 Hepatic veno-occlusive disease

Hepatic veno-occlusive disease or veno-occlusive disease with immunodeficiency (VODI) is a potentially life-threatening condition in which some of the small veins in the liver are obstructed.It is a complication of high-dose chemotherapy given before a bone marrow transplant (BMT) and/or excessive exposure to hepatotoxic pyrrolizidine alkaloids.