title: Dissecting aneurysm of superior mesenteric artery.
mesh_terms: D000006:Abdomen, Acute / Q000209:etiology; D000783:Aneurysm / Q000473:pathology; D001344:Autopsy; D006465:Hemoperitoneum / Q000209:etiology; D006801:Humans; D008297:Male; D008638:Mesenteric Arteries / Q000473:pathology; D008641:Mesenteric Vascular Occlusion / Q000209:etiology; D008875:Middle Aged