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摘要


磁振造影檢查是診斷骨骼肌肉關節系統疾病非常理想的工具。我們使用PICKER 1.0T磁振造影機,一年多來共檢查35位臨床懷疑為軸轉肌腱裂傷的病例,其中19例同時接受關節攝影檢查;以關節攝影檢查的結果為準,比較磁振造影檢查結果,其敏感性93%、特異性100%、準確性95%,比國外文獻報告為高。探討原因,我們認為以斜冠狀切面多回訊(Multiecho)技巧和斜橫切面的T 1為主影像(T 1 W1)配合,可得到理想診斷結果。

並列摘要


MRI is very effective in the diagnosis of many musculoskeletal disorders noninvasively. Thirty-five patients with clinically suspected rotator cuff tear were evaluated with a PICKER 1.0 T MR and nineteen patients of them were evaluated with double contrast arthrography as well. The MR images were obtained with oblique coronal multiecho images, TR 2000 and TE 30/80, and oblique axial T 1 WI, TE 800 TE 20. MR correlated well with arthrography in patients with rotator cuff tears and tendinitis. In the diagnosis of rotator cuff tears, MRI has the sensitivity, specificity and accuracy of 93%, 100% and 95% respectively. This result suggests that MR is an ideal procedure for diagnosing rotator cuff tear. The pulse sequences we selected in this study are not only good for demonstrating the detail anatomical structures for diagnosis but also time saving for both patient and examination.

並列關鍵字

rotator cuff tear MR imaging MRI

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