NCIt related terms : Epithelioid hemangioendothelioma, malignant; Epithelioid hemangioendothelioma, NOS;
NCIt definition : A low-grade malignant blood vessel neoplasm. It is characterized by the presence of
epithelioid endothelial cells. The neoplastic cells are arranged in cords and nests,
which are embedded in a myxoid to hyalinized stroma.;