Epithelioid hemangioendothelioma

Epithelioid hemangioendothelioma (EHE) is a rare relatively low grade vascular tumor. It occurs around medium to large venous structures.

Pathology

It consists of rounded or slightly spindle-shaped eosinophilic endothelial (epitheloid) cells with rounded nuclei and prominent cytoplasmic vacuolisation.

Markers
  • factor VII-associated antigen
Location

It can occur in a number of sites

Radiographic features

Please refer to individual location-specific entities for specific features.

History and etymology

It was initially described by SW Weiss and FM Enzinger in 1982 .

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