PMC8253843_01
Anaesthesia records showed hemodynamic changes during procedure. (VF) ventricular fibrillation was not traced in the ECG monitor, which was connected during procedure.
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End tidal Co2 (Et CO2) and blood pressure (BP) remained stable throughout the procedure (Fig. 1).
Intra-operative portable chest x-ray showed questionable pneumomediastinum with distinct heart boarder but no pneumothorax or subcutaneous emphysema.
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Intra-operative portable chest x-ray showed questionable isolated pneumomediastinum (PM) with distinct heart border but no pneumothorax or surgical emphysema (Fig. 2).
Chest x-ray. Normal post-operative chest x-ray.
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Repeated chest x-ray was normal (Fig. 3).