A Case of Cholesteatoma in the Renal Pelvis / 대한비뇨기과학회지

ABSTRACT

Cholesteatoma is a form of squamous metaplasia resulting in a collection of desquamated epithelium Cholesteatomas are commonly found in the ear, brain and less often in the intestinal tract, genitalia, skin and eye. They occur rarely in the urinary tract. Cholesteatoma of renal pelvis was first described by Rokitansky in 1861. Since then total 23 cases have been reported until now. The authors experienced the cholesteatoma of the renal pelvis incidentally in 11 years old male patient who had been chronically suffered from intermittent pair in the right upper quadrant, and report the case with review of the literatures.