Surgery General 258fdce4 Most common location of anorectal fistula A Intersphincteric B Transsphincteric C Suprasphincteric D Extrasphincteric High-Yield Explanation Park classification of anorectal fistula is Type 1. Intersphincteric - most common Type 2. Transsphincteric Type 3. Suprasphincteric Type 4. Extrasphincteric