“…Congenital tracheal lesions classically include tracheal agenesia, tracheal duplicity [1], tracheoesophageal fistula [2], tracheobronchomegaly (Mounier-Kuhn syndrome), congenital diverticulum [3], bronchogenic cyst, and tracheal hypoplasia [4]. Concerning the latter, different forms have been described ranging from complete hypoplasia to segmental hypoplasia, including the classical funnel-shape hypoplasia.…”