A Rare Cheek Sinus Presentation of a Type II First Branchial Cleft Anomaly: A Case Report and Literature Review.

ABSTRACT: Background: Congenital cheek sinuses are exceedingly rare craniofacial anomalies, typically present at birth and often misdiagnosed due to their resemblance to dermal pits or dimples. Only a few cases have been reported in the literature. This case is notable for its histopathological confirmation as a type II first branchial cleft anomaly containing an accessory tragus, highlighting the embryologic and clinical overlap between congenital cheek sinuses and branchial cleft anomalies. Case presentation: We report a three-year-old boy presenting with a congenital dimple along the right nasolabial fold. The lesion was present since birth and occasionally discharged clear fluid but had no history of infection or inflammation. Imaging demonstrated a subcutaneous tract without commu

SUBMITTER: Rittblat M 

PROVIDER: S-EPMC12692879 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature