Echinococcus cyst simulating urachal cyst.
D000328:Adult; D003560:Cysts / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004443:Echinococcosis / Q000175:diagnosis*; D006801:Humans; D008297:Male; D009852:Omentum / Q000601:surgery*; D014497:Urachus; D001745:Urinary Bladder Diseases / Q000175:diagnosis*