch things (to mark territory as well as to condition their claws) this behavior can destroy the bond between an owner and pet cat. Cats, especially adolescent cats, tend to play rough, scratching their owners or other pets sometimes violently in play. Claws serve to mark territory and assist in communicating territorial messages to other cats though this behavior can be undesirable when it is directed against furniture. 

The declaw surgery is an instant permanent solution to these problems; however, it is popularly held that a number of adverse conditions result from declawing, possibly including chronic pain for the cat. Pet owners need an understanding all of the alternative options involved as well as what the actual facts are regarding this procedure. 

The American Veterinary Medical Association policy regarding declawing is: The AVMA discourages the declawing (onychectomy) of cats as an elective procedure and supports non-surgical alternatives to the procedure. The AVMA respects the veterinarian’s right to use professional judgment when deciding how to best protect their individual patients’ health and welfare. Therefore, it is incumbent upon the veterinarian to counsel the owner about the natural scratching behavior of cats, the alternatives to surgery, as well as the details of the procedure itself and subsequent potential complications. Onychectomy is a surgical amputation and if performed, multi-modal perioperative pain management must be utilized.

Alternatives to Declaw Surgery to Try First

Scratching is a natural behavior of cats, which makes it difficult to modify. The usual goal is to transfer the cat’s scratching instinct to a scratching post or other scratching toy; it is virtually impossible to control the desire to scratch completely. Some cats take quickly to alternative scratching surfaces while other cats require time-consuming training. 

Training tips include:

  • Cats seem to prefer to scratch upholstery with a vertical drag to the fabric. Furniture can be upholstered in an unacceptable fabric and a scratching post can be swathed in an appropriate fabric (rather than the usual carpet).
  • Furniture can be made unacceptable by using plastic, double stick tape or aluminum foil to cover the target pieces.  Spray-on antiperspirants can be used on the furniture as a repellent.
  • Treats or catnip can be used to attract the cat to the scratching post.
  • The cat can be punished for furniture scratching attempts but it is important that the cat cannot connect the punishment with the person administering it (otherwise the cat will simply learn not to scratch while that person is watching). Yelling, spanking, or shaking a can with pennies in it is too directly associated with the person rather than the act of scratching. A water squirt bottle is better but only if the cat does not see where the squirt comes from. Booby traps can be set up using balloons. If mouse traps are used, it is vital that they be turned upside-down so that the cat cannot possibly catch a foot in the trap. Stacked traps can be set up so that they pop upward when tripped, making a surprising noise. In this way, punishment can still be carried out when the owner is not at home. The idea is to convince the cat that the furniture piece is not a good area for scratching and that the appropriate scratch toy can be used with no adverse experience.

Many owners are not excited about putting mousetraps up against their living room furniture, upholstering in aluminum foil, or decorating sofas and chairs with balloons. It is easy to see why a surgical solution would be attractive. Fortunately, there are more options.

Nail Trimming

For some cats, simply keeping the nails short is adequate control but many people do not know how to trim their cat’s nails. In fact, the non-pigmented nail of a cat makes it easy to see where not to cut. This video on YouTube shows exactly what to do. 

Blunt Acrylic Nail Caps

This is another popular method of controlling a scratching problem. Blunt acrylic nail caps are glued onto the cat’s claws. The idea is that the blunt nail will not be sharp enough to cause damage. The veterinary staff will place the first set but typically after that the owner has the option of placing the caps at home.

What to Expect 

  • The nail caps will wear off but not at the same time. After a couple of weeks some of the nails will be capped and others will not be.
  • The nail caps must be replaced as the nail grows out.
  • Some cats are not in the least discouraged from scratching by these caps and are able to simply scratch larger holes in the upholstery.

Surgical Declaw (Onychiectomy)

Despite our best efforts to deflect scratching or decrease claw sharpness, sometimes nothing works and an immediate, permanent solution is needed. It is important to consider that the declaw surgery alters the cat permanently and should not be done if alternative methods are effective. The cat will need some special care during the post-operative healing period: special litter, pain medication, and some activity restriction as he/she will have tender feet for a week or two after surgery. The declawed cat should be forever indoors or outdoors only with supervision as they will no longer have the ability to defend themselves against dogs or other cats.

There is a great deal of controversy regarding this procedure and it has been legally restricted in many areas. Few veterinary surgeries encounter as much bias as the declaw, and a political has movement emerged. Some concerns are valid and some less so. Before making a declaw decision, it is important to review the arguments and find your own perspective. Here are some of the issues.

  • The declaw is viewed by many as performing an unethical surgical alteration of a companion animal for the sake of convenience. This is frequently countered by the idea that convenience is not the issue but that the relationship between the pet and its owner is at stake. If that relationship fails, a much bigger life quality issue is at stake including relinquishing the cat to the shelter where euthanasia is a real possibility.
  • Chronic pain may result from alterations in the foot anatomy and that long-term arthritis is promoted. While there may be truth to this, it is important to realize that 90% of cats over age 10 have arthritis in at least one joint. While it is certainly better to prevent arthritis in a cat’s senior years if we can, we still need the cat to get to its senior years. Arthritis can be treated; euthanasia cannot.
  • Some people believe that a cat’s indoor only lifestyle is not humane because it is not natural, or an indoor only lifestyle may be impractical because of other people or other animals coming and going in the home. It is true that a declawed cat should become an indoor only pet for its own protection.
  • There is belief that the procedure is performed too casually and that alternatives are not properly given consideration. Regardless of one’s feelings are on whether to declaw a cat, the fact remains that we are talking about a permanent alteration with a potential for negative ramifications later on. This procedure is not to be done lightly and it is important to at least attempt some of the alternatives discussed above.

Research has been conducted to sort out truth from political propaganda. The AVMA has an excellent source where this research has been collated and the concerns are addressed. Here are some conclusions but feel free to examine the AVMA’s information on your own. 

Myth #1:  After declawing, a cat is likely to become fearful or experience behavior changes, impairing an affectionate relationship with his owner.

Numerous scientific studies have been unable to document any behavior changes post-declaw. In fact, in one survey 70 percent of owners of declawed cats reported an improved relationship with their cat after the procedure.  

Myth #2:  A declawed cat cannot climb trees.

Declawed cats are not as effective at climbing trees as cats with claws, but declawing does not prevent tree climbing. That said, declawed cats should be kept indoors where they do not need claws to assist in self-defense. 

Myth #3:  A declawed cat cannot catch prey.

Declawed cats are not as effective at catching prey as cats with claws but declawing does not prevent effective hunting. 

Myth #4 A declawed cat has lost its ability to defend itself and should not be allowed outside.

This one is true. Without claws, a cat has indeed lost an important part of his defense system. Declawed cats should be housed indoors only. 

Myth #5:  Declawed cats are more likely to bite since they can no longer claw.

Declawed cats do not seem to realize they have no claws. They will continue to scratch ineffectively as if they did not know the difference. As for biting, there have been some studies that show an increased tendency to bite in declawed cats while other studies have not shown that. The trouble in interpreting this information is that one of the reasons cats are declawed is to control aggression. Cats that are aggressive, even in play, are more likely to be declawed to at least remove the claw portion of the human hazard. The same cat is still perfectly able to bite and will continue to bite. Studies on cats that bite after declaw have not explored whether the same cats were biting before the declaw so conclusions are difficult to draw.

Myth #6:  The post-operative period involves tremendous pain.

Pain management techniques have improved greatly in recent years and include regional nerve blocks eliminating pain completely from the feet during the first few days of healing, fentanyl pain relief patches, as well as injectable and oral medications. This means that a declawed cat should be comfortable in the recovery period. 

That said, if proper pain relief is not practiced, the declawed cat will have sore feet after surgery. The larger the cat, the more discomfort there is and reluctance to bear weight.  

The recovery period should not last longer than a week or so. Healing should be complete by two weeks. Pain after this recovery period is not normal or expected in any way and if a declawed cat seems to be uncomfortable or lame, a recheck appointment is definitely needed. 

If you plan to declaw your cat, you may want to ask your veterinarian about the pain relief plan they expect to utilize so you know what to expect. 

Myth #7:  A declawed cat will not use a litter box again.

It is important that litter not get impacted in the declaw incisions during the recovery period. Shredded paper is the usual recommendation during recovery and some cats simply will not use shredded paper. The recycled newspaper litters are an excellent alternative. The only litter problem one might expect would be lack of acceptance of a new litter during the recovery period. Declawed cats do not lose their litter box instinct.

Declaw Methods

Three techniques are commonly used for permanent declaw surgery: the Resco or clipper blade method; the disarticulation method; and the Laser declaw.

Resco/Clipper Blade Method

This is probably the most common method used by veterinarians to declaw cats as it is associated with the fastest surgery time. It involves the use of a sterile nail trimmer to cut through the bone of the third digit of the toe. The cat loses the part of the bone from which the claw grows. The incision is either sewn closed with suture material or closed in surgical glue.

What to Expect / Possible Complications

  • Patients commonly spend at least one night in the hospital for bandaging, monitoring for bleeding and pain assessment.
  • Some spotting of blood is normal from the toes during the first few days at home (beware if you have white carpeting).
  • Shredded paper or pelleted recycled newspaper litter is recommended during the healing period. Conventional clay or sand litters can impact inside the tiny incisions and cause infections.
  • Pain medication is essential, especially for larger or older cats who have more weight to carry on their tender healing toes. The amount of weight carried on the feet (the size of the cat) is the biggest factor in post-operative pain. There are numerous regimens employed for declaw pain control.
  • Occasionally not enough of the third bone is removed and the claw regrows. When this occurs, infection is generally inevitable and the remaining bone must be removed. This is not a potential complication when the disarticulation method is employed.
  • A study by Martell-Moran et al published in the Journal of Feline Medicine and Surgery in 2017 found that cats declawed with this method had more back pain later in life than disarticulated cats or undeclared cats.

Disarticulation Method

This procedure is a bit more difficult to master as it involves the delicate disconnection of all the tiny ligaments holding the third bone in place. The entire third bone is removed intact, whereas in the Resco method, the bone is cut through, leaving a small piece behind.

  1. Because the entire third bone is removed, there is a zero possibility of the claw growing back; however, the cut ligaments allow for a subtle drop in the way the foot is held. Most owners do not notice this change in posture.
  2. Two nights in the hospital are required for this procedure (one night with bandages and one without).
  3. Some spotting of blood from the toes is normal during the first few days at home (be aware of this with white carpeting).
  4. Shredded paper or pelleted recycled newspaper litter  is recommended for 10 days after surgery. Conventional clay or sand litters can impact the tiny incisions and cause infections.
  5. Pain medication is a good idea, especially for larger or older cats. The amount of weight carried on the feet (the size of the cat) is the biggest factor in post-operative pain. I recommend the use of the fentanyl patch for post-op pain control as well as pre-operative local blocks to the feet for pain control.
  6. Occasionally not enough of the third bone is removed and the claw regrows. When this occurs, infection is generally inevitable and the remaining bone must be removed.
  7. If the ungual crest of the nail is not removed (the area from which the claw grows), the claw may be able to partly grow back and a second surgery will be needed.

The Laser Declaw: Another Way to Disarticulate


Recently, the laser declaw has received a great deal of attention. In this surgery, a laser rather than a scalpel blade is used to disarticulate the third toe bone. Advantages of laser surgery include virtually no bleeding during surgery or afterwards, possibly less post-operative pain, and in many cases, no bandages.

The downside is the expense of the equipment. The cost of the laser equipment itself is $20,000 to $40,000. To justify such an expense, the laser must be able to generate substantial revenue for the hospital. This means that the cost of the laser declaw to the pet owner is likely to exceed the price of the conventional declaw by an additional $50 to $150 dollars.

Tendonectomy: A Surgical Alternative to Declawing

This surgical procedure has emerged as an alternative to the bone removing declaws. Here, a tendon is cut on the underside of each toe to prevent grasping motions. The claws remain but the cat cannot extend them.

What to Expect / Possible Complications

  • Because the incisions needed for this procedure are so small, the recovery is minimal. No bandages, no special litter, no blood spotting. There are usually no stitches to remove and the tiny incisions are closed in surgical glue.
  • Because the cat can no longer make grasping motions, the claws will naturally grow in a circular manner into the foot pads causing pain and infection unless the owner is able to trim the nails on a regular basis. The tendonectomy patient will require life-long regular nail-clipping. This may not be practical in an aggressive cat and may not be the right choice for an owner seeking a low-maintenance pet.
  • The August 1, 1998 issue of the Journal of the American Veterinary Medical Association reports a study to compare the long- and short-term complications of tendonectomy vs. those of traditional declaw. Owner satisfaction with both procedures was also measured. While cats who received the tendonectomy showed significantly lower pain scores immediately post operatively, both procedures showed an equal frequency of other complications (bleeding, lameness, and infection). The number of days it took for a cat to walk normally again was not different between the declawed cats and the tendonectomy cats. There was no significant difference between the percentage of owners satisfied with declaw versus the percentage of owners satisfied with tendonectomy. In a 2001 survey, more people were satisfied with the declaw over tendonectomy.
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Desensitization and Counterconditioning to Nail Trimmers for Cats

How to help your cat get used to having their nails trimmed

  1. Start by putting the trimmers in a common area like your living room where your cat can choose to explore them at their pace. Putting treats around the nail trimmers can help to create more positive associations with them. If your cat will not go near the trimmers, feed them treats at a comfortable distance. Gradually decrease the distance between them and the nail trimmers.
  1. Next, have the nail trimmers nearby when you are interacting with your cat. This interaction may be a play session or a time when your cat is comfortably settled on your lap accepting treats. You do not need to move the nail trimmers around, just have them within view of your cat when they are near you.
  2. Let your cat see you lift and put down the nail trimmers. If your cat enjoys lying on your lap, you can have the nail trimmers near, pick them up and put them down, then feed your cat a treat.
  3. Practice bringing the nail trimmers to your cat’s foot, then moving them away and giving your cat a treat. If your cat is too stressed about this step, only bring the nail trimmers part way to your cat’s foot before putting them back down and giving a treat.
  4. After your cat has learned to tolerate a single nail being isolated and examined with the trimmers nearby, cut the toenail. Then begin adding toes to individual sessions until you can cut multiple toenails in one session.

Overall, you want your cat to feel as comfortable, safe, and relaxed as possible when getting their nails trimmed. Work with your veterinarian and staff to make nail trims at home and at the clinic the most positive experience possible for your cat.

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Dietary Therapy for Hyperthyroidism in Cats

There always seems to be the occasional cat for which the traditional therapies do not seem to be appropriate.

  1. Radiotherapy is not an insignificant expense and may be financially out of reach. 
  2. Some cats simply will not take oral medications. 
  3. The compounded ear ointments do not always work. 
  4. Some owners are simply unable to give medications twice daily indefinitely with meaningful regularity. 
  5. Some cats have a concurrent illness that precludes methimazole or simply does not tolerate its side effects.

Iodine is an essential ingredient your cat needs to make thyroid hormone; therefore, it should not be surprising that the production of excessive amounts of thyroid hormone requires excessive amounts of iodine (in the case of hyperthyroidism). Since iodine comes from the diet, it turns out that it is possible to create a diet that is restricted enough in iodine to preclude the production of excessive amounts of the hormone yet not so restricted that an iodine deficiency results.

Hill’s Pet Nutrition has developed such a diet, called y/d, and it has been an alternative to the more traditional therapies since 2011. The diet is available in both dry and canned formulations in some regions. Always consult with your veterinarian before changing your pet’s therapeutic diet.

How Long do you Have to Feed the Diet for the Cat Not to be Hyperthyroid Anymore?

Several studies have been done, and hundreds of cats have been evaluated. Many cats will have normal thyroid levels in the first two months of diet use; however, a full response can take up to 12 weeks. By 12 weeks on the diet, 90% will show normal thyroid levels. The diet is ineffective in approximately 10% of cats eating it.

Can a Cat Have any Treats While on this Diet?

Unfortunately, there are no acceptable treats. Feeding ANY thing other than the therapeutic diet could interfere with the effectiveness of treatment. Foods or treats meant for other pets in the home should be kept away from a cat on this form of therapy. Also, hyperthyroid cats who roam outside may be eating any number of things out in the world. It is unlikely that their diet can be controlled enough for this form of therapy to be effective. In fact, if the cat on y/d is still hyperthyroid after eight weeks, it can be assumed that the cat is finding another iodine source. The cat might simply be cheating on the diet, getting extra iodine in medication or in drinking water, or even from the surface of a food bowl.

Can Other Cats in the Household Eat this Diet Safely?

After over a decade of Y/d diet availability, it appears that normal cats may safely eat Y/d diet. No reactions or problems were found when the diet was experimentally fed exclusively to normal cats for a two-year period. Further, no issues have come up in the pet-owning population. If multiple cats are present in the home and feeding separately is problematic, it should be fine to feed all the cats the iodine-restricted diet.

The manufacturer suggests taking a week to transition the cat from his normal food to this one, not because of the iodine issue but because it is always a good idea to avoid an abrupt food change. After the transition is complete, Hills recommends a thyroid level, kidney parameters, a recheck exam, and a urine specific gravity (test for urine concentration) after four weeks and again after eight weeks on a Y/d diet. If your cat is still not showing a normal thyroid level in eight weeks, it is worth going out to 12 weeks and evaluating one more time. After your cat has achieved a normal thyroid level, an exam, and blood work should be performed every six months.

In cats with concurrent kidney disease, lab work is recommended after two, four, and eight weeks on the diet and every three to four months thereafter.

What about Switching a Cat on Methimazole Over to the Diet?

The manufacturer recommends simply switching from medication to diet directly with no transitional period. Simply discontinue the medication and start the diet.

Methimazole, surgery, and radiotherapy are well-reviewed effective therapies for feline hyperthyroidism. Where this diet fits in the picture and whether it should replace traditional therapy or be considered an acceptable last resort remains to be seen over time.

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Choosing the Right Litterbox for Your Cat

Cats are low-maintenance and clean, making them appealing pets. Kittens instinctively know how to relieve themselves in soft materials and bury their waste, making it easy for them to learn to use a litterbox. Choosing and maintaining the right litterbox setup to meet your cat’s needs helps prevent house soiling and promotes healthy elimination behaviors from the start.

“Litter-training” Cats

At about three to four weeks old, kittens begin to play, explore, and dig in loose, soft materials like dirt or litter. This exploratory behavior soon leads them to eliminate in these areas. “Litter-training” a cat is not like house-training a dog. Taking a cat to the box and moving their paws in the litter is unnecessary and may create negative associations with the box or you. Instead, provide an acceptable, accessible litterbox based on the criteria described below, determining what is acceptable and accessible from the cat’s point of view, not yours.

Consider the following factors when setting up your litterbox for the best experience for you and your cat(s):

Size Matters

Bigger is better when it comes to litterbox size. Cats prefer a box with enough space to dig, cover their waste, and turn around without touching the sides. A general rule of thumb is that the box should be 1 1/2 times the length of the cat from their nose to the base of their tail.

Litter Depth and Type

Some caregivers believe that adding more litter reduces the need for frequent cleaning. Wild cats prefer areas with just a few loose particles for making small scrapes, not several inches of dirt. Therefore, two to three inches of litter is sufficient, allowing cats to cover their waste without sinking in. Long-haired cats may prefer even less litter or a smooth surface. A dirty litter box is a common reason for cats to eliminate outside the box, so adding extra litter does not replace the need for regular scooping and cleaning.

Most cats prefer fine-grained litter because it has a softer feel. Clumping litter is usually finer-grained than typical clay litter. High-quality, dust-free clay litter is also relatively small-grained and may be perfectly acceptable. Non-scented, clay-clumping litter is often the best choice, as some cats may not like crystals, pellets, or wood shavings.

Avoid changing types or brands once you find a litter your cat likes. Buying generic, the least expensive, or whatever brand is on sale may lead to problems. Some cat litter is developed more with the caregiver’s needs in mind rather than the cat’s. Many cats are put off by the smell of scented or odor-repellant litter, so placing a room deodorizer or air freshener near the litterbox might be objectionable. A thin layer of baking soda on the bottom of the litter box can help absorb odors without deterring the cat. If the litterbox is kept clean, odor should not be a problem.

Location is Key

Caregivers often place the litterbox in out-of-the-way locations to minimize odor and litter tracking around the house. Common placements include the basement, next to an appliance, in the garage, or on an unfinished, cold cement floor. While convenient for caregivers, these setups can be less than ideal from the cat’s perspective.

For example, young kittens may not be able to navigate long flights of steep stairs in time to use the bathroom, and newly introduced adult cats may initially forget where the box is located. Cats can also be startled if a furnace or washer-dryer suddenly turns on while they are using the box. Additionally, some cats prefer to scratch the area around their litterbox and may find a cold cement floor unappealing or uncomfortable.

To minimize the risk of your cat finding an alternative, more convenient toilet, always place litterboxes in quiet, low-traffic areas with easy access and escape routes. Make sure there is at least one box per level of the house, and keep them away from your cat’s food and water stations. One compromise is to place the box in a closet; if you do this, wedge the door open from both sides to prevent your cat from being trapped inside or outside. If the box is on a smooth, slick, or cold surface, consider placing a small throw rug underneath it.

Types of Litter Boxes

Litterboxes come in many shapes and sizes, and while larger is generally better, each cat may have individual preferences. Open boxes are typically preferred over covered boxes, although they provide less privacy. Hooded boxes offer privacy but can have poor air circulation, which might deter some cats. Self-cleaning boxes can be convenient but might scare others. Just like with location, offering different types of litterboxes helps cater to each cat’s unique needs.

How Many Boxes?

When it comes to the number of litterboxes, a good guideline is to follow the golden rule: number of cats + one. It is generally not possible to designate a personal, unique box for each cat, as cats will often use any and all available litterboxes. In multi-cat households, placing boxes in various locations around the house gives cats options if another box is occupied and prevents territorial disputes, bullying, or guarding of the box.

Maintenance

Litterboxes must be kept consistently clean. To meet the needs of the most discriminating cat, feces should be scooped out of the box daily. How often you change the litter depends on the number of cats and the number of boxes you have. Twice a week is a general guideline, but depending on the circumstances, the litter may need to be changed every other day or only once a week. If you notice an odor from the box or if much of the litter is wet or clumped, it is probably more than time for a change. Do not use strong-smelling chemicals or cleaning products when washing the box. The smell of vinegar, bleach, or pine cleaners may cause your cat to avoid the box. Washing with soap and water should be sufficient.

Liners

Some cats don’t mind having a liner in the box, while others do. You may need to see if your cat is bothered by a liner in the box. If you use a liner, make sure it is anchored in place well so it cannot easily catch your cat’s claws or be pulled down into the litter.

If Problems Develop

Elderly or arthritic cats might benefit from ramps or a lower-sided box. For cats that tend to kick litter out, use high-sided boxes and consider placing a litter-trapping mat under the box. Some cats might be sensitive to certain box materials or odors. If your cat stops using the litterbox, your first call should always be to your veterinarian. Many medical conditions can cause a change in litterbox habits, and these possibilities must be considered first. If your veterinarian determines your cat is healthy, the cause may be behavioral. When resolving house-soiling behavior in cats, environmental changes are often needed, and punishment is never the answer. For more assistance, contact a veterinary behaviorist or animal behavior professional who is knowledgeable and experienced in working with cats.