
10 In addition, interpretation of US images is dependent on the observer, which may not always provide reproducible results. 7, 8, 9 LUS is relatively easy to use, but in the hands of inexperienced operators, the accuracy and reproducibility might be reduced.


1, 2, 3, 4, 5, 6 Although none of the LUS features is pathognomonic for COVID-19, there has been much evidence to support its clinical value, especially in children and pregnant women. Since early 2020, the use of lung ultrasonography (LUS) in coronavirus disease-19 (COVID-19) has received much attention from both clinicians and radiologists as it has the advantage of identifying and classifying disease severity quickly and easily.
