title: Malignant hemangioendothelioma of the skin.
abstract: Three cases of malignant hemangioendotheliomas in elderly individuals are recounted. All of them died shortly after onset of the malignancies in spite of radical surgery in one; radical surgery, chemotherapy, and radiotherapy in another; and chemotherapy and radiotherapy in the third. Findings from studies of specimens of the malignancies by conventional microscopy, histochemistry, and electron microscopy are described.
mesh_terms: D000368:Aged; D005260:Female; D006390:Hemangioendothelioma / Q000378:metabolism / Q000473:pathology* / Q000648:ultrastructure; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008875:Middle Aged; D012535:Scalp / Q000378:metabolism / Q000473:pathology* / Q000648:ultrastructure; D012878:Skin Neoplasms / Q000378:metabolism / Q000473:pathology* / Q000648:ultrastructure