Necrotizing papillitis may be seen in all of the following conditions except: (A) Sickle cell disease, (B) Tuberous pyelonephritis, (C) Diabetes mellitus, (D) Analgesic nephropathy
Answer is B. Necrotizing papillitis is the other name of acute papillary necrosis . When infection of renal pyramid develop in association with vascular diseases of kidney or with urinary tract obstruction ,renal papillary necrosis is likely to result. Diabetes mellitus Sickle cell disease Chronic alcoholism Vascular diseases Analgesic abuse nephropathy Refer robbins 7/1004 9/e p936