查詢結果分析
來源資料
相關文獻
- Measurement of the Radiation Doses Absorbed by Jaw Bones during Irradiation of Nasopharyngeal Cancers
- 以螢光透視錄影吞嚥檢查評估鼻咽癌患者因放射線治療所致之吞嚥功能異常
- 鼻咽癌經放射線治療後的顳葉壞死
- 一位鼻咽癌病患放射線合併化學治療之護理經驗
- An Effective, Efficient and Safe Method to Deliver a Modified 3-D Radiotherapy in Locally Advanced Nasopharyngeal Carcinoma
- 探討接受體外放射線治療的鼻咽癌患者之生活品質
- 鼻咽癌病患放射治療中斷的原因及分析
- 鼻咽癌的治療
- 經放射線治療鼻咽癌病人之頸部壞死性筋膜炎--病例報告與文獻回顧
- Hearing Loss in Patients with Nasopharyngeal Carcinoma after Chemotherapy and Radiation
頁籤選單縮合
題 名 | Measurement of the Radiation Doses Absorbed by Jaw Bones during Irradiation of Nasopharyngeal Cancers=鼻咽癌放射線治療與顎骨接受劑量之探討 |
---|---|
作 者 | 黃穰基; 詹建勝; 陳琳燕; 許彬杰; 趙守一; 鄧希平; | 書刊名 | 中華醫學雜誌 |
卷 期 | 59:5 1997.05[民86.05] |
頁 次 | 頁295-302 |
分類號 | 416.879 |
關鍵詞 | 吸收劑量; 鼻咽癌; 放射線治療; Absorbed dose; Nasopharyngeal cancer; Radiotherapy; |
語 文 | 英文(English) |
中文摘要 | 背景:國人罹患鼻咽癌者不在少數,而這類患者都以放射線治療為主,目前仍無有關顎骨各部份在接受放射線治療時所吸收劑量之文獻報導以作為治療牙齒、口腔手術、種植義齒等之依據,並瞭解放射線治療後,口腔部位產生併發症的原因。本篇所探討的是鼻咽癌患者於接受放射線治療時,上、下顎各部份所吸收的劑量。 方法:本實驗係利用Rando假體及二十五位鼻咽癌病患接受放射線遠隔治療時,以熱發光劑量計探討顎骨及其周邊軟組織所接受劑量分佈情況。 結果:發現上、下顎骨所接受劑量多寡與鼻咽癌腫瘤有否淋巴腺轉移,屏蔽物形狀及面積大小等因素有顯著依存關係。顎骨所接受劑量依不同部位約為鼻咽癌腫瘤所給予劑量的3%至100%。在假體測量出下顎骨之正門齒為1.89-3.36Gy,犬齒為1.96-3.78Gy,第二小臼齒為2.24-14.14Gy,第二大臼齒為4.34-31.92Gy,內翼肌為70Gy,上顎骨之正門齒為2.17-3.94Gy,犬齒2.24-3.36Gy,第二小臼齒為3.15-4.41Gy,第二大臼齒為7.00-7.42Gy。鼻咽癌患者之下顎臼齒前庭為3.09Gy,上顎臼齒前庭為3.35Gy,上顎前側前庭為2.31Gy。上、下顎門齒至第二小臼齒所吸收的劑量為治療鼻咽癌腫瘤劑量之20%以下。 結論:結果顯示鼻咽癌患者接受放射線治療時,其上、下顎骨各部份所接受的劑量均相當的低。 |
英文摘要 | Background: Nasopharyngeal carci-noma (NPC) occurs more frequently for Chinese than for other ethnic groups. The most common treatment for NPC is radiotherapy, but there is no report of the doses of radiation absorbed by the mandibular and maxillary bones, although exposure to radiation is one of the most important references for those patients who need to have oral surgical treatments. Methods: Thermoluminescent dosimeter (TLD) was used to measure radiation absorbed by a rando phantom and cancer patients. Results: The results showed that the doses absorbed by the mandible and maxilla depend on the dose applied, field size, and field shape. In the rando phantom, the range of absorption in the mandible was, for the central incisor 1.89-3.36 Gy, canine 1.96-3.78 Gy, bicuspid 2.24-14.14 Gy, second molar 4.34-31.92 Gy, internal pterygoid muscle region 70 Gy. In the maxilla the range was, for the central incisor 2.17-2.94 Gy, canine 2.24-3.36 Gy, bicuspid 3.15-4.41 Gy, second molar 7.00-7.42 Gy. In nasopharyngeal carcinoma patients, the mean radiation absorbed by the bicuspid vestibular region of the mandible was 3.09 Gy, by the bicuspid vestibule of the maxilla 3.35 Gy and by the midline vestibule 2.31 Gy. The radiation doses absorbed by maxilla and mandible from the incisor to the second premolars were less than 20% of the dose to the primary tumor. Conclusions: The doses absorbed by the mandible and maxilla are relatively low in NPC patients receiving radiation therapy. |
本系統中英文摘要資訊取自各篇刊載內容。