【摘 要】
：
目的 探讨弹性应变率比值(SR)与软/硬度值对甲状腺结节良恶性的鉴别诊断价值.方法 对179个甲状腺结节行弹性成像,均经手术或细针穿刺病理证实,比较各诊断方法临界值的灵敏度
【机 构】
：
上海交通大学医学院附属瑞金医院卢湾分院超声科,上海市,200020;上海交通大学医学院附属瑞金医院超声科
论文部分内容阅读
目的 探讨弹性应变率比值(SR)与软/硬度值对甲状腺结节良恶性的鉴别诊断价值.方法 对179个甲状腺结节行弹性成像,均经手术或细针穿刺病理证实,比较各诊断方法临界值的灵敏度、特异度、阳性预测值、阴性预测值和准确度.结果 SR、软度值、硬度值对甲状腺结节的定性诊断均有较高的价值,其诊断临界值分别为1.63、35、64,灵敏度分别为68.3％、86.1％、90.1％,特异度分别为82.1％、76.9％、75.6％,准确度分别为74.3％、82.1％、83.8％.结论 SR与软/硬度值对甲状腺良恶结节具有较高的诊断价值.
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