Fig. 2From: Correction to: Feasibility and efficacy of lung ultrasound to investigate pulmonary complications in patients who developed postoperative Hypoxaemia-a prospective studyLung ultrasound signs with different scores. a score 0, healthy lung, equidistant A-lines parallel to the sliding pleura; b score 1, moderate aeration loss, no fewer than 3 dispersive B lines originated from the pleura; c score 2, serious aeration loss, presence of coalescent B lines with irregular pleura; d, score 3, absolute aeration loss, subpleural consolidation. Xie et al. 2020 [2]Back to article page