Myxoid/round cell liposarcoma of the supraclavicular fossa.

Metastases from the tracheobronchial tree and the genitourinary and gastrointestinal systems are the most common malignant lesions of the supraclavicular fossa. Liposarcomas in this region, as primary tumors, are rarely encountered. In this article, we report a case of myxoid liposarcoma of the supraclavicular fossa with a fulminant course.