- Etiology: primary (congenital) or secondary (acquired due to vascular ring, infection / inflammation, trauma, esophageal atresia dilated proximal pouch)
- Imaging: collapse of airway during respiration, on CT imaged during expiration or without positive end expiratory pressure a ratio of minor axis / major axis of less than 0.7 suggests tracheobronchomalacia
- Clinical: most common congenital anomaly of trachea
Radiology Cases of Tracheobronchomalacia
