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Budd Chiari syndrome is a condition caused by occlusion of hepatic veins that drain the liver. Is a hetrogenous group of disoders the clinical variant of Budd-Chiari syndrome-acute and sub acute chronic fulminant the cause primary Budd-Chiari syndrome (75%) secondary Budd-Chiari syndrome (25%) diagnosis laboratory studies imaging studies imaging studies a minority of patient can be treated medically with sodium restriction, diuretics to control ascites pharmacologic therapy procedure and surgery in general 2/3 of patient with Budd-Chiari are alive