PMC7686844_01
Chest X-ray AP portable shows bilateral progressive infiltrates, basal predominant, pneumomediastinum (red arrow), subcutaneous emphysema, and endotracheal tube in good position.
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fig1
A repeat chest radiography showed bilateral worsening infiltrates with pneumomediastinum (Figure 1).
40x magnification, H&E stain, with multinucleated giant cell at arrow.
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fig2
Postmortem results of the lungs (Figure 2) showed diffuse bilateral densely consolidated, congested, and edematous lungs; bilateral peripheral acute pulmonary infarction; and bilateral serosanguineous pleural effusions.
PMC7686844_02
Chest X-ray AP portable with right more than left infiltrates, blunting of right costophrenic angle, and pneumomediastinum noted on right border of heart (arrow).
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fig3
COVID-19 which was positive. CXR (Figure 3) showed diffuse bilateral infiltrates, bibasal atelectasis, and cardiomegaly.
(a) Axial and (b) coronal views of computed tomography of chest. (a) Shows bilateral diffuse ground glass opacities, areas of low attenuation on right lung, anterior pneumomediastinum (arrow). (b) Shows pneumomediastinum and diffuse bilateral infiltrates.
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fig4
Computed tomography (CT) of the chest angiography (Figures 4(a) and 4(b)) showed an acute pulmonary embolus, subsegmental in the right lower lobe and left upper lobe, ground glass opacities in the basal lung field along with pneumomediastinum, pneumothorax, and extensive subcutaneous emphysema.
4x magnification:acute hemorrhagic infarction of lung parenchyma (arrows).
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fig5
The autopsy was significant for mottled myocardium with serous pericardial effusion, bilateral pleural effusions, bilateral edematous lungs, diffuse left lower lobe hemorrhage (Figure 5), and bilateral intravascular thrombi with subcutaneous emphysema of chest wall.
PMC7686844_03
Axial CT chest shows bilateral basal predominant ground glass opacities, patchy left lower lobe consolidation, and left small pneumothorax (black arrows).
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fig6
CXR showed bilateral interstitial infiltrates. CT chest (Figure 6) showed bilateral peripheral predominant ground glass opacities and apical left pneumothorax.