Least likely cause of renal papillary necrosis?
c. Posterior urethral valves(Ref: Nelson's 20/e p 2562-2567Ghai 8/e p 485-486)Sickle cell disease, use of analgesics and Diabetes are important causes of Renal papillary necrosis.
Sickle cell disease
Analgesic nephropathy
Posterior urethral valves
Diabetes with UTI
Kidney