Figure 4. Intraoperative photographs and microscopic and macroscopic photographs of the high-grade myxofibrosarcoma. (A, B) Intraoperative photographs before (A) and after (B) removal of the tumor. Yellow triangles indicate the tumor. (C, D) Macroscopic photographs of the removed tumor measuring 13.5×11.5×5.5 cm (C). The cut surface shows a white multiple mass lesion with rich myxoid and intratumor hemorrhage (D). (E, F) Hematoxylin and eosin (H&E) staining microphotographs showing storiform pattern of spindle-shaped tumor cells with mucus (E) and pleomorphic cellular infiltrates with pleomorphic cell nuclei (F). The bars indicate 50 μm. Black triangles indicate storiform pattern of tumor cells.