June 16, 2013 Renal Papillary Necrosis Renal papillary necrosis
is a disorder of the kidneys in which all or part renal papillae
die. The renal papillae is the area where the openings of the
collecting ducts enter the kidney. Back to TopAlternative Names
Necrosis - renal papillae; Renal medullary necrosis Back to
TopCauses Renal papillary necrosis is most commonly associated
with analgesic nephropathy. However, a number of conditions can
cause this condition, including: - Diabetic nephropathy - Kidney
infection - Kidney transplant rejection - Urinary tract
obstruction - Sickle cell anemia Sickle cell anemia is a common
cause of renal papillary necrosis in children. Back to
TopSymptoms Necrosis (tissue death) of the renal papillae may
make the kidney unable to concentrate the urine. Symptoms may
include: - Back pain or flank pain - Bloody urine - Cloudy urine
- Dark, rust-colored, or brown urine - Tissue in the urine
Additional symptoms that may be associated with this disease:
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