Polymorphous hemangioendothelioma is a rare vascular tumor only 5 patients
have been previously described. Half of all cases described have occurred i
n the thoracic cavity, all being discovered on chest radiologic studies obt
ained for other reasons. This report presents the case of a female patient
with polymorphous hemangioendothelioma and a brief review of the current li
terature. (C) 1999 by The Society of Thoracic Surgeons.