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Intraoperative posterior exposure (A). Dissection and expression of tumor from posterior retropleural approach after removing bilateral T2-4 lamina, left T2-4 facets, and 4cm of the left T2-4 ribs and transverse processes (B). Video-assisted thoracoscopic view of the schwannoma (left) against the aorta (right) within the mediastinum (C). Gross specimen of schwannoma after resection en bloc (D).
