PMC8114250_01
CT-scan chest of patient 1 showing pneumomediastinum.
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Because of persistent hypoxia, computed tomography scan (CT-scan) chest (Figure 1) done on sixth day of admission revealed PM, pneumopericardium with an extension of air into the fascial planes of the neck and subcutaneous and intermuscular planes of the chest, dense consolidation in the left lower lobe and intraparenchymal septated cavity.
Chest X-ray of patient 1 showing features of ARDS, subcutaneous emphysema and resolving pneumomediastinum.
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Repeat X-ray done on eighth day of admission showed features of adult respiratory distress syndrome (ARDS), consolidation, subcutaneous emphysema and resolving PM (Figure 2).
PMC8114250_02
CT chest of second patient showing pneumomediastinum with pneumopericardium.
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CT chest with pulmonary thromboembolism (PTE) protocol (Figures 3 and 4) was done on day 5 to rule out pulmonary embolism.
CT chest of second patient showing pneumomediastinum with pneumopericardium.
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CT chest with pulmonary thromboembolism (PTE) protocol (Figures 3 and 4) was done on day 5 to rule out pulmonary embolism.
Chest X-ray of second patient showing features of ARDS, and resolving pneumopericardium and pneumomediastinum.
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PM was managed conservatively, and serial X-rays showed resolving PM and pneumopericardium (Figure 5).
PMC8114250_03
CT chest of third patient showing pneumomediastinum.
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CT chest (Figure 6) done on ninth day of admission revealed no evidence of pulmonary embolism, multiple patchy areas of ground-glass opacities with intralobular septal thickening and subpleural fibrotic bands, moderate PM extending into the subcutaneous planes of the neck with a severity score of 16.
Chest X-ray of third patient showing resolution of pneumomediastinum.
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A repeat chest X-ray (Figure 7) showed resolution of PM.