Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 16, 2021; 9(35): 11043-11049
Published online Dec 16, 2021. doi: 10.12998/wjcc.v9.i35.11043
Figure 3
Figure 3 BLUE points recommended for rapid diagnosis or exclusion of perioperative pneumothorax. A: The upper BLUE point is at the third and fourth metacarpophalangeal joints of the upper hand; B: The lower BLUE point is at the center of the lower palm; C: The black line indicates the clavicle; M: The black line indicates the medial sternal line.