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Table 2 Summary of lung the US findings, lung US aeration score, and CT findings

From: Point-of-care lung ultrasound imaging in pediatric COVID-19

Patient Severity Lung US
Daya
Lung US main findings Lung US score CT
Daya
CT finding
1 Mild Day 3 Multiple well-defined B-lines in all the regions bilaterally; Confluent B-lines in the anterior and lateral bases and posterior upper right lobe; confluent B-lines on the lateral left base with pleural disruption 15  
2 Mild Day 3 Normal 0  
3 Critical Day 5 Consolidations > 0.5 cm in the anterior, lateral and posterior right lung, superior and inferior; Multiple confluent B-lines in the anterior base, lateral and posterior left lung with consolidation .0,5 cm in the posterior left base; Bilateral pleural effusion 30 Day 15 Foci of consolidation sometimes rounded, associated with multifocal ground-glass opacities seen bilaterally predominantly of peripheral distribution
Small pleural effusion
4 Moderate Day 5 Posterior right upper lobe subpleural consolidation < 0.5 cm with confluent B-lines 4 Day 4 Ground-glass opacity on the posterior right upper lobe
5 Mild Day 3 Normal 0  
6 Moderate Day 2 Normal 0  
7 Mild Day 4 Normal 0  
8 Mild Day 4 Multiple well-defined B-lines bilaterally. Confluent B-lines in posterior left lung with pleural disruption and subpleural consolidations < 0.5 cm 12 Day 6 Multiple lung opacities and scarce foci of consolidation bilaterally, predominantly of peripheral distribution and in the left lower lobe
9 Critical Day 7 Confluent B-lines on the lateral lung field bilaterally
Consolidations > 0.5 cm of the posterior lung field bilaterally
Bilateral pleural effusion
20 Day 7 Multiples ground-glass opacities, with interlobular septum thickening and multiple areas of consolidation, predominantly of peripheral distribution and in the posterior and inferior lung fields bilaterally
Bilateral pleural effusion
10 Mild Day 2 Normal 0  
11 Mild Day 2 Normal 0  
12 Mild Day 2 Normal 0 Day 3 Normal
13 Critical Day 6 Scarce multiple well-defined B-lines in the anterior and lateral right lung; confluent B-lines and subpleural consolidation in the posterior right lung. Confluent B-lines in the posterior left lung 12 Day 7 Consolidation and centrilobular opacities with ground-glass attenuation in the upper and lower lobe of the right lung. Parenquimatous band in the left lower lobe
14 Moderate Day 2 Confluent B-lines in the posterior bases bilaterally, with < 0.5 cm subpleural consolidation 4  
15 Mild Day 4 Multiple well-defined B-lines in the right posterior upper lobe; Confluent B-lines in the posterior right lower lobe 3  
16 Mild Day 4 Multiple well-defined B-lines on the right lung and anterior left lung; Confluent B-lines on the lateral left base and posterior left lung 15  
17 Mild Day 3 Normal 0  
18 Mild Day 3 Multiple well-defined B-lines on the anterior bases bilaterally; Consolidation > 0.5 cm in the left upper posterior lung 5  
19 Moderate Day 8 Multiple well-defined B-lines in the right lung
Confluent B-lines and consolidation > 0.5 cm in the posterior left base
8 Day 14 Parenquimatous band in the upper lobes and inferior left lobe, with a small consolidation on the left base
20 Mild Day 4 Normal 0 Day 5 Normal
21 Mild Day 1 Normal 0  
22 Moderate Day 2 Confluent B-lines and < 0.5 cm subpleural consolidations in the right posterior upper and lower lung. Multiple well-defined B-lines and pleural disruption on the left lung, confluent B-lines on left lung base 14 Day 3 Ground-glass opacities with consolidation and atelectasis bilaterally, more prominent in the right posterior upper and lower lung
23 Mild Day 2 Normal 0  
24 Mild Day 7 Normal 0  
25 Critical Day 3 Multiple well-defined B-lines in the lateral and posterior right lung; confluent B-lines on anterior upper right lung; Multiple well-defined B-lines on the left lung with consolidations > 0.5 cm in the lateral and posterior upper left lobe 15  
26 Moderate Day 3 Multiple well-defined B-lines in all the lung fields bilaterally 12  
27 Mild Day 2 Normal 0  
28 Moderate Day 5 Normal 0   
29 Severe Day 7 Multiple well-defined B-lines in the anterior lung fields bilaterally. Confluent B-lines on posterior lung fields bilaterally and lateral right base; < 0.5 cm subpleural consolidations in the posterior right lung 14 Day 9 Ground-glass opacities bilaterally; few small consolidations on the right lung, upper and inferior lobes
30 Severe Day 5 Confluent B-lines in the posterior upper right lobe 2   
31 Mild Day 4 Normal 0   
32 Moderate Day 3 Normal 0   
33 Critical Day 2 Multifocal confluent B-lines and consolidations > 0.5 cm on posterior and lateral lung fields bilaterally 20 Day 3 Multiple ground-glass opacities and scattered foci of consolidations, predominantly of peripheral distribution in the posterior lung fields bilaterally
34 Severe Day 5 Confluent B-lines and < 0.5 cm consolidations on anterior lateral and posterior lung fields bilaterally 21 Day 6 Multiples ground-glass opacities, with interlobular septum thickening and multiple areas of consolidation, predominantly of peripheral distribution
  1. aTime elapsed, since the symptoms began