This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra & Penis, Subject name: Surgery
The Best investigation to visualize posterior urethra is 
Select and explain. 
A. CT Scan, B. IV pyelogram, C. Cystoscopy, D. Ascending urethrogram
D: Ascending urethrogram
Answer: D: Ascending urethrogram 
Explanation: Ans. (d) Ascending urethrogramRef: Campbell Urology 11th Edition, Page 3257* Best Investigation to visualize posterior urethra is micturiting cystourethrogram or ascending urethrogram