title: An enormous gas-filled bladder.
mesh_terms: D005740:Gases; D006417:Hematuria / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D001745:Urinary Bladder Diseases / Q000150:complications / Q000000981:diagnostic imaging
chemical_list: D005740:Gases