Vascular neoplasia in the skin of horses.
Of 21 vascular tumors in equine skin, 18 were histologically benign (hemangiomas) and 3 were malignant (hemangiosarcomas). Of the 18 hemangiomas, 12 were in horses less than or equal to 1 year old, and 6 of these horses were born with the lesions. The 3 horses with hemangiosarcomas ranged from 8.5 to 13 years of age.
D000818:Animals; D005260:Female; D006391:Hemangioma / Q000473:pathology / Q000662:veterinary*; D006392:Hemangioma, Cavernous / Q000473:pathology / Q000662:veterinary*; D006394:Hemangiosarcoma / Q000473:pathology / Q000662:veterinary*; D006734:Horse Diseases / Q000473:pathology*; D006736:Horses; D008297:Male; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology / Q000662:veterinary*