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首页> 外文期刊>Egyptian Pediatric Association Gazette >Diffusion-weighted MRI and urinary Activin-A are potential predictors of severity in neonates with hypoxic ischemic encephalopathy
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Diffusion-weighted MRI and urinary Activin-A are potential predictors of severity in neonates with hypoxic ischemic encephalopathy

机译:弥散加权MRI和尿中激活素A是新生儿缺氧缺血性脑病严重程度的潜在预测指标

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Background Early diagnosis and treatment are important to reduce neonatal morbidity and mortality occurring from hypoxic ischemic encephalopathy (HIE). Objective We aimed to correlate between urinary Activin-A and MRI (conventional and diffusion-weighted) and the degree of HIE according to Sarnat and Sarnat staging. Methods Sixty full term neonates (37–42?weeks) selected from Minia University hospital for children from May 2014 to July 2016 were enrolled into the study. We measured urinary Activin-A using enzyme immunoassay and MRI using MRI scanner (Philips Achieva) and correlations between urinary Activin-A and MRI with the degree of HIE were done. Results Neonates with HIE had higher levels of urinary Activin-A than controls (P?
机译:背景技术早期诊断和治疗对于降低新生儿缺氧缺血性脑病(HIE)的发病率和死亡率很重要。目的根据Sarnat和Sarnat分期,将尿液激活素A和MRI(常规加权和弥散加权)与HIE程度相关联。方法选择2014年5月至2016年7月从Minia大学医院儿童医院中选出的60例足月新生儿(37-42周)。我们使用酶免疫测定法和MRI扫描仪(Philips Achieva)测量MRI来测定尿液中的Activin-A,并进行了尿液中的Activin-A和MRI与HIE程度的相关性分析。结果新生儿HIE的尿激活素A水平高于正常对照(P 0.001),且与新生儿HIE的临床分级呈正相关(出生后第1天的临界值为0.08μg/ l)。预测HIE的敏感性为98.2%,特异性为97.1%。与传统MRI的低灵敏度(35%)相比,DW-MRI检测到的HIE具有高灵敏度(85%)。表观扩散系数(ADC)值≤0.8是检测严重缺血性损伤的最佳敏感性-特异性临界点。 DW-MRI成像与尿中的Activin-A呈正相关,二者与HIE的程度呈正相关(P <0.001)。结论DW-MRI在足月HIE新生儿中与尿中的Activin-A密切相关,二者均与HIE的程度有关。早期测定尿中激活素-A结合DW-MRI可以早期检测HIE足月新生儿的HIE及其严重程度。

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