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Pathological findings. A: Gross appearance showed the largest tumor was about 105 mm × 94 mm × 88 mm in size, and the smallest was about 20 mm in diameter; the tumors had integrated capsules; B and C: H&E staining showed a well-differentiated liposarcoma component and spindle cell component (× 100 and × 200, respectively); C: Immunohistochemical analysis showed the tumor was positive for S-100 protein in scattered cells (× 200).
