Anatomy Type II Mirizzi’s syndrome A Obstruction of common duct by external compression only(no erosion) B Erosion of one-thirds circumference of common duct C Erosion of upto two-third circumference of common duct D Total /near total circumferential of common duct 💡 Explanation Type II Mirizzi's syndrome ✓ Correct Answer: B. Erosion of one-thirds circumference of common duct