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. 2022 Jun 28;9:922317. doi: 10.3389/fsurg.2022.922317

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Copyright © 2022 Zeng, He, Tong, Wang, Luo and Liu.

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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Preoperative and postoperative imaging features of femoral neck OO. (A) The radiography showed a light transmission low-density lesion in the center of the base of the femoral neck. (B) The T2WI image of MRI showed low signal intensity, and the edema signal around the lesion was not obvious. (C) Thin-slice CT showed an osteolytic lesion in the anterolateral medulla at the base of the femoral neck with scattered calcification. (D) The radiography findings after curettage and bone grafting combined with cannulated screw prophylactic internal fixation (The Red arrows indicate lesions).