使用磁共振成像在患有状肌不稳定的患者的状肌-胸腔沟距离的病理值
Rubens Rosso Nadal1,2, Vinícius Canello Kuhn1,2, Alexandre Codevilla Teixeira1,2
1Instituto de Ortopedia e Traumatologia de Passo Fundo, Passo Fundo, RS, Brazil.
与对照组相比,患有骨不稳定的个体表现出明显更高的骨肌-喉沟 (PT-TG) 距离. 在MRI上,PT-TG距离超过15.5毫米表明病态侧向,暗示不稳定.
科学领域:
- 整形外科 整形外科 整形外科
- 放射学 放射学是指放射学
- 生物力学 生物力学
背景情况:
- 带不稳定是一种常见的骨科疾病.
- 准确地测量骨对齐对于诊断至关重要.
- 状肌 - 喉槽 (PT-TG) 距离是一个关键的放射性参数.
研究的目的:
- 为了比较PT-TG距离在患有和没有皮带不稳定的患者中.
- 使用MRI建立PT-TG距离的诊断截止值.
主要方法:
- 使用磁共振成像 (MRI) 来测量PT-TG距离.
- 这项研究包括48名骨不稳定的个体 (52个膝盖) 和44名对照 (50个膝盖).
- 统计分析比较了两组之间的PT-TG测量.
主要成果:
- 在皮不稳定组 (20.6 ± 5.0毫米) 的PT-TG距离明显大于对照组 (11.8 ± 3.4毫米).
- 15.5毫米的PT-TG距离被确定为病理极限,准确度为81.4%.
- 一个p值<0.001表明了统计学上显著的差异.
结论:
- 在MRI上升高的PT-TG距离是一个可靠的标志,表明皮带不稳定.
- 超过15.5毫米的PT-TG距离表明延伸机制的病态横向化.
- 这一发现有助于客观诊断骨不稳定.
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