Fig. 16From: Ultrasonography for clinical decision-making and intervention in airway management: from the mouth to the lungs and pleuraeMultiple B-lines. a The transducer is placed in a longitudinal axis over an intercostal space. b B-lines (arrowheads) are seen as strong hyperechoic, laser-like, vertical lines originating from the pleura and extending to the bottom of the field of view without decreasing in intensity. B-lines move synchronously with lung slidingBack to article page