Multicentric small cell neuroendocrine neoplasm of the renal pelvis and ureter with concomitant focal high-grade urothelial carcinoma of the ureter: A case report.
Malignant small cell neuroendocrine tumors of the pelvi-calyceal system are rare, and even more uncommon is their occurrence with concomitant transitional cell carcinoma, in the same renal unit. We present such a case for its unique presentation.
Banerji
John S
JS
Department of Urology, Christian Medical College, Vellore-632 004, Tamil Nadu, India.
Korula
Anila
A
Panicker
Jayalakshmi B
JB