Fig. 4
From: Chest X-ray findings monitoring COVID-19 disease course and severity
Four different patients with positive COVID-19. a 45-year female was complaining of fever and cough. Initial chest X-ray showed bilateral lower zonal air space consolidation opacities with upper zonal predominance on the right side (long arrow) and perihilar pattern on the left side. The severity score was 2 for the right lung and 1 on the left lung, so TSS was 3. b 60-year male was complaining of fever. Initial chest X-ray showed bilateral air space consolidation opacities with upper zonal predominance on the right side (long arrow) and at the paracardiac area on the left side (short arrow). The severity score was 1 for each lung so, TSS was 2. c 23-year asymptomatic male. Initial chest X-ray showed right upper zonal air space consolidation opacity (arrow). The total severity score was 1. d 28-year male patient presented with cough, on initial X-ray showed right upper zonal (long arrow) and left midzonal (short arrow) air space consolidation opacities; the severity score was 1 for each lung, so TSS was 2