TTN

TTN
  • 文章类型: Journal Article
    背景:肺液清除率不足在新生儿短暂性呼吸急促(TTN)的发病机制中起关键作用。
    目的:评估左心室舒张功能不全是否导致TTN肺液清除率降低。
    方法:这是一个前瞻性的,观察性研究。在2、24和48h(HoL)进行超声心动图和肺部超声检查以评估双心室功能并计算肺部超声评分(LUS)。左心房应变储存器(LASr)提供左心室舒张功能的替代测量。
    结果:将27例TTN新生儿与27例妊娠无差异的对照组进行了比较(36.1±2vs.36.9±2周)或出生体重(2508±667vs.2718±590g)。两组的双心室收缩功能均正常。LASr在2例(21.0±2.7vs.38.1±4.4;p<0.01),24(25.2±4.5vs.40.6±4.0;p<0.01)和48HoL(36.5±5.8和41.6±5.2;p<0.01),导致一组显著的时间相互作用(p<0.001),在调整LUS和妊娠期糖尿病后。包括LUS的逻辑回归模型,出生体重和妊娠期糖尿病作为协变量,显示2HoL时的LASr是24HoL时呼吸支持的预测因子,调整后的比值比为0.60(CI0.36-0.99)。
    结论:新生儿TTN的LASr降低,提示舒张功能障碍,这可能导致肺液清除延迟。
    BACKGROUND: An inadequate clearance of lung fluid plays a key role in the pathogenesis of transient tachypnea of the newborn (TTN).
    OBJECTIVE: To evaluate if left ventricular diastolic dysfunction contributes to reduced clearance of lung fluid in TTN.
    METHODS: This was a prospective, observational study. Echocardiography and lung ultrasound were performed at 2, 24 and 48 h of life (HoL) to assess biventricular function and calculate lung ultrasound score (LUS). Left atrial strain reservoir (LASr) provided surrogate measurement of left ventricular diastolic function.
    RESULTS: Twenty-seven neonates with TTN were compared with 27 controls with no difference in gestation (36.1 ± 2 vs. 36.9 ± 2 weeks) or birthweight (2508 ± 667 vs. 2718 ± 590 g). Biventricular systolic function was normal in both groups. LASr was significantly lower in cases at 2 (21.0 ± 2.7 vs. 38.1 ± 4.4; p < 0.01), 24 (25.2 ± 4.5 vs. 40.6 ± 4.0; p < 0.01) and 48 HoL (36.5 ± 5.8 and 41.6 ± 5.2; p < 0.01), resulting in a significant group by time interaction (p < 0.001), after adjusting for LUS and gestational diabetes. A logistic regression model including LUS, birth weight and gestational diabetes as covariates, showed that LASr at 2 HoL was a predictor of respiratory support at 24 HoL, with an adjusted odds ratio of 0.60 (CI 0.36-0.99).
    CONCLUSIONS: LASr was reduced in neonates with TTN, suggesting diastolic dysfunction, that may contribute to the delay in lung fluid clearance.
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  • 文章类型: Case Reports
    背景:尽管心理治疗对大多数患者有效,约三分之一的患者在治疗期间没有获益或恶化。技术进步使常规结果监测(ROM)能够整合到治疗中,帮助治疗师早期发现有无应答或不良结局风险的患者。心理治疗可以通过为这些有风险的患者提供个别治疗建议的治疗师来加强。这种综合反馈系统的一个示例是特里尔治疗导航器(TTN)。
    目的:本临床案例研究旨在说明在认知行为疗法(CBT)门诊诊所中实施TTN治疗30岁的患者Daun女士,患有复发性抑郁症的人。基于这个案子,在心理治疗中应用ROM信息的好处,重要的背景因素,并讨论了可能的实施问题。
    结论:我们的结论是鼓励从业者将ROM整合到他们的临床思维和日常实践中。
    BACKGROUND: Although psychotherapy has shown to be effective for most patients, about one-third of patients do not benefit or deteriorate during treatment. Technical progress has allowed the integration of routine outcome monitoring (ROM) into treatment, helping therapists detect patients at risk for a nonresponse or poor outcome early on. Psychological therapy can be enhanced by providing therapists with individual treatment recommendations for these at-risk patients. One example of such a comprehensive feedback system is the Trier Treatment Navigator (TTN).
    OBJECTIVE: This clinical case study aims to illustrate the implementation of the TTN in a cognitive behavioral therapy (CBT) outpatient clinic in the treatment of a 30-year-old patient called Ms. Daun, who has a recurrent depressive disorder. Based on this case, the benefits of applying information from ROM in psychotherapy, important context factors, and possible implementation issues are discussed.
    CONCLUSIONS: We conclude by encouraging practitioners to integrate ROM into their clinical thinking and daily practice.
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  • 文章类型: Journal Article
    心房颤动(房颤)是一种常见的心律失常,是脑卒中的主要危险因素。心力衰竭,过早死亡。房颤的发病机制仍然知之甚少,这导致了目前缺乏高效的治疗方法。为了了解AF的遗传变异和生物学基础,我们对来自挪威的6,337例房颤个体和61,607例无房颤个体进行了全基因组关联研究(GWAS),包括30,679例房颤个体和278,895例无房颤个体的复制。通过全基因组测序的基因分型和密集插补作图,我们在整个基因组中测试了近900万个遗传变异,并确定了七个风险位点,包括两个新颖的基因座。一个新的基因座(前导单核苷酸变体[SNV]rs12614435;p=6.76×10-18)包含内含子和位于I-中的几个高度相关的错义变体,A-,和肌动蛋白的M波段,它是人类中最大的蛋白质,负责心脏和骨骼肌的被动弹性。另一个新的基因座(前导SNVrs56202902;p=1.54×10-11)覆盖了一个大的,以前与心脏传导有关的基因密集的1号染色体区域。途径和功能富集分析表明,许多与AF相关的遗传变异是通过胎儿心脏发育过程中肌细胞分化和组织形成受损的机制起作用的。
    Atrial fibrillation (AF) is a common cardiac arrhythmia and a major risk factor for stroke, heart failure, and premature death. The pathogenesis of AF remains poorly understood, which contributes to the current lack of highly effective treatments. To understand the genetic variation and biology underlying AF, we undertook a genome-wide association study (GWAS) of 6,337 AF individuals and 61,607 AF-free individuals from Norway, including replication in an additional 30,679 AF individuals and 278,895 AF-free individuals. Through genotyping and dense imputation mapping from whole-genome sequencing, we tested almost nine million genetic variants across the genome and identified seven risk loci, including two novel loci. One novel locus (lead single-nucleotide variant [SNV] rs12614435; p = 6.76 × 10-18) comprised intronic and several highly correlated missense variants situated in the I-, A-, and M-bands of titin, which is the largest protein in humans and responsible for the passive elasticity of heart and skeletal muscle. The other novel locus (lead SNV rs56202902; p = 1.54 × 10-11) covered a large, gene-dense chromosome 1 region that has previously been linked to cardiac conduction. Pathway and functional enrichment analyses suggested that many AF-associated genetic variants act through a mechanism of impaired muscle cell differentiation and tissue formation during fetal heart development.
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  • 文章类型: Journal Article
    目的:评估足月择期剖宫产(CS)前37周预防性使用糖皮质激素对降低新生儿呼吸道发病率和新生儿重症监护病房(NICU)入院的影响。
    方法:这项随机试验的重点是接受足月选择性CS的女性。符合研究条件的妇女被分为两组。在妊娠37周时;研究组在24小时间隔接受两次肌内剂量的12mg地塞米松,而对照组给予常规护理,不使用类固醇。结果指标包括不良的新生儿呼吸结局(呼吸窘迫综合征(RDS)和新生儿短暂性呼吸急促(TTN))以及NICU的入院率。
    结果:与对照组相比,治疗组新生儿呼吸窘迫的总发生率为7.9%,低于23%。主要发病率为TTN(研究组为7%,对照组为19.6%)。研究组轻度和中度呼吸窘迫的发生率均显着降低(7%和0.9%,分别)与对照组的17%和5.3%相比。在37-37(+6)周的婴儿中注意到类固醇给药的最显著益处。
    结论:在接受择期CS的妇女中,37周产前给予类固醇似乎有利于降低新生儿呼吸道发病率。
    OBJECTIVE: To assess the effect of prophylactic corticosteroids administration at 37 weeks before term elective cesarean section (CS) in reducing neonatal respiratory morbidity and admission to neonatal intensive care unit (NICU).
    METHODS: This randomized trial was conducted focusing on women subjected to term elective CS. Women who were eligible for the study were divided into two groups. At 37 weeks\' gestation; study group received two intramuscular doses of 12 mg dexamethasone 24 h apart, while the control group given the usual care without steroids. Outcome measures were adverse neonatal respiratory outcomes (respiratory distress syndrome (RDS) and transient tachypnea of the newborn (TTN)) and rates of admission to NICU.
    RESULTS: Neonates in the treatment group had lower overall incidence of respiratory distress morbidity 7.9% versus 23% when compared to the control group. The main morbidity was TTN (7% in study versus 19.6% in control group). There was significantly lower incidence of both mild and moderate degrees of respiratory distress in the study group (7 and 0.9%, respectively) compared to 17 and 5.3% in the control group. The most significant benefit of steroid administration was noted in those babies 37-37(+6) weeks.
    CONCLUSIONS: Antenatal administration of steroids at 37 weeks appears to be beneficial in reducing neonatal respiratory morbidity in women undergoing elective term CS.
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