CASE-REPORT 819 - DIAGNOSIS - PERIOSTEAL EWINGS-SARCOMA OF THE TIBIA

An exceptionally rare case of periosteal Ewing's sarcoma involving the mid shaft of the right tibia was reported. In this case, MRI was the technique that confirmed the integrity of the bone marrow. The clinical, radiographic, and histopathologic features of Ewing's sarcoma have been discussed, as has the differential diagnosis of the periosteal type of this tumor.