Metastatic hemangioendotheliosarcoma of the mandible: report of case

Hemangioendotheliosarcoma rarely involves the oral region; 53 cases have been reported since 1980. This report presents a case of metastatic hemangioendotheliosarcoma of the mandible diagnosed in a 16-year-old boy, with a discussion of the clinical, morphologic, and histochemical findings.