Lightbulb calculus in the ureter.
D003558:Cystoscopy / Q000009:adverse effects; D005547:Foreign Bodies; D005549:Foreign-Body Reaction / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D014513:Ureter; D014514:Ureteral Calculi / Q000000981:diagnostic imaging / Q000209:etiology*; D014567:Urography; D014718:Vesico-Ureteral Reflux / Q000209:etiology