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 differential diagnosis for the imaging appearance of renal tuberculosis includes chronic pyelonephritis, papillary necrosis, medullary sponge kidney, calyceal diverticulum, renal cell carcinoma, transitional cell carcinoma and xanthogranulomatous pyelonephritis.
In this AIDS patient, the sterile leukocyturia/hematuria accompanied by bladder suffering symptoms, and recurrent lower back pain were suggestive for urinary tuberculosis, which may also cause renal papillary necrosis.
89 Other diseases known to be associated with sterile pyuria like SLE Reiters syndrome Kawasaki's disease indwelling catheter renal papillary necrosis stone disease none of these were found in our patients as per history and through case sheet evaluation.

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