This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
The Histological subtype of renal cell carcinoma having worst prognosis is 
Select and explain. 
A. Clear cell carcinoma, B. Chromophobe type RCC, C. Collecting duct RCC, D. Papillary Rcc
C: Collecting duct RCC
Answer: C: Collecting duct RCC 
Explanation: Answer- C. Collecting duct RCCCollecting duct & Medullary- poor prognosis