[Bellini collecting duct renal carcinoma: case report].

Objective: The collecting duct carcinoma (Bellini's carcinoma) is an unfrequent lesion; its macro and microscopic characteristics can help diagnosis. 65-year-old Colombian woman presenting left-flank and hypochondrio stub-type episodic pain associated with hematuria, nausea and weight loss.

Results: The diagnosis was of collecting duct carcinoma.