[Primitive Ewing sarcoma presenting as a left adrenal mass associated with a vena cava thrombus].

We have studied an unusual clinical case of a left adrenal Ewing's sarcoma associated with a vena cava thrombus discovered during a massive pulmonary embolism. Despite the pulmonary failure, a laparotomy was used. A direct access was possible by using vascular hepatic exclusion an liver transplantation technic without by-pass.