Papillary necrosis is seen in all except: (A) NSAID's, (B) DM, (C) Sickle cell anemia, (D) Shock
Answer is D. Causes of papillary necrosis*Diabetes mellitus*Sickle cell disease/trait*Analgesics*Urinary tract obstruction *Renal tuberculosis ( Ref: Robbins 8/e p934)