[Fistula of the 4th endobranchial pouch: a case report]. / Les fistules de la 4ème fente endobranchiale: à propos d'une observation.

The congenital fistula of the 4th branchial pouch is rare. Clinical and therapeutic difficulties are often found. The authors describe a new case of fistula of the fourth endobronchial pouch and precise the embryogenesis, the clinical diagnosis and the surgical treatment.