通信作者,李裕军,E-mail:eyliyujun@scut.edu.cn胸部CT值在胸腔积液鉴别诊断的价值吕晋1张棪1莫泽珣2孙诚2郭伟鸿2黄晓梅2魏树全2,3赵子文2,3陈立鹏1,3李裕军2,31广州市第一人民医院/华南理工大学附属第二医院放射科(广州510180)2广州市第一人民医院/华南理工大学附属第二医院呼吸与危重症医学科(广州510180)3广州市第一人民医院胸腔积液和胸膜疾病规范化诊治多学科团队(MDT)(广州510180)【摘要】目的探索胸部CT值在胸腔积液鉴别诊断的价值。方法81例胸腔积液患者纳入本研究,胸腔积液分为渗出液、漏出液、恶性胸腔积液及良性胸腔积液。建立平均CT值的ROC曲线,计算曲线下面积。结果81例胸腔积液患者中59例为渗出液,22例为漏出液;恶性胸腔积液33例,良性胸腔积液48例。渗出液组平均CT值(16.68±6.76)Hu高于漏出液组(5.50±3.42)Hu(P<0.0001)。ROC曲线分析结果显示,胸腔积液平均CT值对区分渗出液和漏出液具有较高的准确性(曲线下面积为0.9445)。当最佳界值为≥9.99Hu时,其敏感度为88.14%,特异度为90.91%;恶性胸腔积液组平均CT值(15.38±7.29)Hu与良性胸腔积液组平均CT值(12.45±8.03)Hu没有差异(P=0.0981)。结论在胸腔积液的鉴别诊断过程中,胸部CT的CT值在鉴别漏出液及渗出液中有一定的价值,但尚不能用于鉴别良性及恶性胸腔积液。【关键词】胸腔积液;CT值;鉴别诊断DOI:10.3969/j.issn.1000-8535.2023.02.007ApplicationofthechestCTvalueindifferentialdiagnosisofpleuraleffusionLVJin1,ZHANGYan1,MOZexun2,SUNCheng2,GUOWeihong2,HUANGXiaomei2,WEIShuquan2,3,ZHAOZiwen2,3,CHENLipeng1,3,LIYujun2,31DepartmentofRadiology,GuangzhouFirstPeople'sHospital,SchoolofMedicine,SouthChinaUniversityofTechnology,Guangzhou510180,China2DepartmentofPulmonaryandCriticalCareMedicine,GuangzhouFirstPeople'sHospital,SchoolofMedicine,SouthChinaUniversityofTechnology,Guangzhou510180,China3Multi-DisciplinaryTeam(MDT)forManagementofPleuralEffusionandPleuralDiseases,GuangzhouFirstPeople'sHospital,Guangzhou510180,China【Abstract】ObjectiveToexplorethevalueofchestCTvalueinthedifferentialdiagnosisofpleuraleffusion.MethodsAtotalof81patientswithpleuraleffusionwereincludedinthisstudy,includingexudate,transudate,malignantpleuraleffusionandbenignpleuraleffusion.TheROCcurveofaverageCTvaluewasestablishedandtheareaundert...
