Surgery Which of the following is TRUE about branchial cyst? A Usually seen along the posterior border of the sternocleidomastoid muscle B Mostly arises from 2nd branchial system C Always present in preschool children D Conservatory treatment is indicated 💡 Explanation Which of the following is TRUE about branchial cyst? ✓ Correct Answer: B. Mostly arises from 2nd branchial system