Correction to: Feasibility and efficacy of lung ultrasound to investigate pulmonary complications in patients who developed postoperative Hypoxaemia-a prospective study

Correction to: BMC Anesthesiol 20, 220 (2020)

https://doi.org/10.1186/s12871-020-01123-6

Following publication of the original article [1], the authors reported an error in Figs. 1 and 2 which are schematic figures of methods. The authors forgot to make relevant references to the figures as these have been published in authors previous work, Xie et al. 2020 [2].

Xie et al. 2020 [2] has been added to the captions of Figs. 1 and 2.

Fig. 1

Hemithorax partition during lung ultrasound examination. a, b Each hemithorax was divided into 6 quadrants by anterior and posterior axillary lines. Abbreviations: AAL, anterior axillary line; PAL, posterior axillary line. Xie et al. 2020 [2]

Fig. 2

Lung 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]