Rupture of the utero-ovarian or middle uterine artery in the mare at or near parturition.
D000818:Animals; D001158:Arteries; D005260:Female; D006734:Horse Diseases / Q000209:etiology*; D006736:Horses; D007744:Obstetric Labor Complications / Q000209:etiology / Q000662:veterinary*; D010053:Ovary / Q000098:blood supply*; D011247:Pregnancy; D012422:Rupture, Spontaneous; D014592:Uterine Hemorrhage / Q000209:etiology / Q000662:veterinary*; D014599:Uterus / Q000098:blood supply*