NCIt definition : A vascular sarcoma that commonly occurs in the lower extremities. It occurs predominantly
in elderly male patients of southern European ancestry. It is characterized by the
presence of purple, red-blue, or dark brown macular lesions, plaques and nodules.
This disease is usually slow growing, although it can spread to the lungs and the
gastrointestinal tract. If necessary, cutaneous lesions can be treated with radiation.;