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. 2020 Sep 28;56:52–56. doi: 10.29390/cjrt-2020-022

FIGURE 1. Positioning of the laser beams on the posterior thorax.

FIGURE 1

The apex of the lung lies above the first rib. The posterior border of the lung extends from the C7 to the T10 vertebra. The laser device (MLS) utilizes a scanner which was positioned 20 cm above the skin and scanned 250 cm2 over each lung.