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Branchial fistulae are of congenital origin6 and consists of skin lined tract opening internally at junction of cartilaginous and bony meatus in case of 1st arch anomaly, tonsillar fossa in case of 2nd arch, while 3rd and 4th arch sinuses have internal opening at level of pyriform sinus or below. A complete tract of 3rd or 4th arch fistulae is yet to be described. Fourth arch fistulae1 have a distinct...