PMC8035695_01
The chest X-ray and computed tomography on arrival showed pneumothorax and pleural effusion in both lungs
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F1
His chest X-ray and computed tomography showed pneumothorax in both lungs and consolidation in the right lung (Figure 1). 
Photograph of a representative cast spontaneously expectorated from a patient with plastic bronchitis during bronchoscopy
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F2
Flexible bronchoscopy revealed thick secretions and right lower lobe bronchus lumen obstruction with a rubbery, whitish substance consistent with an endobronchial cast (Figure 2).
Progress of respiratory parameters of the patient during hospitalization. PIP: peak inspiratory pressure, VA-ECMO: Venous-Arterial extracorporeal membrane oxygenation, VV-ECMO: Veno-Venous extracorporeal membrane oxygenation, P/F: PaO2/FiO2.
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F3
Figure 3 shows the progress after hospitalization.