title: Calyceal injury due to external ureteric compression during urography.
mesh_terms: D000328:Adult; D003250:Constriction; D006801:Humans; D007670:Kidney Calices / Q000293:injuries*; D007682:Kidney Pelvis / Q000293:injuries*; D008297:Male; D014513:Ureter; D014567:Urography / Q000009:adverse effects*