CT平扫预测高血压脑出血早期血肿扩大的价值

FU Fan, Shakya MilindRatna,YU Fan, ZHANG Miao,SUN Shengjun,LU Jie

Journal of Medical Imaging(2020)

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Abstract
目的 探讨CT平扫征象预测高血压脑出血(ICH)患者血肿扩大的价值.方法 入组80例发病6h以内的ICH患者,人院行头颅CT扫描,由两位影像科医师评估血肿内"黑洞征"和"卫星征".根据24 h CT复查结果,分为血肿扩大组和血肿未扩大组.ROC曲线比较"黑洞征"、"卫星征"及其联合征象对血肿扩大的预测能力.结果 "黑洞征"、"卫星征"和联合征象在血肿扩大组与血肿未扩大组之间差异有统计学意义(P均<0.05).联合征象预测早期血肿扩大的敏感性、特异性、阳性预测值、阴性预测值及准确性分别为84.09% 、63.89% 、74.00%、76.67%和75.30%,其预测的准确性高于"黑洞征"(66.00%)和"卫星征"(69.70%).结论 头颅CT平扫联合征象较单一征象更能预测早期血肿扩大.
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