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
Most common site of urethral carcinoma is men is 
Select and explain. 
A. Bulbomembranous urethra, B. Penile urethra, C. Prostatic urethra, D. Fossa navicularis
A: Bulbomembranous urethra
Answer: A: Bulbomembranous urethra 
Explanation: There is a high prevalence of primary urethral cancer in the bulbomembranous urethra, which is also the most common location of urethral strictures. Squamous carcinoma can develop in an area of squamous metaplasia sometimes seen with a urethral stricture. Reference : page 1370 Bailey and Love's sho practice of surgery 25th edition