Spontaneous aorto-caval fistula complicating abdominal aneurysm.
D000368:Aged; D001012:Aorta, Abdominal; D001014:Aortic Aneurysm / Q000150:complications*; D001164:Arteriovenous Fistula / Q000209:etiology*; D006801:Humans; D008297:Male; D014682:Vena Cava, Inferior