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題 名 | Carbon Dioxide Angiography in Lower Limbs: A Prospective Comparative Study with Selective Iodinated Contrast Angiography=前瞻性的研究報告:二氧化碳與含碘顯影劑在下肢動脈數位化血管攝影的比較 |
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作 者 | 何承峰; 陳名聖; 吳美翰; 吳秀美; 林瑋展; 張政彥; 陳嘉美; 周定遠; | 書刊名 | The Kaohsiung Journal of Medical Sciences |
卷 期 | 19:12 2003.12[民92.12] |
頁 次 | 頁599-607 |
分類號 | 416.263 |
關鍵詞 | 數位化血管攝影; 顯影劑; 二氧化碳; 碘; 動脈阻塞性疾病; Digital subtraction angiography; Contrast media; Carbon dioxide; Iodine; Arterial occlusive diseases; |
語 文 | 英文(English) |
中文摘要 | 目的:以二氧化碳及含碘顯影劑之數位化血管攝影,評估 14 位病人的下肢動脈影像品質及精確度,同時作前瞻性的比較研究報告。研究對象及研究方法:14 位臨床診斷為周邊動脈阻塞疾病的病人同時接受二氧化碳及含碘顯影劑之數位化血管攝影,其中有 9 位男性,5 位女性,平均年齡為 74.6 歲,分佈為 62-82 歲。下肢血管依解剖位置區分為 22 個區段,影像分別由二位有經驗之放射科醫師做判讀。判讀結果區分為 4 個等級,並且以含碘顯影劑數位化血管攝影做為比較基礎,再給予評分。結果:在兩個不同檢查中,多數的病例大致上一致 (kappa:0.67-1.00)。約 21.4% 的病人 (3/14) 因無法忍受疼痛,沒有接受完整的二氧化碳數位化血管攝影檢查。約 64.3% 的病人 (9/14) 覺得含碘顯影劑數位化血管攝影比較可以忍受。在二氧化碳數位化血管攝影的影像品質方面,大腿區域相較於小腿和骨盆區域,有較佳的血管影像品質。結論:針對周邊動脈阻塞疾病的診斷,由於無法提供和含碘顯影劑數位化血管攝影一樣的影像品質,二氧化碳數位化血管攝影目前仍無法取代傳統數位化血管攝影成為一般的診斷工具。 |
英文摘要 | his was a prospective comparison of the accuracy and image quality of carbon dioxide digital subtraction angiography (CO2 DSA) and iodinated contrast digital subtraction angiography (ICDSA) in evaluating lower extremity arteries and patient tolerance of the procedures. Selective DSA was performed in 14 Taiwanese patients who were diagnosed with peripheral artery occlusive disease (PAOD). Both contrast materials were administered through mechanical injectors. Post-processing of the image used pixel shifting. Images of vessels were divided into 22 anatomic segments and evaluated by two experienced radiologists. A four-point scale was used to classify diseased vessels. Two interpreters rated the CO2 DSA image against the ICDSA image on a three-point scale. Patient tolerance was assessed from verbal descriptions. Cohen’s kappa was used to determine interobserver agreement and descriptive statistics were used to summarize patient experience. Interobserver agreement ranged from fair to excellent, with most being good or excellent. Three patients (21.4%) could not tolerate the whole procedure and nine patients (64.3%) reported discomfort during the CO2 DSA procedure. CO2 DSA image quality was better for the thigh than the distal runoff and pelvic regions. Our results showed that selective CO2 DSA cannot replace ICDSA as a routine diagnostic tool for PAOD because it does not give images of comparative quality. |
本系統中英文摘要資訊取自各篇刊載內容。