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. 2018 Aug 2;46(10):4315–4322. doi: 10.1177/0300060518787644

Figure 2.

Figure 2.

Postoperative pathologic examination after the first operation showed a malignant tumor composed of spindle cells with large areas of necrosis, and immunohistochemical examination revealed that vimentin, SOX10, and S100 were strongly positive.