title: Perforated duodenum associated with nonobstructive leiomyosarcoma in a dog.
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000209:etiology / Q000473:pathology / Q000601:surgery; D004285:Dogs; D004378:Duodenal Diseases / Q000209:etiology / Q000473:pathology / Q000601:surgery / Q000662:veterinary*; D004379:Duodenal Neoplasms / Q000150:complications / Q000473:pathology / Q000601:surgery / Q000662:veterinary*; D007416:Intestinal Perforation / Q000209:etiology / Q000473:pathology / Q000601:surgery / Q000662:veterinary*; D007890:Leiomyosarcoma / Q000150:complications / Q000473:pathology / Q000601:surgery / Q000662:veterinary*