title: Spontaneous passage of large calculi from true and false ureteroceles.
mesh_terms: D000328:Adult; D000368:Aged; D006801:Humans; D008297:Male; D014514:Ureteral Calculi / Q000150:complications* / Q000000981:diagnostic imaging; D014518:Ureterocele / Q000150:complications* / Q000175:diagnosis / Q000000981:diagnostic imaging; D014567:Urography