Fig. 22From: Central airway pathology: clinic features, CT findings with pathologic and virtual endoscopy correlationTracheobronchomalacia in a 67-year-old patient. (i) Inspiratory axial MDCT shows a normal tracheal diameter. (ii) Expiratory axial MDCT scan demonstrating collapse of the tracheal wall during expiration, characteristic of tracheobronchomalaciaBack to article page