Surgery General 9c2acb88 Investigation of choice for posterior chethral stricture is A Retrograde Urethrogram B Anterograde Urethrogram C IV Pydogram D Ascending Urethrogram High-Yield Explanation Investigation of choice : a) Anterior Urethral stricture ⇒ Retrograde Urethrogram. b) Posterior Urethral stricture ⇒ Anterograde urethrogram.