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.
Pressure measurement. (A) Image shows the 9F sheath with radiopaque tip in the infrahepatic inferior vena cava (IVC). Mean venous pressures are measured at this site. (B) Image demonstrates the sheath withdrawn to the right atrium. Mean pressures are measured in this location.
