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Diseases & Conditions - Cats

Diseases and conditions of cats; organized by body system. Learn about diseases of the muscles, heart, eyes, immune, gastrointestinal, and more. Please see All Disease & Parasite FAQs for additional articles on a variety of topics.
  1. The Viewer Viewpoint - Cats (4)
  2. Cat Health FAQs (242)
  3. Feline Reproduction (3)

New Knee for Cyrano the Cat
Cyrano the Cat, a large orange tabby who survived bone cancer one year ago, received the first known total knee replacement in a cat at NC State College of Veterinary Medicine. This surgery was a team effort; veterinary surgeons, engineers and implant manufacturers all worked together to create a strong knee that was small enough to fit a cat.

Buying A "New" Cat
Meet Black Jack, a senior black cat who had been waiting for a home for months. His chances were slim as it was, not to mention a couple of health problems that might give future adopters pause.

Treating Feline Hyperthyroidism with Reduced Iodine Hill's Y/D Diet
For years, veterinarians have had three treatment options for feline hyperthyroidism: oral medication (methamizole), thyroid removal surgery, or radioactive iodine (I-131) treatment. Each treatment option afforded different pros and cons, including costs and health risks and benefits. We now have a new way to manage this disease: food. By...

Corneal Ulcers
Corneal ulcers are a common problem in dogs and cats. This painful condition has numerous causes. Quick diagnosis and treatment is essential to prevent additional eye damage. Learn about corneal ulcers, potential causes, diagnosis, treatment options and care for animals with corneal ulcers.

Toxoplasmosis - A Zoonotic Disease Involving Cats and People
Learn about toxoplasmosis and how to protect yourself from this disease.

Hyperthyroidism in Cats
Hyperthyroidism, or overproductive thyroid gland, is one of the most common disease of middle-aged and senior cats. Thankfully, this disease has several treatment options, affording good management of this disease for continued health in the senior years. Learn more about clinical signs, diagnosis, treatment options and tips for living with your...

Heartworm Incidence Prevention and Treatment
Information gathered about heartworms, prevention and treatment has grown considerably over the last 20 years. In this interview, Dr. Wallace Graham, 2011 president of the American Heartworm Society, brings us up to date on the latest heartworm incidence reports, treatment guidelines and prevention of heartworm in dogs and cats.

Why does my orange tabby have black spots on his lips?
A common question (and worry) of cat owners relates to black spots that just seem to "appear" on the lips, nose and eye margins, especially on orange colored cats. What is this, and are these spots something to worry about? Find out in this FAQ.

Preventing Ear Infections in Cats
Preventing an ear infection for your cat may not be totally possible, but there are some things you can do to help make ear infections less likely. Learn some tips for keeping your cat free of ear infections.

Ear Infections in Dogs and Cats
Ear infections are common problems for both dogs and cats. Common causes of ear problems in pets include parasites (ear mites), fungal, bacterial agents and foreign bodies (foxtails). Learn what to watch for and how to prevent ear infections in dogs and cats.

Glossary Term: Otitis Externa
Many vets can diagnose this condition with one quick whiff of the nose upon entering the exam room. What is otitis externa, and how can you help your pet if s/he suffers from this condition?

Treatment of Feline Ear Infections
Ear infections in cats are irritating and sometimes painful. Treatment must be based on the cause of the infection. Learn about the options for treating feline ear infections.

Complications of Chronic Ear Infections or Otitis in the Cat
Ear infections in cats can lead to many different types of complications. Learn about some of the complications that your cat might experience as a result of an ear infection.

Complications of Chronic Ear Infections or Otitis in the Dog
Otitis and ear infections in the dog are often chronic and can lead to many different types of complications. Learn about some of the complications that occur in a dog with otitis and/or ear infection.

Symptoms and Diagnosis of Ear Infections in Cats
Ear infections in cats are common. Cat owners should know the symptoms of ear infections and monitor their cat for them. Learn the symptoms of feline ear infections and find out what your veterinarian might need to do to diagnose an ear infection for your cat.

Causes of Ear Infections in Cats
Ear infections in cats are common. Though ear mites are the most common cause of infections, there are many other potential causes of ear infections for cats also.

How do I know if my cat has bad breath?
My cat has "cat food" breath and I have noticed he is drooling more lately (well, I see evidence of it where he lays most of the time). His grooming is fine. But I have noticed his breath smells strongly of cat food. I wouldn't call it malodorous though. So I don't know if it is bad breath?

As Your Cat Ages
How old is "old" for a cat? What should cat owners be watching out for as their cat starts to slow down with age? Learn to distinguish what is "normal" as a cat ages. This helps prepare you to notice changes - medical and behavioral - that need a veterinarian's attention. As always, if your cat is in pain, ill or just not acting as usual, please...

Glossary Term: Pyotraumatic Dermatitis
Pyotraumatic Dermatitis is more common than you think, especially in dogs. This condition can be seen at any time, but more commonly seen in the warmer months. What does this term mean, and what are the clinical signs seen with this condition?

Ear Hematomas in Dogs and Cats
An ear hematoma is an uncomfortable situation for a dog or cat. Learn about the potential causes and the treatment options for canine and feline auricular hematomas.

How to Feed a Dog with Diabetes
Dogs with diabetes mellitus require a strictly controlled diet. Find out what, when and how to feed a dog with diabetes.

Signs Seen with Diabetes Mellitus in Dogs and Cats
Some of the signs seen with diabetes mellitus may be explained as 'getting older' or 'it's hot outside,' but these are signs that shouldn't be ignored. The onset of signs may be gradual and hard to notice at first. Learn to recognize the signs of diabetes mellitus and contact your veterinarian as soon as signs are noticed.

Can Cats with Diabetes Be Treated Without Insulin Injections?
Cats with diabetes are frequently treated with insulin injections. However, as a diabetic cat owner, you may prefer not to give insulin injections to your cat. Are there alternatives to insulin injections for a diabetic cat?

Canine and Feline Diabetes - The Somogyi Effect
For dogs and cats with diabetes, overdosage of insulin can lead to a phenomenon known as Somogyi effect. Learn how and why blood glucose levels can actually end up too high in diabetic dogs and cats overdosed with insulin.

Can Feline Diabetes Be Cured?
Feline diabetes is a common endocrine disease in cats. However, if your cat is diagnosed with diabetes mellitus early in the course of disease, it is possible for your cat to go into remission and not require insulin injections or other medications any longer.

Can Canine Diabetes Be Cured?
Canine diabetes mellitus is a serious disease and is frequently diagnosed in dogs. Although diabetes mellitus can be controlled for your dog, usually through periodic insulin injections, treatment for dogs with diabetes mellitus is usually lifelong and it is unlikely that your dog will ever be cured of the disease.

Treating Canine Diabetes Mellitus
Canine diabetes mellitus is one of the most commonly diagnosed endocrine diseases in the dog. Learn about the basics of treating a dog for diabetes.

Monitoring a Dog or Cat with Diabetes
Canine and feline diabetes are both serious diseases in the dog and cat respectively. If your pet has diabetes, he will need to be monitored closely. Learn the basics of how dogs and cats with diabetes are monitored, including the testing that is used to evaluate health and progress.

Treating Feline Diabetes Mellitus
Feline diabetes mellitus is a serious and potentially life-threatening disease. Learn about the basics of treating a cat with diabetes.

Hypoglycemia and the Diabetic Dog or Cat
Hypoglycemia is a potential complication of both canine and feline diabetes mellitus. Learn about the symptoms and causes of hypoglycemia in diabetic dogs and cats as well as how to treat it.

How to Do a Blood Glucose Curve for Your Diabetic Dog or Cat
For a diabetic dog or cat, a blood glucose curve is an essential part of evaluating their progress and health. Learn how to perform a blood glucose curve at home for your dog or cat with diabetes.

Ear Mites
About ear mites in cats and dogs, including risk factors, signs, symptoms, diagnosis, treatment and prevention.

Heartworms and Heartworm Disease in Cats
Heartworms can infect cats as well as dogs. In cats, heartworm disease tends to show up as respiratory disease rather than heart disease. Feline heartworm disease can be fatal for infected cats.

Diabetes Mellitus in the Cat
Cats with diabetes mellitus have an abnormally functioning pancreas which results in elevated glucose (or sugar) in the blood stream. Learn more about the causes of feline diabetes mellitus and the symptoms that cats with diabetes mellitus might display.

Diabetes Mellitus
Diabetes mellitus is a common disease of dogs and cats. Diabetes mellitus occurs when insulin-secreting cells of the pancreas are destroyed and the body is no longer able to regulate glucose (sugar). This results in high levels of glucose in the blood and urine. Learn more about diabetes mellitus in dogs and cats and how this disease is...

Hairballs
Hairballs are common problems for cats, rabbits, ferrets. Trichobezoars are occasionally found in dogs and humans too. Learn why they are formed, signs to watch for, and how to treat and prevent hairball formation.

Diabetes - Living With A Diabetic Dog Or Cat
The diagnosis of diabetes can be daunting. For many people, monitoring blood glucose and giving daily insulin injections to their pets seems like mission impossible. After some time and practice though, managing your diabetic patient can become second nature. What stories and tips can you share with others who live with diabetic pets,...

Veterinary Q & A: Pancreatitis in Dogs and Cats
It's that time of year again - holiday feasts and yummy treats start to appear everywhere. It is tempting to give extra treats to pets too, but caution is advised -- Pancreatitis and other stomach/gut upsets can occur, leading to a trip to the vet in some cases. Pancreatitis can also occur without a known history of fatty food ingestion. Learn...

Using Ivermectin in Dogs and Cats
Ivermectin in dogs and cats is used for many different purposes. It is also used at many different dosages depending on the reason for treatment. Learn more about the uses of ivermectin in dogs and cats.

Safety and Side Effects of Ivermectin in Dogs and Cats
Ivermectin is used in dogs and cats to treat a variety of parasitic diseases. It is also a popular heartworm prevention medicine. Learn about the safety and side effects of ivermectin for dogs and cats.

Enalapril (Enacard®, Vasotec®) in Dogs and Cats
Enalapril (Enacard®, Vasotec®), an ACE (angiotensin converting enzyme) inhibitor, is used to treat dogs and cats with heart disease, kidney disease and high blood pressure. Learn more about the usages and potential side effects of enalapril in dogs and cats.

Benazepril in Dogs and Cats
Benazepril, also known as Fortekor® or Lotensin®, is used in dogs and cats to treat various conditions. Learn more about the potential uses and possible side effects of benazepril in dogs and cats.

Pimobendan (Vetmedin®) in Dogs and Cats
Pimobendan (Vetmedin®)is used in dogs and in cats to treat various types of heart disease. Learn more about how pimobendan can help dogs and cats with heart disease.

Black Spots on Orange Cats - Tell us about your cat's black spots
A common question (and worry) of cat owners relates to black spots on orange cats that just seem to "appear" on the lips, nose and eye margins, especially on orange colored cats. Does your cat have these spots? When did you notice, and what was your vet's diagnosis?

Furosemide (Lasix®) in Dogs and Cats
Furosemide (Lasix®) is used in dogs and cats to treat congestive heart failure and other causes of fluid build-up in the lungs and elsewhere. Learn more about how and when furosemide is used to treat dogs and cats.

Heartworm Disease in Dogs and Cats
Heartworm disease is caused by a parasite that lives mainly in the blood vessels of the lung and in the heart. Heartworm disease has been seen in several species, but dogs are very susceptible. Cats can be severely affected even by only a single heartworm. Heartworm disease may be fatal and difficult to treat, but fortunately heartworm disease...

Kit4Cat Litter Box Sand for Cat Urine Collection
Kit4Cat is a way to easily collect cat urine for analysis at home or in the clinic. This photo gallery is a companion piece to my review of this product, showing how "hydrophobic" sand works.

Heartworm disease and treatment - share your experiences with dog and cat...
Heartworm disease is caused by a worm that lives mainly in the blood vessels of the lung and in the heart. Heartworm disease is transmitted by mosquitoes and has been seen in several species. Dogs are very susceptible and cats are at risk, too. Heartworm can be difficult to treat and sometimes fatal, but fortunately Heartworm disease is easy to...

Treatment of Heartworm Disease in Dogs
Treatment of heartworm disease in dogs is possible but is not without risk. Learn about the options available for treating a dog with heartworm disease and the risks involved with treatment of canine heartworm disease.

Heart Disease in Cats
Heart disease in cats is common, but often asymptomatic. Learn to recognize the signs of heart problems in cats, various causes, diagnostic and treatment options, and how to manage your heart patient pet at home. Related: Heart Diease in Dogs

Feline Hypertrophic Cardiomyopathy (HCM)
Hypertrophic cardiomyopathy (HCM) is the most common heart disease diagnosed in cats. Learn how feline hypertrophic cardiomyopathy is treated and the prognosis for cats with HCM.

Diagnosing and Treating Feline Dilated Cardiomyopathy
Feline dilated cardiomyopathy is one of the forms of heart disease seen in cats. Learn about how dilated cardiomyopathy in cats is diagnosed and how it is treated.

Seizures in Cats
Seizures are one of the most common neurological problems seen in cats and dogs. A seizure happens when the cerebral cortex, part of the brain, functions abnormally. There are many different diseases that can cause seizures in dogs and cats. Sometimes, as in the case of idiopathic epilepsy, the cause of seizure activity is unknown.

Heartworm Disease
Learn about heartworm Disease in dogs and cats - the parasite life cycle, treatment options, clinical signs, and how to prevent this deadly parasite. Share your experiences with heartworm in dogs and cats.

Seizures and Epilepsy in Dogs and Cats
Seizures are one of the most common neurological problems that are seen in both dogs and cats. Seizures have many possible causes and signs seen vary with the animal and the cause. Learn more about seizures in pets - the signs, possible causes, diagnosis and treatment options in this collection of resources.

Is Heart Disease the Same as Heart Failure?
Heart disease in dogs and cats is commonly diagnosed and in many cases will eventually lead to heart failure. Learn the difference between heart disease and heart failure in dogs and cats.

Treating Heart Disease and Heart Failure in Dogs and Cats
Heart disease and heart failure in dogs and cats can be quite serious. Learn about the different medications commonly used to treat heart disease and congestive heart failure for dogs and cats.

Anti-Seizure Medications
Phenobarbital is the medication that is most commonly used to treat seizures and epilepsy in dogs and cats. There are other medications for canine and feline seizures too. Learn more about traditional and newer seizure control medications.

Diazepam (Valium®) in Dogs and Cats
Diazepam (Valium®) is used for several purposes in dogs and cats. Read about the usages and the potential side effects of diazepam for dogs and cats.

Potassium Bromide (KBr) for Treating Seizures in Dogs and Cats
Seizures caused by epilepsy in dogs and cats can be treated with several different medications, including potassium bromide (KBr). Learn about how potassium bromide is used in canine and feline epilepsy, its advantages and disadvantages and potential side effects.

Zonisamide for Treating Seizures in Dogs and Cats
Zonisamide is one of the medications used to treat seizures in dogs and (less often) in cats. Learn about how zonisamide is used in dogs and cats and what the side effects of zonisamide may be in treating seizures for dogs and cats.

Treating Canine Seizures and/or Epilepsy with Felbamate
Dogs frequently suffer from seizures and/or epilepsy. Felbamate is one of the new generation antiepileptic drugs that is being used to treat seizures in dogs. Find out more about using felbamate to treat seizures in dogs.

Levetiracetam (Keppra®) in Dogs and Cats
Levetiracetam (Keppra®) is an anti-epileptic drug that can be used to treat seizures in dogs and cats. Read about how levetiracetam can help prevent seizures in dogs and cats and about the potential side effects of levetiracetam in dogs and cats as well.

Seizures in Cats
Seizures are one of the most common neurological problems seen in cats and dogs. A seizure happens when the cerebral cortex, part of the brain, functions abnormally. There are many different diseases that can cause seizures in dogs and cats. Sometimes, as in the case of idiopathic epilepsy, the cause of seizure activity is unknown.

Treating Cats with Epilepsy and/or Seizures
Seizures or epilepsy can occur in cats. Learn about the medications that are used to treat seizures and epilepsy in cats.

Causes of Seizures in Cats
Feline seizures can have many different causes. Learn about the diseases and conditions that can cause seizures in cats.

Phenobarbital for Treating Seizures and Epilepsy in Dogs and Cats
Phenobarbital is commonly used to treat seizures and epilepsy in dogs and cats. Learn how phenobarbital works in dogs and cats. Find out the benefits and possible side effects of using phenobarbital for your dog or cat.

What is Status Epilepticus and How Does It Affect Dogs and Cats
Status epilepticus is defined as a persistent state of seizure. Learn how status epilepticus can affect dogs and cats and what you should do if your dog or cat has a seizure that will not stop.

Diagnosing Seizures and Epilepsy in Dogs and Cats
Seizures are a common problem in dogs and are sometimes seen in cats also. Seizures may be due to epilepsy or to other diseases or conditions. Learn how veterinarians diagnose the cause of canine and feline seizures and/or epilepsy.

Comparing Canine and Feline Seizures to Other Diseases or Conditions
Canine and feline seizures are a common neurological occurrence. However, there are a few other diseases that can appear similar to a seizure in a dog or cat. Learn what conditions to look for and how to tell them apart from a seizure in your dog or cat.

Seizures and Epilepsy in Dogs and Cats
Seizures and epilepsy can occur in both dogs and cats. Learn how the terms seizure and epilepsy are defined and understand the difference between how the words seizures and epilepsy are used in the dog and cat.

What To Do if Your Dog or Cat Is Having a Seizure
Watching your dog or cat have a seizure is a frightening experience. Learn how to take care of your dog or cat if he does have a seizure.

Seizures in Cats - Types of Feline Seizures
Seizures are not as common in cats as they are in dogs. However, they can occur and can be focal or generalized. Learn how to recognize the appearance of a cat seizure.

Types of Cardiomyopathies in Cats
Cardiomyopathies are common heart diseases in cats. While the majority of feline cardiomyopathies are hypertrophic, they may also be dilated, restrictive or unclassified.

Heart Disease in Cats

Heart disease in cats is common, but often asymptomatic. Learn to recognize the signs of heart problems in cats, various causes, diagnostic and treatment options, and how to manage your heart patient pet at home.

Dilated Cardiomyopathy in Cats
Dilated cardiomyopathy is one of the types of cardiomyopathies that can cause heart disease in cats. Learn about the causes and signs of feline dilated cardiomyopathy.

Heart Disease in Dogs and Cats - Tell us about your pet's heart disease
Heart disease is common in dogs and cats. The signs can be difficult to detect at first, but coughing, exercise intolerance, and difficulty breathing are common signs of heart (and lung) problems. Some heart diseases, such as heartworm, are preventable and treatable. Some conditions (e.g.) murmurs may be a congenital problem. What signs did you...

Symptoms and Diagnosis of Cats with Hypertrophic Cardiomyopathy (HCM)
Hypertrophic cardiomyopathy, or HCM, is a commonly diagnosed heart disease in cats. Learn to recognize the symptoms of feline hypertrophic cardiomyopathy and find out how HCM is diagnosed in the cat.

What are heartworms, and can I catch them from my dog?
Most pet owners have heard of heartworms. But what do heartworms look like and how are they transmitted from animal to animal? Learn the answers to these questions and more in this FAQ.

Hypertrophic Cardiomyopathy (HCM) in Cats
In cats, HCM or hypertrophic cardiomyopathy is a serious heart disease. Find out what causes feline hypertrophic cardiomyopathy.

Causes of Heart Disease in Cats
Heart disease in cats can be a devastating disease. There are many different diseases that can cause feline heart disease.

Signs of Heart Disease in the Cat
Heart disease and heart failure are commonly seen in cats. Learn to recognize the symptoms of feline heart disease and heart failure.

Diagnosing Canine and Feline Heart Disease and Heart Failure
Canine and feline heart disease is common and can be life-threatening. Learn how heart disease and heart failure is diagnosed in dogs and cats.

Why Does My Dog Stink?
Have you ever asked what you can do to get rid of that "doggie" odor in your pet? It may not be as simple as changing the shampoo you use. Various skin and coat conditions can cause foul odor that may or may not be helped by simply bathing your pet. This Q & A is about a smelly dog and illustrates the importance of a thorough veterinary exam to...

FIV (Feline Immunodeficiency Virus) in Cats - Treating and Preventing FIV
FIV (feline immunodeficiency virus) in cats can be successfully prevented. However, if your cat is already infected with FIV, you will want to know about treatment options.

Home Care of a Dog or Cat with Heart Disease or Heart Failure
Heart disease and/or heart failure is a frightening diagnosis for a pet owner. Learn how to care for and what to watch for if your dog or cat has heart disease or is suffering from heart failure.

Heart Murmurs in Cats
Heart murmurs are occasionally heard in cats and do indicate the presence of heart disease. However, the severity of the heart disease cannot be evaluated by the sound of the heart murmur itself.

Dental Care for Pets
Pet dental care is important for overall health. Learn about dental disease in dogs and cats, what is involved in a dental cleaning, and how to keep your pet's mouth and teeth healthy with this Veterinary Q & A.

Feline AIDS: Testing for FIV and Caring for Cats with a Positive AIDS Test
Cats should be tested for feline AIDS (feline immunodeficiency virus or FIV) routinely. Cats that are positive for the feline AIDS virus need special care.

Itching and Scratching in Dogs and Cats
Itching, scratching, fleas, allergies and hair loss are among the most common questions to veterinarians. Hair loss and scratching are very common signs that represent a multitude of possible health or parasite problems. Often the scratching, chewing and licking lead to secondary problems. Your veterinarian will need to do an examination and...

Skin Disease, Hair Loss and Scratching in Dogs and Cats
Itching, scratching, fleas, allergies and hair loss are among the most common questions to veterinarians. Hair loss and scratching are very common signs that represent a multitude of possible health or parasite problems. Often the scratching, chewing and licking lead to secondary problems. Your veterinarian will need to do an examination and...

Feline Immunodeficiency Virus (FIV) - Recognizing AIDS in Cats
Feline immunodeficiency virus (FIV) is a contagious viral disease of cats. Find out if your cat is at risk for feline immunodeficiency virus.

Preventing Kidney Failure in Dogs and Cats
Kidney failure in dogs and cats is a common problem. However, there are some simple precautions that can help prevent kidney failure in dogs and cats.

Common Symptoms of Dog and Cat Allergies
Allergies are a common problems in dogs and cats. Allergies in dogs and cats can cause skin and ear problems as well as other symptoms.

Kidney Disease in Dogs and Cats
Kidney failure, also referred to as renal failure or renal insufficiency, can occur in both dogs and cats. In a healthy animal, the kidneys filter waste products that are produced by the body. In kidney failure, these waste products are not filtered properly and start to build up in the blood stream. This is when clinical signs of kidney...

Kidney Disease in Dogs and Cats - Tell us about your experiences with kidney...

Symptoms of Kidney Failure in Dogs and Cats
Kidney failure in dogs and cats is commonly seen. Kidney failure is especially common in older dogs and cats but can occur in dogs and cats of any age. It is important that pet owners know the symptoms of kidney failure in dogs and cats so that veterinary care can be sought if the symptoms occur.

Treating Acute Renal Failure in Dogs and Cats
Acute renal failure in dogs and cats is also known as kidney failure and it is a serious, life-threatening condition. The most important aspect of treatment for acute renal failure in dogs and cats is fluid therapy but other treatment methods are usually needed as well.

Treating Chronic Canine and Feline Renal Failure
Chronic canine and feline renal failure requires ongoing treatment. Learn about the options available for treating chronic canine and feline renal failure.

Testing for Canine and Feline Kidney Failure
Canine and feline kidney failure can be diagnosed using several different laboratory tests. Monitoring ongoing cases of canine and feline kidney failure is important also and involves many of the same tests used to diagnose kidney failure in the dog and cat.

Kidney Failure in Dogs and Cats
Kidney failure in dogs and cats can have many different causes. Both acute and chronic canine and feline kidney failure can occur. Common causes of kidney failure in dogs and cats include bacterial infections, immune-mediated disorders, inadequate blood flow to kidneys resulting from shock or trauma, toxins and metabolic diseases.

Feline Herpesvirus 1
About Herpesvirus 1 in cats, including information about Herpesvirus 1, diseases associated with Herpesvirus 1, risk factors, and vaccination against Herpesvirus 1.

Caring for Your Arthritic Cat
Arthritic cats may not openly show their pain, but arthritis is a painful condition. There are several things a cat owner can do make the home more amenable to and comfortable for an arthritic cat.

Arthritis in Cats - How to Recognize the Signs of Arthritis in Your Cat
Arthritis in Cats - How to Recognize the Signs of Arthritis in Your Cat

Treating Arthritis in Cats
Arthritis in cats can be treated using several different treatment options. Arthritis in cats in a painful disease and successful treatment methods must relieve the pain caused by feline arthritis.

Preventing Arthritis in Dogs and Cats
Arthritis in dogs and cats may not be completely preventable. However, the most important thing that can be done to prevent arthritis in dogs and cats is to maintain an ideal body weight and ideal body condition. Obese dogs and cats are more likely to suffer the signs of arthritis.

Feline Calicivirus
About calicivirus in cats, including information about calicivirus, diseases associated with calicivirus, risk factors, and vaccination against calicivirus.

Panleukopenia in Cats
About panleukopenia, or feline distemper, in cats, including risk factors, signs, symptoms, diagnosis, treatment and prevention.

FIV in cats - living with a Feline Immunodeficiency Virus FIV positiv…
Feline immunodeficiency virus (FIV) is a virus that weakens a cat's immune system. While FIV can cause a multitude of health problems because of reduced immune system function, many cats can live a relatively normal life. Care must be taken to prevent bite wounds and keep your cat indoors to keep them as healthy as possible. Has your cat been...

FIV in Cats
About Feline Immunodeficiency Virus - FIV in cats - including transmission, risk factors, signs and symptoms, diagnosis, treatment, and prevention of FIV. Also included is information on caring for a cat with FIV and managing a multi cat household after a diagnosis of FIV.

Feline Chin Acne - what worked for your cat's chin acne?
Feline acne is a superficial dermatitis of cat's chins. Clinical signs range from blackheads (comedomes) to large draining pustules. Cats may be very painful, itchy, or as often seen with blackhead-only cases, not very bothered by chin acne. Feline chin acne is usually managed rather than cured. Changing food and water dishes to glass, metal or ceramic and washing dishes daily is sometimes all…

Feline Chin Acne - Possible causes, signs and treatment options for F…
Chin acne is a common skin condition in cats. It may be seen as barely noticeable comedomes (blackheads), to severely inflamed and draining pustules. Some cats are not seemingly bothered, and some are very itchy and painful. Learn more about this condition and how it is treated in this FAQ.

Urinary Problems in Cats
Cats are well-known for their "urinary issues" -- spraying, marking, urinary tract infections and urethral obstructions. These events may happen once or multiple times, a singular event or related. It is always most important to rule out a medical problem before assuming that your cat is just being "bad" or upset about something. Urinary...

What age I take my new kitten to the vet?
Adding a new kitten to the family is always exciting. Sometimes it is a pre-planned and highly anticipated event, sometimes it is a spontaneous adoption-rescue. Either way, along with shopping for all of the new necessary items like food, dishes and litter boxes, be sure to schedule in some time for that first vet check. The earlier, the better.

Senior Dementia in Cats
Do cats get Alzheimer's? Is it normal behavior for a senior cat, or is there a problem? Here is a list of the most common signs seen with senior dementia in cats. As with all behavior changes, please see your veterinarian first to rule out a medical problem, as many diseases can have the same signs.

Medical Conditions That Can't Wait
While we endeavor to take the very best care of our pets, sometimes it is confusing to know if they are sick or not, if is it an emergency, or if we can wait and watch to see if they will improve. This list is by no means the absolute list to know if you should take your pet to the vet or not (always call your vet if you have any question about your pet's health", but rather it is a list o…

Feline Reproduction and Birth
Cats can become pregnant as early as 5 months of age and many times without the owner being aware that their cat was in heat. Learn the signs of normal feline reproductive behavior, mating, pregnancy, delivery and care of kittens. Also, learn why spaying and neutering is so important for the health of your cat and to reduce pet overpopulation.

Behavior Problems and Training
Behavioral problems in cats - how to recognize and re-train. Also, learn to differentiate between true behavioral problems and medically based behavioral problems.

Cancer (oncology) of Cats - Diagnosis, Treatment and Prognosis
Learn about all types of cancer -- including those types of cancers that are most commonly found in cats. Diagnostic options, available treatments and prognostic factors are also discussed.

Digestive and Liver Diseases in Cats
From teeth to anal sacs - digestive and intestinal health links for felines.

Endocrine Diseases
Feline endocrine diseases, including hyperthyroidism, diabetes mellitus and pancreatitis.

Parasitic Diseases and Conditions
Parasitic Diseases and Conditions of cats. Learn about ectoparasites such as mites and fleas, and endoparasites such as intestinal worms and heartworms.

Reproduction and Birth in Cats
Female cats can start their estrus (heat) cycles as young as four months of age. Signs of estrus can be confusing to pet owners, and cats may become pregnant without the owner being aware that the cat was in heat. Learn all about feline reproduction as well as the benefits of spaying and neutering pet cats.

Skin & Coat Diseases
Learn about such topics as itchy parasites and potentially serious immune-mediated skin conditions of the cat.

Heartworm Disease in Cats
About heartworm disease including information on the life cycle of heartworms, transmission of heartworm and risk factors, and the importance of preventing heartworm disease. Diagnosis and treatment of heartworm disease are also discussed.

Hookworms in Cats
About Hookworms in cats, including risk factors, signs, symptoms, diagnosis, treatment and prevention.

Feline Parasites
Parasites come in many sizes, shapes and levels of "severity" for our pets. This collection of parasites are those commonly found on cats and other species, sometimes affecting humans (called a zoonotic disease).

Parasites: Worms, mites, fleas and ticks that affect dogs and cats
Parasites come in a variety of forms - worms that live in the heart, intestine or other places, mites on the skin or in the ears, fleas, ticks and more. Learn about the parasites that commonly affect dogs, cats and sometimes ... humans, too.

Feline Leukemia Virus in Cats
About feline leukemia virus (FeLV) in cats, including risk factors, signs, symptoms, diagnosis, treatment and prevention.

Vaccines for Cats
About vaccination in cats, including which vaccines are commonly given to cats as part of their preventative medicine program.

Lyme Disease in Cats
About Lyme Disease in cats, including risk factors, signs, symptoms, diagnosis, treatment and prevention.

Adult Cat Food
Pet food is always a hot topic. People want to know what to feed their pets (kibble, canned, raw or home cooked), learn about special diets for weight loss, seniors or prescription situations and be aware of pet food recall alerts. In this review, please share with us your favorite "regular" cat food for healthy active cats.See submissions

Kitten Foods
In this review, please share with us your favorite kitten or growth food, commercial or home made, for growing kittens.

Senior Cat Foods
As our cats get older, their dietary needs change. They don't need as many calories as a younger cat, and may need some help with joint health and weight management. The definition of "senior cat"varies some, but is usually cats older than 8 years of age. Have you switched your cat to a senior diet? How did you decide on this brand? What do you like about this food, and do you think it helps your cat?

Prescription and Special Needs Diets
Has your vet prescribed a special diet for your pet to lose weight, maintain kidney or urinary health, joint health or to help with allergies? Perhaps you researched a special diet for your cat on your own. Please tell us about your cat's special dietary needs and what food(s) best help keep your cat in the best of health.

Cat Treats and Snacks
Just like humans, cat treats and snacks are becoming healthier. Smart consumers know that calorie and sugar filed snacks contribute to obesity and a host of other problems. Thank goodness we now have many snacks and treats to choose from for our cat. Some snacks are "just because" and some are used as training aids. What snacks does your cat...See submissions

Cat Food Reviews

Knowing what to feed is the "best" food to feed cats at each life stage is a very common question. Is there a best food? What if your cat has special dietary needs? We are lucky in that there is a huge variety of pet foods to select from at this time and lots of ways to make pet foods at home.

How did you select your cat's food? Are you happy with the cost and seeing health benefits for your cat? Please share your review of your cat's favorite (or not so favorite) foods and treats.

Purchasing Pet Insurance
Guest Author Laura Bennett FSA CFA has answered questions about buying pet insurance and offered some pet insurance Nuts and Bolts for those considering buying a policy for their pet(s). Now she is back with some questions for you. Laura has prepared several questions about the policy and the company selected to ensure the best coverage for your pet's needs.

Glossary Term: Incubation Period
Incubation period is a common term in medicine and may be used to describe any type of pathogenic (disease-causing) organism. Learn more about incubation periods in this glossary entry.

Glossary Term: Pyelonephritis
Pyelonephritis is a serious disease of the urinary system. Symptoms can range from "obviously sick" to very few signs seen, depending on the length and severity of infection. Being familiar with possible warning signs could help save your pet's life. Learn more in this glossary entry.

Lily Toxicity in Cats and Dogs
Lilies are bold, beautiful, fragrant and... poisonous. Especially for cats. Lilies are popular choices for holiday bouquets and are the favorites of many gardeners. What makes lilies poisonous is unknown, but it is known that the toxin deadly. Cats and possibly dogs suffer from kidney failure after ingesting even tiny amounts of this plant and flower. Learn more about this family of flowering plants, and if you have cats in your household, it may just be better to admire this beauty from afar.

Lily Toxicity in Cats and Dogs
Lilies are bold, beautiful, fragrant and... poisonous. Especially for cats. Lilies are popular choices for holiday bouquets and are the favorites of many gardeners. What makes lilies poisonous is unknown, but it is known that the toxin deadly. Cats and possibly dogs suffer from kidney failure after ingesting even tiny amounts of this plant and flower. Learn more about this family of flowering plants, and if you have cats in your household, it may just be better to admire this beauty from afar.

Ear Infections, Ear Mites and Aural Hematomas
Common questions about Ear Infections, Ear Mites and Aural Hematomas in dogs and cats.

The Life Cycle of the Flea
Fleas are bothersome to humans as well as pets. They may also carry diseases. To fully tackle a flea problem, it is important to know the flea life cycle and treat not only the pet but also the pet's environment. Learn some interesting facts about fleas and the recommended methods for controlling and eradicating fleas in your home in this article.

Itching, Scratching, and Hair Loss
Itching, scratching, and hair loss are very common problems for many pets, both dogs and cats. Fleas, allergies, parasites and immune problems are often to blame. A thorough veterinary examination is in order to find the problem and the inciting cause. Here are some answers to common itchy skin and hair loss questions.

Share your tips, stories and opinions
The opinions, comments and tips from viewers greatly enrich this site. See what viewers have to say on a variety of veterinary and pet health topics, and add in your comments as well. Do you have tips on how you saved money with pets? Has your pet eaten anything particularly icky lately? Are you considering a career as a veterinary technician and wonder what the salary is like? Learn and contribute your knowledge to these subjects and more.

Tips to reduce cat stress in the car and at the vet
It's safe to say that most cats don't travel by car very often. The most common car trip is usually to the vet, and that event causes enough anxiety by itself. Getting stressed out by the car ride to the vet may make it difficult to tell what is "normal" and what is stress-related on the physical exam. Here are some tips to reduce travel stress...

Selecting Effective Flea And Tick Control
Farnam Pet Products helps you select the best product to fight fleas, ticks, and other pet parasites -- on your pet and in your home.

Hyperthyroidism in Cats
The thyroid is responsible for metabolism. Hyperthyroidism is when the thyroid, a butterfly-shaped gland located in the lower neck, begins producing too much thyroid hormone. In cats, this is most often due to a tumor. Hyperthyroidism is common in middle-aged and senior cats. The signs of hyperthyroidism may be confused with other diseases....

Hyperthyroidism in Cats - Tell us about your hyperthyroid cat
Hyperthyroidism is a common disease of middle-aged and senior cats. The most striking sign is weight loss despite increased (sometimes ravenous) appetite. Once a cat is diagnosed with hyperthyroidism, there are three treatment options. The "best" option depends on overall health and what is affordable for the client. Please share your cat's...

Where is the thyroid gland and what does it do?
Diseases of the thyroid gland are common in dogs and cats (humans, too). Dogs with thyroid disease are more commonly hypothyroid (underactive gland) and cats with thyroid disease are more commonly hyperthyroid (overactive gland). This article discusses thyroid anatomy, common conditions and treatment options for dogs and cats with thyroid disease.

Urinary Tract Infections and Urinary Behavior Problems In Dogs and Cats
Urinary tract infections in pets are common. Many of the signs of urinary problems for dogs and cats are similar. While both dogs and cats have the potential to become obstructed ("blocked"), this life-threatening situation is more common in male cats.

Canine Alopecia - Joey the Balding Dog
Guest author Richard Young DVM, DABVP, CCRT shares this interesting case report of Joey, a deaf terrier mix who was losing his hair. It was a very symmetrical pattern of baldness (alopecia) in an otherwise very healthy dog. Dr. Young was puzzled about this case, so he referred him to a veterinary dermatologist. What they found was not only...

Why does my pet scoot?
Both dogs and cats have anal sacs that may become impacted or infected if not emptying properly. This causes itching, scooting and pain. Severe cases may abscess and rupture. Learn the signs of anal sac problems and how to keep your pet comfortable and scoot-free.

Anipryl® - Help for Senior Dogs?
If your pet has a clean bill of health, but showing behavioral signs of "old age," you may want to speak to your veterinarian about a medication called Anipryl®. This drug has been approved to help animals with cognitive dysfunction. Your results may vary, but for some animals it has worked well for dementia-related symptoms.

Diagnosing Canine and Feline Diabetes Mellitus
Diabetes mellitus is common in both dogs and cats. Learn about the different diagnostic tests that are used to diagnose canine and feline diabetes mellitus.

How to Feed a Cat with Diabetes
Cats with diabetes mellitus require a strictly controlled diet. Find out what, when and how to feed a cat with diabetes.

Treatment Options For Hyperthyroidism In Cats
Owners of hyperthyroid cats generally have three options to choose from for treatment: daily oral medication, surgery, or radioactive iodine. The final choice isn't always a clear cut one and depends on many factors, including; lifestyle, other health issues, financial concerns, and availability. Learn the pros and cons of each treatment in this...

What is Apathetic Hyperthyroidism?
Hyperthyroidism is an endocrine disease that is very common in senior cats. This disease is caused by an overproduction of circulating thyroid hormone by the thyroid gland. There are many possible clinical signs; animals will present a few or many of the signs. The most common signs seen in cases of hyperthyroidism are often absent in what is...

My Hyperthyroid Cat -- Treatment Plan Update
My senior cat Herman Quinn was recently diagnosed as hyperthyroid. He did not have the typical signs of a ravenous appetite and increased energy; Herman had seemed to grow old before my eyes in a matter of weeks. He had lived his entire live with a ravenous appetite, and now he was leaving food on his plate. This article is an update on new...

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