Disease Library
A comprehensive reference covering feline diseases across every major body system — causes, symptoms, diagnosis, treatment, and prevention.
Feline Pyometra
Pyometra is a serious, life-threatening uterine infection that occurs in unspayed female cats, most often within a few weeks after a heat…
respiratoryFeline Pyothorax
An accumulation of infected fluid (pus) within the pleural space, one of the recognized specific causes of pleural effusion covered more…
skinFeline Pyotraumatic Dermatitis (Hot Spot)
A rapidly developing, self-inflicted skin lesion resulting from intense scratching or licking at an irritated area, genuinely much more…
infectiousFeline Q Fever (Coxiella burnetii Infection)
A bacterial infection that cats can carry, often without significant symptoms themselves, but which carries genuine zoonotic…
infectiousFeline Rabies (Lyssavirus infection)
Rabies is a fatal viral infection of the nervous system that affects all mammals, including cats and humans. It is almost always fatal once…
neurologicalFeline Radial Nerve Paralysis
Damage to the radial nerve, most commonly resulting from trauma affecting the front leg or shoulder area, causing a characteristic…
dentalFeline Ranula
A specific type of salivary mucocele (fluid collection from a leaking salivary gland or duct, covered generally in another entry) occurring…
kidneyFeline Reactive (AA) Amyloidosis
While the hereditary form of renal amyloidosis in predisposed breeds is covered in its own entry, this addresses the distinct, secondary…
reproductiveFeline Reactive Lymph Node Hyperplasia
A benign enlargement of lymph nodes in response to nearby inflammation or infection, distinct from lymphoma covered elsewhere — genuinely a…
digestiveFeline Rectal Prolapse
A protrusion of rectal tissue through the anus, most commonly resulting from significant, prolonged straining (from severe constipation,…
dentalFeline Recurrent Oronasal Fistula
While oronasal fistula is covered generally in its own entry, this addresses the specific, genuinely frustrating scenario where the…
kidneyFeline Renal Amyloidosis
A condition where an abnormal protein (amyloid) deposits within kidney tissue, progressively disrupting normal filtering function —…
kidneyFeline Renal Cell Carcinoma
A malignant tumor arising from kidney tissue itself, genuinely uncommon in cats and distinct from lymphoma affecting the kidney (covered in…
kidneyFeline Renal Dysplasia
An abnormal, disorganized development of kidney tissue occurring during fetal development, resulting in kidneys that never fully develop…
kidneyFeline Renal Infarction
Death of kidney tissue resulting from an interrupted blood supply to that specific area, similar in concept to how a heart attack affects…
kidneyFeline Renal Lymphoma
A form of lymphoma (cancer of lymphocytes, a type of immune cell) specifically affecting the kidneys — one of several possible locations…
kidneyFeline Renal Secondary Hyperparathyroidism
A hormonal imbalance developing as a consequence of chronic kidney disease, distinct from the nutritionally-caused secondary…
kidneyFeline Renal Tubular Acidosis
A condition where the kidneys fail to properly regulate the body's acid-base balance due to dysfunction in specific kidney tubule cells,…
heartFeline Restrictive Cardiomyopathy (RCM)
A form of heart disease where the heart muscle becomes stiff and less able to relax and fill properly between beats, distinct from the…
respiratoryFeline Restrictive Lung Disease
A category of lung conditions characterized by reduced lung expansion capacity, distinct from obstructive conditions like asthma that…
dentalFeline Retained Deciduous Teeth
A condition where baby (deciduous) teeth fail to fall out as the corresponding permanent teeth erupt, causing both teeth to occupy the same…
eyeFeline Retinal Detachment
A separation of the retina (the light-sensing tissue at the back of the eye) from its normal underlying support structure, causing sudden…
parasiticFeline Sarcocystosis
A genuinely uncommon parasitic infection where cats can serve as either a definitive or intermediate host depending on the specific…
musculoskeletalFeline Sarcopenia (Age-Related Muscle Loss)
Progressive loss of muscle mass and strength associated with normal aging, genuinely distinct from weight loss due to illness — represents…