<unk>  is a disorder of the kidneys in which all or part<unk>  papillae die. The<unk>  papillae is the area where the openings of the collecting ducts enter the kidney.
Renal papillary necrosis
Renal cortical necrosis
Acute tubular necrosis
Shunt nephritis
Contrast induced nephropathy
Glomerulonephrosis
Interstitial nephritis
Membranous nephritis