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.
The pericardium can be opened circumferentially around the hilum after the inferior pulmonary ligament is divided (A). The arrow depicts the cephalad displacement of the hilum after circumferential hilar release (B). SVC, superior vena cava; PA, pulmonary artery; IPV, inferior pulmonary vein; RA, right atrium; Tr, Trachea.
