hemangioendotheliomas

Types

 kaposiform hemangioendothelioma
 epithelioid hemangioendothelioma
 retiform hemangioendothelioma
 composite hemangioendothelioma
 infantile hemangioendothelioma
 spindle cell hemangioendothelioma

Localization

 hepatic haemangioendothelioma
 cutaneous haemangioendothelioma
 pulmonary hemangioendothelioma
 mammary hemangioendothelioma

Cytogenetics

 translocation of chromosome 11q23 (11287811)
 t(1;3)(p36.3;q25) in epithelioid hemangioendothelioma (11342784)
 translocation t(7;22) in epithelioid hemangioendothelioma (8976367)
 trisomy 22q11 in osseous hemangioendothelioma (10198618)
 constitutional interstitial deletion of chromosome 6q (2596522)

Differential diagnosis

 epithelioid sarcoma (12502927)

References

 Billings SD, Folpe AL, Weiss SW. Epithelioid sarcoma-like hemangioendothelioma. Am J Surg Pathol. 2003 Jan;27(1):48-57.
PMID: 12502927