Urethral calculi.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008297:Male; D008875:Middle Aged; D014522:Urethral Diseases / Q000000981:diagnostic imaging / Q000601:surgery; D014545:Urinary Calculi / Q000000981:diagnostic imaging / Q000601:surgery; D014546:Urinary Catheterization; D014555:Urination Disorders / Q000209:etiology; D014567:Urography