This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra and penis, Subject name: Surgery
Most common site of urethral carcinoma in men in: 
Select and explain. 
A. Bulbomembranous urethra, B. Penile urethra, C. Prostatic urethra, D. Fossa navicularis
A: Bulbomembranous urethra
Answer: A: Bulbomembranous urethra 
Explanation: Topic: CARCINOMA OF MALE URETHRA MC site is bulbomembranous urethra > penile urethra > prostatic urethra. - Overall, MC type is SCC > TCC > adenocarcinoma. - MC type of carcinoma prostatic urethra a TCC > SCC. - MC type of carcinoma penile urethra are SCC > TCC. Diagnosis MRI with gadolinium is IOC for evaluating local soft tissue, LN metastasis. Treatment Surgery is mainstay of treatment. Radiotherapy Is also used.