papillary necrosis

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papillary necrosis

Papillary necrosis of renal papillae Nephrology A complication of acute pyelonephritis, consisting of uni- or bilateral lesions of one or more pyramids, with a white-gray discoloration of the pyramid tips, in a background of renal failure Clinical Renal colic, pyuria Etiology DM, sickle cell anemia, analgesics–aspirin, phenacetin, cyclophosphamide, ischemia, post-obstruction pyelonephritis


pertaining to a papilla; having the characteristics of a papilla.

papillary duct
urine passes from the collecting tubules into the papillary ducts as the last section of the renal tubular system.
papillary necrosis
necrosis of the renal papilla. See also infectious pancreatic necrosis of fish.
papillary squirting
a feature of seborrheic dermatitis, zinc-responsive dermatoses; the superficial papillae are edematous and contain dilated vessels, the overlying epidermis is edematous and parakeratototic.
papillary sulcus
gustatory glands open into a sulcus in the mouth.
References in periodicals archive ?
The patient's past medical history included Crohn's disease diagnosed 4 years prior, recurrent pancreatitis, pancreas divisum, chronic renal failure secondary to interstitial disease, and papillary necrosis.
Renal papillary necrosis and other renal injury with long-term administration of NSAIDs: Use Dyloject with caution in patients at greatest risk for this reaction, including the elderly; those with impaired renal function, heart failure, or liver impairment; and those taking diuretics or ACE inhibitors.

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