Figure 2. A rigid bronchoscopy showing a submucosal port wine stain-like mass causing 90% obstruction of the airway at the level of the middle trachea

From

An Unusual Tracheal Hemangioma Successfully Treated with Propranolol

Hugo Botto, Solís Marco, Silvia Quadrelli

American Journal of Medical Case Reports. 2016, 4(7), 242-244 doi:10.12691/ajmcr-4-7-7