商家标准Q角度和TT-TG距离之间的相关性
Jacob D Mikula1, Alia J Mowery2, Micheal Raad1
1Department of Orthopaedic Surgery, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Orthopaedic journal of sports medicine
|December 10, 2025
概括
在麻醉患者中,标准Q角度 (SQA) 与结节-喉沟 (TT-TG) 距离相关,但在醒着的患者中没有结节不稳定性风险因素.
科学领域:
- 整形外科手术 整形外科手术
- 生物医学工程 生物医学工程
- 放射学 放射学是一门学科.
背景情况:
- 标准Q角度 (SQA) 是为了提高临床四头骨角 (Q角度) 测量的可靠性而开发的.
- 评估Q角度对于诊断和管理膝盖疾病至关重要.
研究的目的:
- 为了研究标准Q角度 (SQA) 与结节-喉沟 (TT-TG) 距离之间的相关性.
- 为了比较这种相关性,在清醒和麻醉患者中,患有反复出现的带不稳定性的患者.
主要方法:
- 一项横截面研究包括47名患者 (94个膝盖) 患有复发的皮带不稳定.
- 标准Q角度 (SQA) 和计算机断层扫描 (CT) 扫描被用于测量TT-TG距离,Caton-Deschamps指数 (CDI) 和侧面三角膜倾斜度 (LTI).
- 测量是在诊所 (清醒) 和在手术室 (麻醉) 进行的.
主要成果:
- 在麻醉患者中观察到SQA和TT-TG距离之间的显著相关性 (R2 = 0.15).
- 这种相关性在经过麻醉的患者中得到加强,他们的骨高度正常 (CDI <1.2) 和正常的横侧三斜率 (LTI >11°) (R2 = 0.57).
- 在清醒的患者和具有解剖学风险因素的患者中,相关性很弱或无意义.
结论:
- 在麻醉患者中,SQA显示出与正常膝盖解剖学的TT-TG距离有很强的正相关性.
- 在清醒的患者或那些具有导致带不稳定的解剖因素的患者中,SQA的实用性是有限的.
- 麻醉可以提高SQA测量的可靠性,以评估骨不稳定性.
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