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題 名 | Diagnosis of Papillary and Follicular Thyroid Cancers=乳突性與濾泡性甲狀腺癌之診斷 |
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作 者 | 林仁德; | 書刊名 | 長庚醫學 |
卷 期 | 22:3 1999.09[民88.09] |
頁 次 | 頁348-361 |
分類號 | 415.931 |
關鍵詞 | 何氏細胞癌; 甲狀腺球蛋白; 二度空間電泳; Hurthle cell carcinoma; Thyroglobulin; Two dimensional gel electrophoresis; |
語 文 | 英文(English) |
中文摘要 | 雖然大部份甲狀腺癌病患其臨床過程進展相當緩慢,但是當病患發生遠端轉移時, 則大部份病患預後都不佳。甲狀腺癌之病患,一般臨床上均以無症狀性之頸部腫塊呈現。對 於這些病患頸部腫塊良性及惡性之鑑別診斷則非常重要。甲狀腺超音波目前已被證實是診斷 甲狀腺病變之重要利器。在以細針吸引性細胞學檢查前做甲狀腺超音波主要有兩個主要理 由。一是偵測出潛伏在甲狀腺深部之微小腫瘤,二是了解臨床所測到之結節物理之特性。僅 管使用細針吸引性細胞學檢查診斷腫瘤有其侷限,然而就甲狀腺腫瘤而言其診斷之正確率可 達及92.89%左右。除了濾泡性甲狀腺癌及何氏甲狀腺癌外,大部份甲狀腺癌均可由細針吸 引性細胞學檢查得到正確之診斷。雖然血清中甲狀腺球蛋白可作為手術後分化良好甲狀腺癌 重要之腫瘤標幟。然而此標幟並無法做為甲狀腺癌手術前之診斷標幟。二度空間電泳蛋白質 分析近日也被嘗試用來作為濾泡性甲狀腺癌診斷之方式。然其結果尚待進一步之評價。總結 而言,手術前對大部份甲狀腺癌而言,細針吸引性細胞學檢查在目前仍然是最有用之利器。 然而對於濾泡性甲狀腺癌及何氏甲狀腺癌,未來仍須靠特異性之腫瘤標幟才有辦法克服手術 前診斷之障礙。 |
英文摘要 | In general, thyroid cancer patients are usually presented with asymptomatic neck nodules. A differential diagnosis between malignant and benign thyroid disorder is very important for these patients. In the preoperative diagnosis, thyroid ultrasonography has been proven to be quite useful in the detection of thyroid lesions. There are two major reasons to perform thyroid ultrasonography before fine needle aspiration cytology (FNAC): to detect deep-seated small nodules, and to realize the nature of the clinically palpable nodules. Despite the limitations of aspiration cytology in the diagnosis of primary neoplasms, using this method can increase diagnostic accuracy to 92.89% in thyroid malignancy cases. Most thyroid malignancies can be diagnosed with FNAC, except for cases involving follicular thyroid cancer and Hurthle cell carcinoma. Although the serum thyroglobulin level has been used as a post-operative, well-differentiated thyroid cancer tumor marker, the assay cannot be used for preoperative diagnosis of thyroid carcinoma. Two dimensional gels electrophoresis has also been used as a diagnostic tool to elucidate tumor-specific proteins in the detection of well-differentiated thyroid cancers. The results of this technique need further investigation. In conclusion, and at the present time, FNAC is considered a useful tool in the pre- operative diagnosis of most thyroid cancers. For patients with follicular or Hurthle cell carcinomas, we need to develop further specific tumor markers for differentiating them between benign and malignant nodules. |
本系統中英文摘要資訊取自各篇刊載內容。