Veterian Key

Algal Toxicosis Basic Information Definition Acute intoxication of the liver (microcystin) or central nervous system (anatoxins) subsequent to algal toxin exposure Synonym(s) • Microcystin toxicosis • Anatoxin-a toxicosis • Blue-green…

Amyloidosis Basic Information Definition Progressive systemic or cutaneous disease resulting from excessive deposition of insoluble protein polymers known as amyloid in various organs, especially the kidneys. This leads to progressive…

Aggressive Stallion Behavior Basic Information Definition • Aggressive behavior is defined as the overt display of dangerous reactions that may endanger people or other animals. • Aggressive behavior by the…

Amanitin Toxicosis Basic Information Definition Acute hepatotoxicity subsequent to amanitin-containing mushroom exposure Synonym(s) • Amanita toxicosis • Death cap intoxication • Amatoxin poisoning • Hepatotoxic mushroom poisoning • Amanitin poisoning…

African Horse Sickness Basic Information Definition • African horse sickness (AHS) is caused by a double-stranded, nonenveloped RNA virus that affects members of the family Equidae and is transmitted by…

Alopecia Areata Basic Information Definition A cell-mediated autoimmune disorder resulting in round patches of hair loss Epidemiology Genetics and Breed Predisposition A hereditary factor has been suggested. Clinical Presentation History,…

Adenovirus Basic Information Definition A virus causing respiratory disease and occasionally diarrhea primarily in Arabian foals with severe combined immunodeficiency syndrome (SCID) Epidemiology Species, Age, Sex • Primarily affects Arabian…

Abortion, Equine Infectious Basic Information Definition Pregnancy loss after placental development around 40 to 45 days (may be more correctly termed “stillbirth” in term pregnancies after 320 days). Causes include…