PMC9064528_01
Transthoracic ultrasound showing "barcode" in M-mode from [Abdalla W., Elgendy M., Abdelaziz A. A., Ammar M. A. Lung ultrasound versus chest radiography for the diagnosis of pneumothorax in critically ill patients: a prospective, single-blind study. Saudi Journal of Anaesthesia 2016; 10 (3): 265-269].
CRIA2022-5935312.001.jpg
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fig1
She was noted to have diminished right-sided breath sounds, and ultrasound demonstrated a "barcode" sign as shown in Figure 1.