摘要: The few data collections that evaluate the involvement of organ systems in horse diseases are agreement locomotor, gastrointestinal and nervous sites primary disease vast majority sick horses. When compared with these systems, equine cardiovascular occur infrequently. most detailed comprehensive survey cardiac pathology was reported 1972 by Else Holmes, who summarized gross microscopic findings from 1500 abattoir This paper reviews typically encountered Most pathological examples files Veterinary Medical Teaching Hospital at University Florida, encompassing 24 years (1978-2002) some 6000 necropsy cases. Preceding specific topics principles anatomy function normal heart. Pathological entities include congenital diseases, acquired pericardium, myocardium, endocardium valves, neoplasms, common vascular neoplasms. Extensive use is made photographs to illustrate features individual case examples.