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. 2025 Aug 27;15:1550960. doi: 10.3389/fonc.2025.1550960

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Copyright © 2025 Zhang, Jiang, Wu, Zhang, Wang, Yang, Li, He and Wang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Panel A shows a large, deep incision on the buttock with surrounding markings. Panel B depicts the open surgical site revealing tissues and structures beneath the skin. Panel C displays a removed specimen showing an irregular and bloody surface. Panel D shows the post-operative result with healed surgical scars and sutures on the buttock area. — (A) Longitudinal incision approach in prone position; (B) Intraoperative flap design; (C) Surgical removal of the mass specimen; (D) Recovery of the operated area at 38 days postoperatively.