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.
Balloon-occluded retrograde transvenous obliteration. A: A catheter is advanced through the inferior vena cava and left renal vein and into the gastrorenal shunt, draining the gastric varices where a balloon is inflated to occlude outflow. B: A variceal venogram is obtained to identify systemic collaterals requiring embolization before gastric variceal obliteration is performed.
