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.
Diagrammatic presentation of alterations of central venous pressure (CVP) and pulmonary artery occlusion pressure (PAOP). These changes occurred during the four experimental phases (1: baseline, 2: IAP 20 mmHg, 3: IAP 45 mmHg and 4: abdominal desufflation). Traditional measurements are depicted by the solid line and transmural measurements by the intermitted line.
