在掉头综合征中对部副脊髓肌肉的磁共振成像评估
Kensuke Toriumi1, Hiroshi Miyamoto2, Terumasa Ikeda1
1Department of Orthopaedic Surgery, Kindai University Hospital, Osaka-Sayama, Japan.
概括
掉头综合征 (DHS) 不涉及肌肉缩或缩. 在DHS患者中,MRI显示扩展肌肉较大,但脂肪透似乎不会导致软弱.
科学领域:
- 神经学 神经学
- 整形外科 整形外科 整形外科
- 放射学 放射学是一门学科.
背景情况:
- 掉头综合征 (DHS) 具有渐进的部延伸器衰弱的特征,但其潜在的病理机制仍然不太清楚.
- 之前的假设表明肌肉缩或缩,但缺乏经验证据.
研究的目的:
- 在患有掉头综合征 (DHS) 的患者中研究副脊椎部肌肉的形态特征.
- 使用磁共振成像 (MRI) 分析肌肉体积和脂肪透,以阐明DHS的病理机制.
主要方法:
- 在36名DHS患者和25名患有宫脊髓炎的对照人群中,对MRI衍生的横截面积 (CSA) 和副脊髓肌肉中的脂肪透进行了比较分析.
- 肌肉体积量化使用CSA测量从C2/3到C6/7在T2加权MRI.
- 在延伸肌肉中的脂肪透被评估使用图谱分析的像素强度.
主要成果:
- 与对照组相比,患有DHS的患者表现出半脊柱头部和脊柱头部/子宫的CSA显著增加.
- 在DHS患者和对照人群之间没有观察到脂肪透的显著差异.
- 在宫水平较低的DHS患者中,Sternocleidomastoideus CSA较小 (C4/5/6/7).
结论:
- 磁力共振成像 (MRI) 发现表明,DHS的伸展肌肉既不是缩的, flexor 肌肉也不是缩的.
- 延伸肌肉的脂肪透似乎不是DHS肌肉疲弱的主要原因.
- 这项研究为与掉头综合征相关的肌肉形态提供了新的见解.
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