rapidly enlarging, chemotherapy and radiation therapy have been used. Surgical resection, partial hepatectomy, and embolization of afferent vessels should be considered for severe cases. Treatment Treatment is varied and depends on the site and extent of tumor involvement, sites of metastasis, and specific individual factors. Surgical resection, radiotherapy, and chemotherapy have all been used to treat these masses, although studies on survival have yet to be conducted to delineate various treatment regimens. Kaposiform hemangioendothelioma might respond to chemotherapy or antiangiogenic therapies. Recently propanolol and steroids have been shown to be very effective in kaposiform hemangioendothelioma. References External links Vascular neoplasia