| equine encephalosis | <veterinary> A disease of horses, caused by the equine encephalosis virus and characterised by peracute death preceded by alternating periods of hyperexcitement and depression; only reported from South Africa. (05 Mar 2000) |
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| equine gait | A gait in which the foot is raised high to avoid catching a drooping foot and brought down suddenly in a flapping manner; often seen in peroneal nerve palsy and tabes. Synonym: equine gait. (05 Mar 2000) |
| equine gonadotropin | <veterinary> Formed by the equine placenta. Its activity in animals is similar to that of the follicle-stimulating hormone; relatively ineffective in human beings. Synonym: pregnant mare's serum gonadotropin. (05 Mar 2000) |
| equine gonadotropin unit | <veterinary> The specific gonadotropic activity of 0.25 mg of standard preparation of the gonadotropic principle of pregnant mares' serum. (05 Mar 2000) |
| equine herpesvirus 3 | <virology> A virus causing equine coital exanthema in horses. (05 Mar 2000) |
| equine herpesvirus 4 | <virology> A virus causing equine rhinopneumonitis in horses. (05 Mar 2000) |
| equine infectious anaemia | <veterinary> virology> Viral disease of horses caused by the equine infectious anaemia virus (eiav; infectious anaemia virus, equine). It is characterised by intermittent fever, weakness, and anaemia. Chronic infection consists of acute episodes with remissions. (12 Dec 1998) |
| equine influenza | <veterinary, virology> A highly contagious upper respiratory infection of horses and other equids caused by equine strains of influenza virus type A. It is characterised by fever and respiratory signs similar to but more severe than those of equine rhinopneumonitis; oedema of the lower trunk and limbs (epizootic cellulitis) may occur; the disease is frequently fatal when secondary bacterial pneumonia intervenes. (05 Mar 2000) |
| equine leukoencephalomalacia | <veterinary> A mycotoxic disease of horses, mules, and donkeys associated with eating moldy corn containing the fungus Fusarium moniliforme; the causative toxin is fumonisin B1, which produces apathy, pharyngeal paralysis, blindness, staggering, and recumbency. (05 Mar 2000) |
| equine monocytic ehrlichiosis | <veterinary> A febrile disease of horses in North America caused by Ehrlichia risticii and characterised by anorexia, leukopenia, and occasional diarrhoea. Synonym: Potomac horse fever. (05 Mar 2000) |
| equine nonthrombocytopenic purpura | <veterinary> An immune-mediated vasculitis of horses due to immune complex deposition, characteristically as a sequela of strangles. (05 Mar 2000) |
| equine rhinopneumonitis | <veterinary> A mild respiratory disease of horses, caused by equine herpesvirus 4, a member of the Herpesviridae, and characterised by fever, serous rhinitis, and leukopenia, sometimes resulting in abortion in mares. (05 Mar 2000) |
| equine rhinoviruses | <virology> An obsolete name for viruses that cause inapparent as well as mild to relatively severe upper respiratory tract disease in the United States and Europe; most prevalent in breeding stables, and associated with high morbidity but negligible mortality; all equine isolates are related serologically to the original isolate. (05 Mar 2000) |
| equine serum hepatitis | <veterinary> An acute hepatic disease of the horse, often associated with prior administration of biological products; neurologic signs and jaundice are usually prominent signs; aetiology is unknown. Synonym: Theiler's disease. (05 Mar 2000) |
| equine spinal ataxia | A disease of young horses characterised by progressive weakness and incoordination, most evident in the hind legs; it is associated with lesions in the cervical region of the spinal cord and is the result of compression of the spinal cord by malformed cervical vertebrae. (05 Mar 2000) |