Fig. 2From: Retrospective study of congenital airway malformations detected by flexible fiberoptic bronchoscopy in Alexandria University Children’s HospitalBenjamin and Inglis classification of laryngotracheal clefts: column A, normal larynx; column B, type I, column C, type II; column D, type III; column E, type IV. The top row is a posterior view, the middle row is a superior view, and the bottom row is an endoscopic intraoperative view [12]Back to article page