(1) Service d'Oto-Rhino-Laryngologie, Hôpital Robert Debre, 48 boulevard Serrurier, F-75019 Paris, France;(2) Service de Radiologie, Hôpital Robert Debre, Paris, France;(3) Service d'anatomopathologie, Hôpital Robert Debré, Paris, France
Abstract:
An atypical case of a first branchial cleft presenting with a cutaneous fistula and an epidermoid cyst of the external auditory canal is reported. The relevant embryology of the branchial apparatus is summarized, and variations of first branchial anomalies are discussed. The relationship with a congenital cholesteatoma is discussed.