. 2022 Apr 15;14(4):e24152. doi: 10.7759/cureus.24152
Copyright © 2022, Paudel et al.
This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
Figure 1. Cyanosis of lips.
