Most common cause of Papillary necrosis is
Major causes of Papillary Necrosis1. Analgesic nephropathy2. Sickle cell nephropathy3. Diabetes with UTI4. Prolonged NSAID use Reference: Harrison&;s Principles of Internal Medicine; 19th edition; Chapter 340; Tubulointerstitial Diseases of the Kidney
Diabetes Mellitus
Sickle cell anaemia
Analgesics
Pyelonephritis
Kidney