CT血管造影诊断胸腹主动脉病变价值

China Digital Medicine(2020)

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Abstract
目的:分析CT血管造影(CT angiography,CTA)诊断胸腹主动脉病变价值.方法:选取成都市新都区人民医院收治的75例可疑胸腹主动脉病变患者,均行CTA检查,观察CTA对胸腹主动脉病变的诊断准确度、灵敏度、特异度.结果:术中诊断显示,75例患者中,20.00%肾上腹主动脉瘤,29.33%胸腹主动脉慢性夹层动脉瘤,22.67%近肾腹主动脉瘤(juxtarenal abdominal aortic aneurysm,JAAA),25.33%胸腹主动脉瘤(thoracoabdominal aortic aneurysm,TAAA);CTA检查肾上腹主动脉瘤灵敏度为80.00%,特异度98.33%,准确度94.67%,Kappa值为0.82;胸腹主动脉慢性夹层动脉瘤灵敏度86.36%,特异度98.11%,准确度94.67%,Kappa值为0.87;JAAA灵敏度94.12%,特异度93.10%,准确度93.33%,Kappa值为0.82;TAAA灵敏度100.00%,特异度96.43%,准确度97.33%,Kappa值为0.93;其他灵敏度为50.00%,特异度100.00%,准确度98.67%,Kappa值为0.66.结论:CTA诊断胸腹主动脉病变具有较高准确度,与术中诊断结果一致性高.
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