Dirofilariasis with arteriosclerosis in a horse.
Arteriosclerosis caused by Dirofilaria immitis adult parasites was diagnosed in a 20-month-old Quarter horse stallion that died from cantharidin toxicosis. Microscopically, the pulmonary vascular changes were typical of those described as "proliferative endarteritis" in D immitis-infected dogs.
D000818:Animals; D001161:Arteriosclerosis / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D004184:Dirofilariasis / Q000150:complications / Q000473:pathology / Q000662:veterinary*; D006734:Horse Diseases / Q000209:etiology* / Q000473:pathology; D006736:Horses; D008168:Lung / Q000473:pathology; D008297:Male