在量化计算机断层扫描上C1-C2骨密度的区域变化和临床影响
Jamie L Baisden1, Vicky Varghese2, Anjishnu Banerjee3
1Department of Neurosurgery, Medical College of Wisconsin, 8701 Watertown Plank Rd, Milwaukee, WI 53226, United States.
North American Spine Society journal
|July 13, 2023
概括
老年脊柱骨折显示C1和C2脊椎的区域骨密度差异. 了解这些变异,特别是C1侧质中较低的骨矿物质密度,对于老年人有效的手术稳定技术至关重要.
科学领域:
- 整形外科 整形外科 整形外科
- 老年医学 老年医学
- 人体解剖学 解剖学 解剖学
背景情况:
- 老年人口正在增长,导致上椎骨折 (C1和C2) 的增加.
- 老年患者通常是不良的外科候选人,这些骨折的非手术治疗有很高的非联合率.
- 老年人的骨质量较差,与年轻人相比,可能会改变最佳的手术稳定技术.
研究的目的:
- 在老年人群中确定C1和C2脊椎骨矿物质密度 (BMD) 的区域变化.
- 调查C1和C2区域骨硬化中的潜在性别差异.
主要方法:
- 定量计算断层扫描 (QCT) 用于测量20个尸体脊柱 (年龄在45-83岁之间) 的BMD.
- 在C1的8个特定区域和C2的7个特定区域评估了BMD.
- 区域BMD测量分析了变化和潜在的性别差异.
主要成果:
- 骨矿物质密度 (BMD) 在C1前结核和后中最高,在C1侧质中最低.
- 在C2时,骨质量在骨顶部最高,在身体中部下降.
- 在C1后和C2脊椎过程中,BMD值较高,密度-脊椎体和脊椎体BMD之间有很强的相关性.
结论:
- 在C1和C2脊椎的区域性BMD变异对老年人手术稳定有重大临床影响.
- 在C1/C2后部元素中较高的BMD表明,这些区域可能适合某些固定技术,如电线.
- 在C1侧面质量中较低的BMD可能会增加螺丝松和不结合的风险,有利于对老年人考虑传统的布线技术.
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