Figure 3.
B-mode ultrasonography shows the end-inspiratory width of the inferior vena cava was 2.92 cm.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.