Hepatic vein obstruction is a blockage of the hepatic vein, which carries blood away from the liver.
Hepatic vein obstruction prevents blood from flowing out of the liver and back to the heart. This blockage can cause liver damage. Obstruction of this vein can be caused by a tumor or growth pressing on the vessel, or by a clot in the vessel (hepatic vein thrombosis).
Most often, it is caused by conditions that make blood clots more likely to form, including:
Hepatic vein blockage is the most common cause of Budd-Chiari syndrome.
One of the signs is swelling of the abdomen from fluid buildup (ascites). The liver is often swollen and tender.
Treatment varies, depending on the cause of the blockage.
Your health care provider may recommend the following medicines:
Surgery may be recommended. This may involve:
Hepatic vein obstruction can get worse and lead to cirrhosis and liver failure. This can be life threatening.
Call your provider if:
Reviewed By: Michael M. Phillips, MD, Clinical Professor of Medicine, The George Washington University School of Medicine, Washington, DC. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.