title: An unusual case of back pain.
mesh_terms: D000005:Abdomen; D000368:Aged; D001014:Aortic Aneurysm / Q000150:complications*; D001416:Back Pain / Q000000981:diagnostic imaging / Q000209:etiology*; D006801:Humans; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D008297:Male; D009408:Nerve Compression Syndromes / Q000209:etiology; D011859:Radiography