胶囊内镜与MR小肠成像在诊断小肠疾病患者中的应用

Chinese Journal of CT and MRI(2023)

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Abstract
目的 观察胶囊内镜与核磁共振(MR)小肠成像在诊断小肠疾病患者中的应用价值.方法 选取本院100例疑似小肠疾病患者,均行胶囊内镜与MR小肠成像检查,以手术或者内镜活检为"金标准",比较胶囊内镜、MR小肠成像及二者联合诊断准确性.结果 MR小肠成像诊断灵敏度87.21%,特异度50.00%,准确性82.00%,阳性预测值91.46%,阴性预测值38.89%,假阳性率50.00%,假阴性率12.79%(11/86),Kappa值0.82;胶囊内镜诊断灵敏度94.19%,特异度78.57%,准确性92%,阳性预测值96.43%,阴性预测值68.75%,假阳性率21.43%,假阴性率5.81%,Kappa值0.92;两者联合诊断灵敏度96.51%,特异度78.57%,准确性94.00%,阳性预测值96.51%,阴性预测值78.57%,假阳性率21.43%,假阴性率3.49%,Kappa值0.94;胶囊内镜、二者联合诊断准确性明显高于MR小肠成像(P<0.05),且胶囊内镜与二者联合诊断比较无显著差异(P>0.05);MR小肠成像、胶囊内镜、两者联合诊断灵敏度、特异度、阳性预测值、阴性预测值、假阳性率、假阴性率比较无显著差异(P>0.05).结论 与MR小肠成像相比,胶囊内镜对小肠疾病的诊断准确性明显更高,两者联合可稍微提高胶囊内镜诊断准确性,但效果并不明显.
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