评估计算机断层扫描指导肺活检并发症的风险因素:用于预测肺胸的定量分析
Jie Zhang1, Jianli An2, Xiuxiu Jing2
1From the Department of Infectious Diseases, First Hospital of Qinhuangdao, Qinhuangdao, Hebei, China.
在CT导向肺活检中,肺胸风险与较小的病变,较长的针道和多重的胸腔通道有关. 针管长度与损伤直径的比值低于0.81可能会预测肺胸.
科学领域:
- 肺部医学 肺部医学
- 放射学 放射学是一门学科.
- 干预程序 干预程序
背景情况:
- 计算机断层扫描 (CT) 引导的肺活检对于诊断肺病变至关重要.
- 肺胸炎是一种已知的并发症,需要确定预测性风险因素.
研究的目的:
- 为了确定CT指导肺活检后肺胸病发病率和风险因素.
- 量化分析预测肺胸部并发症的变量.
主要方法:
- 对132名接受CT指导肺活检的患者进行了回顾性分析.
- 使用二进制物流回归和ROC曲线分析来确定风险因素和最佳切割值.
主要成果:
- 肺胸发生率为28.9%,其中6.8%需要插入胸腔管.
- 独立的危险因素包括较小的损伤大小,较长的针管长度,多次膜通道,以及较高的针管长度/损伤直径 (L/D) 比率.
- 0.81的L/D比切线显示出高灵敏度 (89.5%) 和特异性 (71.3%) 预测肺胸.
结论:
- 较小的病变,较长的针道,多次通过和L/D比率是肺胸病的关键预测因素.
- 一个L/D比<0.81表明肺胸风险增加,可能需要特定的密封程序.
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