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瘢痕部位血管微循环参数联合子宫内膜容受性标志物诊断早孕期瘢痕妊娠价值
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作者 安雅楠 王珺 +1 位作者 饶克宇 陈素文 《中国计划生育学杂志》 2023年第9期2157-2159,2165,共4页
目的:探讨瘢痕部位血管微循环参数联合子宫内膜容受性标志物诊断早孕期子宫瘢痕妊娠(CSP)价值。方法:回顾性收集2020年3月-2022年5月本院诊治的116例CSP患者为CSP组,同期剖宫产后妊娠早孕80例为对照组,比较两瘢痕部位血管微循环参数血... 目的:探讨瘢痕部位血管微循环参数联合子宫内膜容受性标志物诊断早孕期子宫瘢痕妊娠(CSP)价值。方法:回顾性收集2020年3月-2022年5月本院诊治的116例CSP患者为CSP组,同期剖宫产后妊娠早孕80例为对照组,比较两瘢痕部位血管微循环参数血管化血流指数(VFI)、血管化指数(VI)和血流指数(FI)和子宫内膜容受性指标整合素β3和白细胞病抑制因子(LIF)。结果:CSP组子宫内膜容受性指标整合素β3(64.3±12.5 ng/ml)、LIF(6.8±1.3 ng/ml)均低于对照组(86.1±15.9 ng/ml、8.2±2.8 ng/ml),瘢痕部位血管微循环参数均高于对照组(P<0.05)。受试者工作特征曲线分析,VI、FI、VFI、整合素β3、LIF及联合上述指标诊断早孕期CSP的AUC分别为0.728、0.761、0.811、0.772、0.733及0.921。结论:瘢痕部位血管微循环参数联合子宫内膜容受性标志物诊断早孕期瘢痕妊娠有一定价值。 展开更多
关键词 早孕期瘢痕妊娠 瘢痕部位血管微循环参数 子宫内膜容受性标志物 诊断
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汉族人群皮肤弹性与年龄和部位的相关性分析 被引量:4
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作者 程方 高金平 +1 位作者 杨森 张学军 《中国美容医学》 CAS 2017年第2期61-64,共4页
目的:分析中国汉族健康人群的皮肤弹性与年龄和部位的相关性。方法:用无创性皮肤弹性测试仪检测669例中国汉族健康志愿者(平均年龄30.96岁),分别测试前额、左眼角、鼻尖、左鼻唇沟、左颈部、左前臂屈侧、脐周、左胫前皮肤弹性。结果:非... 目的:分析中国汉族健康人群的皮肤弹性与年龄和部位的相关性。方法:用无创性皮肤弹性测试仪检测669例中国汉族健康志愿者(平均年龄30.96岁),分别测试前额、左眼角、鼻尖、左鼻唇沟、左颈部、左前臂屈侧、脐周、左胫前皮肤弹性。结果:非暴露部位皮肤弹性相对于面部暴露部位高,参数R1、R4、R9随年龄增加而升高,参数R2、R5、R7随年龄增加而下降,颈部及眼角部位下降最明显,30岁以后下降加快。眼角、鼻唇沟、颈前区、前臂屈侧部位的皮肤随年龄增长表现的更易疲劳。结论:皮肤弹性测试可以无创地量化评价不同年龄,不同部位的人体皮肤弹性,以评估皮肤的老化程度。 展开更多
关键词 无创性 生物力学 皮肤弹性 皮肤弹性测试仪 皮肤老化 部位参数
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The effect of 2, 4-Dichlorophenoxy acetic acid and Bradyrhizobium on induction of Para-nodule in wheat roots
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作者 Nagaraja R. Gurumurthy B. R. Devappa V 《Journal of Agricultural Science and Technology》 2009年第8期14-16,共3页
The investigation was conducted to know the effect of 2, 4-Dichlorophenoxy acetic acid and inoculation on Para-nodule formation and growth parameters in wheat. Formation of nodular outgrowth on the roots of wheat seed... The investigation was conducted to know the effect of 2, 4-Dichlorophenoxy acetic acid and inoculation on Para-nodule formation and growth parameters in wheat. Formation of nodular outgrowth on the roots of wheat seedlings treated with 2, 4-D commenced in 8-10 days. The maximum Para-nodule formation was found in 1 ppm of 2, 4-D when incubated with bradyrhizobium P-132. Inoculation of the same has helped to increase the number of Para-nodule, but not essential for Para-nodulation. Histological study shows that, these induced Para-nodules originated from the pericycle and these are appeared to be modified lateral roots and Para-nodule structure formations however, it enhanced by bradyrhizobial inoculation. 展开更多
关键词 Para-nodule 2 4-D PERICYCLE N-FIXATION
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Analysis of misdiagnosis in patients with multiple trauma 被引量:5
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作者 YANG Fan BAI Xiang-jun LI Zhan-fei 《Chinese Journal of Traumatology》 CAS 2011年第1期20-24,共5页
Objective: To explore the features, treatment outcomes and reasons for misdiagnosis in patients with multiple trauma, so as to decrease the incidence of misdiagnosis.Methods: A total of 3 163 patients with multiple ... Objective: To explore the features, treatment outcomes and reasons for misdiagnosis in patients with multiple trauma, so as to decrease the incidence of misdiagnosis.Methods: A total of 3 163 patients with multiple trauma who were admitted in our department from August 1997 to August 2008, were retrospectively studied to compare the features of diagnosis and treatment. There were 2 117 males (66.93%) and 1 046 females (33.07%) with the mean age of 36.46 years (range, 14-80 years). Parameters such as general status, traumatic condition, diagnosis and treatment situation, prognosis and mortality were analyzed. The differences between misdiagnosis group and correct diagnosis group were compared in terms of severity of injury, complications and treatment outcomes to elucidate the cause and prevention of misdiagnosis.Results: The misdiagnosis rate of multiple trauma in this study was 16.19%. The major anatomic sites misdiagnosed were limbs and pelvis (299 positions, 39.50%), abdominal region and pelvic organ (148 positions, 19.55%),and thoracic region (109 positions, 14.40%). In misdiagnosis group, ISS, length of hospital stay, rates of disturbance of consciousness, critical cases and shock cases were 33.78± 19.64, (23.59±7.26) days, 49.22%, 33.01% and 47.46%,respectively, which were significantly higher than those of the correct diagnosis group (P〈0.01). And the data showed that the more serious the injury was, the higher the rate of misdiagnosis would be. The rate of primary diagnosis by trauma surgeons in correct diagnosis group was 75.78%, significantly higher than that of the misdiagnosis group ( x2=382.01,P〈0.01). The mortality rate of the mi sdiagnosis group was 2.93%, which was significantly higher than that for all patients ( x2=5.22, P〈0.05).Conclusions: The results indicated that patients with severe multiple trauma are at high risk of misdiagnosis in early treatment. The mortality rate of misdiagnosed patients is higher than the correctly-diagnosed patients. To prevent misdiagnosis, physicians need to take great care to conduct thorough clinical examinations and repeated evaluation. 展开更多
关键词 Delayed diagnosis Diagnostic errors Multiple trauma Prevention and control Treatment outcome
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