The fourth bronchial pouch fistulae is the lesion of the fourth bronchial-pharyngeal duct in development of the embryo. 20 cases of this disease were diagnosed, operated and followed-up in the institute of ENT, from 1995 to 1997. 11 females and 9 males were affected; It manifested itself by recurrent episodes neck abscess, especially on the left side (95%). 13 fistulous tracts were found on operation with 86% of retrocartilaginous course.
Bronchial Fistula ; Pouchitis

Bronchial cleft abnormalities are the results of defects in development in neck area of the embryo. They are uncommon clinical problems that can be difficult for diagnosis and treatment. A serie of 24 cases observed in the institute of ENT (1995 - 1999) with bronchial cleft fistula are debated. The primary symtom of 2nd bronchial cleft fistula is a congennital latero-cervical fistula, but the primary symtom of 3,4 grade bronchial fistula is a tumefaction located at the middle third of neck. Complete resection of these fistulas avoid relapse
Bronchial Fistula ; Neck