Branchial cleft cysts typically occur due to failure of the 2nd branchial cleft to obliterate resulting in a persistent cervical sinus. Branchial cleft cysts will not move with swallowing and classically occur anterior to the sternocleidomastoid muscle
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Branchial cleft cysts typically occur due to failure of the 2nd branchial cleft to obliterate resulting in a persistent cervical sinus. Branchial cleft cysts will not move with swallowing and classically occur anterior to the sternocleidomastoid muscle