A rare case of congenital infected branchial cyst with congenial pulmonary airway malformation

Introduction: Branchial cleft cysts are the most common congenital neck masses which originate from remnants of the branchial arches or pouches.The term branchial cyst was first given by Ascherson in 1832. Clinically they can present as a cyst, sinus, or fistula. 7The classical presentation of second branchial cysts are painless neck mass along the anterior border of the upper third part of the sternocleidomastoid. Case Report: The branchial cysts are usually Here we present report of a rare case of infected congenital branchial cyst type II in a known case of congenital pulmonary airway malformation.A10 days old male child who had a swelling below the right side of lower jaw presenting like neck abscess. On ultrasonography and computer tomography of neck it was diagnosed as infected congenital branchial cyst type 2. It was managed with incision and drainage under general anesthesia. The postoperative histopathological examination confirmed the diagnosis of branchial cleft cyst. The most common presentation of branchial cysts are in young most commonly present in second to fourth decade, rarely present in neonatal period. Conclusion: The branchial cysts can get infected very rarely & present like neck abscess in a neonate. Any congenital infected mass one of the differential diagnosis is infected branchial cyst should be kept in mind and such cases should be treated promptly.