PMC4410507_01
a The patient presented with discharge and congestion, and the flange of the tube was protruding out. b Lateral view of the same patient.
cop-0006-0115-g01.jpg
PMC4410507_01_cop-0006-0115-g01.jpg
F1
She had an episode of forceful sneezing which had displaced the tube, and the flange was protruding out (fig. 1).