This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Which one of the following does not indicate good prognosis in Ca penis 
Select and explain. 
A. Size less than 2 cm, B. No regional lymph node metastasis, C. No invasion of subepithelial connective tissue, D. No metastases
A: Size less than 2 cm
Answer: A: Size less than 2 cm 
Explanation: It is not the size of the tumor but the invasion of the lesion into the corpora or overlying facial layers, which are prognostic indicator.