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題 名 | Fluorine-18-FDG Uptake in the Scar of Patient with Liposarcoma after Wide Excision and Postoperative Radiotherapy--A Case Report=氟-18-去氧葡萄糖在瘢痕組織的吸收--一例偽陽性病例報告 |
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作 者 | 孫盛生; 蔡世傳; 譚台笙; 顏若芳; 高嘉鴻; | 書刊名 | 核子醫學雜誌 |
卷 期 | 13:3 2000.09[民89.09] |
頁 次 | 頁189-192 |
分類號 | 414.93 |
關鍵詞 | 氟-18-去氧葡萄糖正子造影; 脂肉瘤; 瘢痕組織; 洤F-FDG PET imaging; Myxoid liposarcoma; Scar; |
語 文 | 英文(English) |
中文摘要 | 本文報告一例在三年前曾經患有脂肉瘤(liposarcoma),同時亦接受過手術及放射線治療的23歲男性病人,在定期追蹤的檢查當中,發現有不正常的氟-18-去氧葡萄糖(FDG)的吸收,但其他所有檢查及最後病理報告的結果皆為正常。此病例主要強調在正予造影(PET)的過程當中,必須注意在判讀上可能會造成偽陽性的陷阱。 |
英文摘要 | Fluorine-18-fluorodeoxyglucose positron emission tomographic (18F-FDG PET) imaging has been shown to be a useful and valuable method in detecting malignant soft-tissue sarcoma, identifying the grade of primary tumor and differentiating recurrent tumor from radiation necrosis and/or postoperative scar of patient with soft-tissue sarcoma after therapy. However, FDG is not a cancer-specific agent, and benign disease sometimes has been reported to cause intense uptake that is difficult to differentiate from malignant disease. We present an unusual case with increased FDG uptake mimicking local recurrence of malignancy in the scar tissue of a patient of myxoid liposarcoma in the right thigh after wide excision with rotational flap reconstruction and postoperative radiotherapy about 3 years ago. |
本系統中英文摘要資訊取自各篇刊載內容。