Angiosarcoma arising in a plexiform neurofibroma. A case report

Abstract
A left cervical mass developed in a 14-year-old white boy with stigmata of von Recklinghausen's disease. Excision biopsy examination showed a plexiform neurofibroma with angiosarcoma. Ultrastructural studies confirmed the endothelial nature of the malignant cells. Cancer 46:605–610, 1980.