Fig. 9From: The diagnostic accuracy of point-of-care ultrasound parameters for airway assessment in patients undergoing intubation in emergency department—an observational studyThe blue arrow represents pre-epiglottic, and red arrow represents the distance from the epiglottis to the midpoint between vocal cords. R-VC, right vocal cord; L-VC, left vocal cord; E, epiglottisBack to article page