Intraosseous synovial sarcoma of the mandible: A case report and review of the literature

  • 今城, 育美
    九州大学大学院歯学研究院口腔顎顔面病態学部門口腔顎顔面外科学
  • 山田, 朋弘
    九州大学大学院歯学研究院口腔顎顔面病態学部門口腔顎顔面外科学
  • 筑井, 徹
    九州大学大学院歯学研究院口腔顎顔面病態学部門口腔画像情報科学
  • 清島, 保
    九州大学大学院歯学研究院口腔顎顔面病態学部門口腔病理学分野
  • 伊東, 守
    九州大学病院血液・腫瘍・心血管内科
  • 孝橋, 賢一
    九州大学大学院医学研究院形態機能病理学
  • 坂本, 英治
    九州大学大学院歯学研究院口腔顎顔面病態学部門顎顔面腫瘍制御学
  • 小田, 義直
    九州大学大学院医学研究院形態機能病理学

説明

Synovial sarcoma (SS) is a malignant soft tissue tumor that usually arises in the para‑articular regions of the extremities. Only nine cases of SS in the mandible have been reported to date. The present study described a case of SS arising from the left mandible. A 54‑year‑old woman was referred to Kyushu University Hospital (Fukuoka, Japan) with a complaint of numbness in the left mental nerve area. Computed tomography revealed replacement of the left mandibular bone marrow with soft tissue and destruction of the mandibular canal. Magnetic resonance imaging revealed an isointense mass on T1‑weighted images and hyperintensity on T2‑weighted images. The tumor showed homogeneous enhancement. A biopsy was performed, and monophasic SS was diagnosed based on immunohistochemical staining features and genetic analysis. Hemimandible dissection and supraomophyoid neck resection were performed with fibular osteocutaneous flap reconstruction, followed by adjuvant chemotherapy. There was no evidence of recurrence or distant metastases. The present study also reviewed the clinical, imaging, histological, and immunohistochemical features of the SS in the mandible.

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詳細情報 詳細情報について

  • CRID
    1050583790041310976
  • DOI
    10.3892/ol.2023.13904
  • ISSN
    17921082
    17921074
  • HANDLE
    2324/7324207
  • 本文言語コード
    en
  • 資料種別
    journal article
  • データソース種別
    • IRDB
    • Crossref
    • KAKEN
    • OpenAIRE

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