Advanced Renal Pelvic Carcinoma Revealed after Treatment of a Staghorn Calculus by Endoscopic Combined Intrarenal Surgery

Advanced Renal Pelvic Carcinoma Revealed after Treatment of a Staghorn Calculus by Endoscopic Combined Intrarenal Surgery

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Renal pelvis carcinoma click here associated with staghorn calculus is a clinically rare condition.A 66-year-old man presented with flank pain due to an 8 cm complete staghorn calculus.We performed three lithotomies using endoscopic combined intrarenal surgery and carried out intraoperative biopsy.Histopathological examinations revealed a keratinized lesion.

One month later, contrast-enhanced computed tomography showed an advanced renal pelvis carcinoma.These findings demonstrate that even an intraoperative biopsy may be insufficient to diagnose a renal pelvis carcinoma associated with a staghorn calculus.The possibility of tonic shower cap RPCa developing when treating a long-standing staghorn calculus should therefore be kept in mind.