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Case Report
1 Department of Orthopaedic Surgery, National Hospital Organization Osaka National Hospital, 2-1-14 Hoenzaka, Chuo-ku, Osaka, Japan
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Ikuo Kudawara
Department of Orthopaedic Surgery, National Hospital Organization Osaka National Hospital, 2-1-14 Hoenzaka, Chuo-ku, Osaka 540-0006,
Japan
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Article ID: 100133Z10IK2024
Introduction: The primary alveolar soft part sarcoma (ASPS) of bone is extremely rare, and the number of published reporting cases is limited.
Case Report: We present a 30-year-old woman with primary ASPS of ilium. Computed tomography and magnetic resonance imaging revealed a destructive and moth-eaten appearance in the ilium with a soft tissue mass. 18F-fluorodeoxyglucose positron emission tomography-computed tomography (FDG PET-CT) revealed high uptakes of FDG in the left ilium. ASPSCR1-TFE3 gene fusion was detected by reverse transcriptase polymerase chain reaction (RT-PCR). Wide resection was performed. One year after the surgery, a local recurrence developed. However, there has been no evidence of disease in the last eight years after the second surgery.
Conclusion: 18F-fluorodeoxyglucose positron emission tomography-computed tomography and RT-PCR besides routine radiological and histopathological studies helped achieve the accurate diagnosis and provide appropriate treatment in the present case.
Keywords: Alveolar soft part sarcoma, Bone, Gene fusion, Ilium, Magnetic resonance imaging
Ikuo Kudawara - Substantial contributions to conception and design, Acquisition of data, Analysis of data, Interpretation of data, Drafting the article, Revising it critically for important intellectual content, Final approval of the version to be published
Guaranter of SubmissionThe corresponding author is the guarantor of submission.
Source of SupportNone
Consent StatementWritten informed consent was obtained from the patient for publication of this article.
Data AvailabilityAll relevant data are within the paper and its Supporting Information files.
Conflict of InterestAuthor declares no conflict of interest.
Copyright© 2024 Ikuo Kudawara. This article is distributed under the terms of Creative Commons Attribution License which permits unrestricted use, distribution and reproduction in any medium provided the original author(s) and original publisher are properly credited. Please see the copyright policy on the journal website for more information.