title: Papillary necrosis mimicking staghorn calculi.
mesh_terms: D000082:Acetaminophen / Q000009:adverse effects; D002114:Calcinosis / Q000175:diagnosis; D011431:Dextropropoxyphene / Q000009:adverse effects; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000175:diagnosis*; D007681:Kidney Papillary Necrosis / Q000139:chemically induced / Q000175:diagnosis*; D008875:Middle Aged; D013467:Sulindac / Q000009:adverse effects
chemical_list: D013467:Sulindac; D000082:Acetaminophen; D011431:Dextropropoxyphene