Urinary Obstruction

Overview Urinary obstruction is an acute obstruction of the urinary tract.  In cats, urinary obstruction is usually caused by a plug of inflammatory debris and crystals, which is part of the common syndrome called feline idiopathic cystitis. Although this disease can...

Hyperthyroidism in Cats

Overview Feline hyperthyroidism is caused by an unregulated overproduction of thyroid hormone by the thyroid glands, which is usually related to a benign enlargement (growth or tumor) of one or both thyroid lobes. The cause of the enlargement is unknown. The thyroid...

Feline Leukemia Virus

Overview Feline leukemia virus (FeLV) is a retroviral disease that impairs immune system function and causes anemia and some types of cancer. FeLV is transmitted by prolonged close contact with an infected cat. Kittens can be born with FeLV or acquire the virus...

Feline Immunodeficiency Virus

Overview Feline immunodeficiency virus (FIV) is a viral infection that attacks the immune system of cats. It is a retrovirus similar to Human Immunodeficiency Virus (HIV), and a syndrome similar to AIDS occurs in cats. Affected cats may have a variety of symptoms...

Feline Idiopathic Cystitis

Overview Feline idiopathic cystitis (FIC) is an inflammation of the urinary bladder. This condition is also known as feline idiopathic lower urinary tract disease (FiLUTD) or feline urologic syndrome (FUS). FIC has been estimated to affect up to 1% of the cat...

Diabetes Mellitus

Overview Diabetes mellitus (DM) is a chronic condition in which a deficiency of the hormone insulin impairs the body’s ability to metabolize sugar. It is one of the most common endocrine (hormonal) diseases of cats. There are two types of diabetes mellitus. Type I DM...