您现在的位置: 首页> 研究主题> 婴儿,早产,疾病

婴儿,早产,疾病

婴儿,早产,疾病的相关文献在1999年到2021年内共计77篇,主要集中在儿科学、临床医学、妇产科学 等领域,其中期刊论文77篇、专利文献58797篇;相关期刊30种,包括中华护理杂志、中华儿科杂志、中华围产医学杂志等; 婴儿,早产,疾病的相关文献由223位作者贡献,包括叶秀桢、徐兵、王艳丽等。

婴儿,早产,疾病—发文量

期刊论文>

论文:77 占比:0.13%

专利文献>

论文:58797 占比:99.87%

总计:58874篇

婴儿,早产,疾病—发文趋势图

婴儿,早产,疾病

-研究学者

  • 叶秀桢
  • 徐兵
  • 王艳丽
  • 余红蕾
  • 侯东敏
  • 周闯
  • 富建华
  • 张雪峰
  • 李冬娥
  • 杨丽君
  • 期刊论文
  • 专利文献

搜索

排序:

年份

作者

    • 袁二伟; 郭华贤; 许津莉; 赵文慧; 赵美林; 王玲玲
    • 摘要: 背景 小于胎龄儿体格发育较适于胎龄儿差,易合并呼吸窘迫综合征、肺部感染、喂养不耐受、脑瘫、生长发育落后等并发症,其中晚期早产儿小于胎龄儿的呼吸系统疾病发生率显著高于适于胎龄儿,而关于晚期早产儿小于胎龄儿围生期呼吸系统并发症危险因素的相关研究目前相对较少.目的 探讨晚期早产儿小于胎龄儿围生期呼吸系统并发症发生情况及其相关危险因素.方法 选取河北北方学院附属第一医院2015年1月—2017年1月收治的100例晚期早产儿(剔除大于胎龄儿)的临床资料进行回顾分析.根据新生儿出生时体质量分为小于胎龄儿组(n=45)和适于胎龄儿组(n=55),比较两组呼吸系统并发症的发生情况.另根据小于胎龄儿组中是否发生呼吸系统并发症分为疾病亚组(n=28)和非疾病亚组(n=17),对母亲和新生儿可能的相关因素进行单因素分析.采用多因素Logistic回归分析晚期早产儿小于胎龄儿围生期呼吸系统并发症的危险因素.结果 小于胎龄儿组围生期呼吸系统并发症发生率高于适于胎龄儿组(62.2%与41.8%,χ2=4.122,P<0.05).疾病亚组母亲相关因素中妊娠期高血压、多胎妊娠、孕期感染、脐带异常、宫内窘迫、孕晚期发热、胎膜早破、窒息史、胎盘早剥发生率及新生儿相关因素中脓毒症发生率高于非疾病亚组(P<0.05).多因素Logistic回归分析显示,妊娠期高血压、多胎妊娠、孕期感染、脐带异常、宫内窘迫、孕晚期发热、胎膜早破、窒息史、新生儿脓毒症为发生呼吸系统并发症的危险因素(P<0.05).结论 晚期早产儿小于胎龄儿围生期呼吸系统并发症发生率高于适于胎龄儿,妊娠期高血压、多胎妊娠、孕期感染、脐带异常、宫内窘迫、孕晚期发热、胎膜早破、窒息史、新生儿脓毒症是引起晚期早产儿小于胎龄儿围生期呼吸系统并发症的高危因素.
    • 田强; 崔曙东
    • 摘要: 目的 探讨晚期早产儿甲状腺功能的动态变化,以及甲状腺功能减退症(简称甲减)和延迟性促甲状腺激素(thyroid stimulating hormone,TSH)升高的影响因素.方法 回顾性纳入2017年1月至2019年12月在南京医科大学第一附属医院住院并进行甲状腺功能监测的晚期早产儿782例.新生儿生后4~7 d进行第1次甲状腺功能检测,生后2~4周或第1次检测异常2周后进行第2次甲状腺功能检测,仍有异常者,定期复查,直至甲状腺功能正常或诊断甲减并开始治疗.分析不同类型甲状腺功能异常患儿的甲状腺激素变化特点.将患儿分为甲减组(11例)和非甲减组(771例),比较组间围产期特点的差异,并探讨甲减的危险因素;再将患儿分为延迟性TSH升高组(71例)与甲状腺功能始终正常组(450例),比较组间围产期特点的差异,探讨延迟性TSH升高的危险因素.采用两独立样本t检验、x2x检验进行组间比较,危险因素分析采用多因素logistic回归分析.结果 (1)甲状腺功能变化特点:782例晚期早产儿中,5例患儿第 1次检测诊断低甲状腺素血症,第2次检测恢复正常.249例患儿(31.8%)出现高TSH血症,其中4例在后续检测中诊断甲减.71例患儿(9.1%)出现延迟性TSH升高,但后续检测均恢复正常.11例患儿(1.4%)诊断甲减并给予甲状腺素替代治疗,其中7例于第1次检测时诊断,3例于第2次检测时诊断,而l例患儿于第3次检测才诊断.(2)甲减的危险因素:与非甲减组相比,甲减组患儿出生体重更低[(2 140.9±455.1)与(2 464.1±474.0)g,t=-2.247,P=0.025],多因素 logistic 回归分析显示,出生体重每降低1 g,甲减风险升高0.002倍(OR=1.002,95%CI:1.000~1.004,P=0.045).(3)延迟性TSH升高的危险因素:与甲状腺功能始终正常组相比,延迟性TSH升高组患儿出生体重更低[(2 395.4±420.9)与(2 523.6±462.3)g,t=-2.200,P=0.028],而小于胎龄儿和双胎儿比例更高[15.5%(11/71)与7.1%(32/450),x2=5.690,P=0.017;29.6%(21/71)与 18.7%(84/450),x2=4.537,P=0.033].多因素 logistic 回归分析显示小于胎龄儿(OR=4.366,95%CI:1.649~11.564,P=0.003)和双胎儿(OR=1.943,95%CI:1.048~3.600,P=0.035)是引起延迟性TSH升高的独立危险因素.结论 晚期早产儿甲状腺功能异常形式多样,发生率高.出生体重低的晚期早产儿更易于发生甲减,小于胎龄儿及双胎晚期早产儿更容易发生延迟性TSH升高,需要格外注意监测及复查.
    • 苏建飞; 白雪梅
    • 摘要: 目的 探讨早产儿脑损伤的危险因素.方法 选取2016年9月—2019年1月出生且生后就诊于大连医科大学附属第二医院新生儿重症监护病房的204例胎龄≥196 d的早产儿.将早产儿分为脑损伤组和非脑损伤组.比较两组早产儿的基本资料、胎儿期因素、新生儿期因素,比较两组产妇的产科资料.结果 脑损伤组胎龄、出生体重较非脑损伤组低(P18 h、脐带异常、多胎妊娠比较,差异有统计学意义(P<0.05).两组有无新生儿窒息、新生儿弥散性血管内凝血(DIC)、新生儿生后感染、肺源性呼吸衰竭、机械通气及需要输血比较,差异有统计学意义(P<0.05).脑损伤组血红蛋白、红细胞压积较非脑损伤组高,游离甲状腺素较非脑损伤组低(P<0.05).多因素回归分析显示,胎龄<34周[(O^R)=2.561(95%CI:1.025,6.402),P<0.05]、血红蛋白浓度偏高[(O^R)=1.078(95%CI:1.040,1.118),P<0.05]、新生儿生后感染[(O^R)=4.047(95%CI:1.293,12.836),P<0.05]、新生儿窒息[(O^R)=8.385(95%CI:1.282,54.825),P<0.05]、DIC[(O^R)=22.005(95%CI:2.220,218.163),P<0.05]、妊娠期糖尿病[(O^R)=3.102(95%CI:1.274,7.553),P<0.05]、妊娠期感染[(O^R)=4.401(95%CI:1.133,17.102),P<0.05]、机械通气[(O^R)=6.979(95%CI:1.425,34.173),P<0.05]是早产儿脑损伤的危险因素.结论 引起早产儿脑损伤的危险因素繁多.新生儿胎龄<34周、血红蛋白浓度偏高、感染、窒息、DIC、机械通气、妊娠期糖尿病、妊娠期感染是早产儿脑损伤的独立危险因素.其中,DIC对早产儿脑损伤影响最大.
    • 钟丽梅; 钟俊炎; 杨海媚; 黄智锋
    • 摘要: 目的 分析促红细胞生成素结合蛋白琥珀酸铁用于高危早产儿贫血防治的临床效果.方法 选取2014年10月至2017年10月在深圳市妇幼保健院进行治疗的高危贫血早产儿300例,采用随机数字表法将病儿分为观察组(150例)、对照组(150例).对照组病儿采用促红细胞生成素进行治疗,观察组病儿采用促红细胞生成素结合蛋白琥珀酸铁进行治疗.观察两组病儿实验室指标(铁、铁蛋白、血红蛋白、红细胞计数),体质量,输血情况(输血率、输血次数),不良反应情况,并进行比较.结果 观察组治疗后铁[(25.28±10.25)mmol/L比(15.53±8.49)mmol/L]、铁蛋白[(78.59±17.94)μg/L比(16.38±7.69)μg/L]、血红蛋白[(127.05±22.17)g/L vs(111.07±16.95)g/L]、红细胞计数水平[(4.28±0.23)×1012/L比(3.39±0.18)×1012/L]显著高于对照组(P<0.05),观察组治疗后体质量[(2496.05±178.17)g比(2270.52±174.04)g]显著高于对照组(P<0.05),观察组病儿输血率(6.67%vs 26.00%)低于对照组(P<0.05),输血次数[(1.33±0.24)次比(2.40±0.14)次]低于对照组(P<0.05).结论 促红细胞生成素结合蛋白琥珀酸铁在治疗高危早产儿贫血的过程中,疗效更确切,可明显改善病儿低铁状态,提高机体造血能力,增加病儿体质量,减少贫血风险,且安全性较好,该方法有助于病儿临床恢复,具有较高的临床价值,值得应用推广.
    • 王俊平; 王艳丽; 郑璇儿; 林颖仪; 叶秀桢
    • 摘要: 目的 总结先天性结核病的临床特点、诊断和治疗经验. 方法 回顾性分析广东省妇幼保健院2010年1月至2020年1月收治的4例先天性结核病患儿的临床资料,并收集在万方数据库、中国知网和PubMed检索到的自1994年1月至2019年12月发表的来自国内医疗机构的先天性结核病患儿的临床资料.采用描述性统计分析. 结果 本研究4例患儿均为早产儿,发病年龄为生后14~30 d,发病至诊断时间1~34 d,均经过抗结核治疗,1例治愈,1例好转,2例死亡.本研究(4例)及文献报道(52例)共56例患儿的中位发病年龄为14.5 d(7.0~20.7 d);发病至诊断的中位时间为10.5 d(7.5~22.0 d);54例母亲中(双胎妊娠2例),围产期有结核病史48例(88.9%),其中产前确诊16例;患儿主要临床表现:发热82.1%(46/56)、呼吸窘迫69.6%(39/56)、嗜睡和/或易激惹57.1%(32/56)、发绀53.6%(30/56)、喂养困难53.6%(30/56)、肝脏肿大48.2%(27/56)、脾脏肿大41.1%(23/56).实验室检查及影像学检查:痰液或胃液中抗酸杆菌涂片、培养及聚合酶链反应检测结核分枝杆菌DNA阳性率最高33.3%,结核分枝杆菌感染T淋巴细胞斑点试验阳性率达7/12;胸部X射线:粟粒性结节占37.0%(20/54),广泛结节-斑片影占25.9%(14/54).肝脾超声检查:肝肿大和/或脾肿大占52.4%(11/21),肝脏和脾脏内多发低密度结节病灶占47.6%(10/21).误诊率达28.6%(16/56).总体病死率为51.8%(29/56),经抗结核治疗后病死率为28.9%(11/38),未经过抗结核治疗者病死率为18/18. 结论 先天性结核病的临床表现无特异性,实验室检测阳性率低,误诊率、病死率高.需要对可疑先天性结核病婴儿的母亲进行全面评估.及时诊断和有效的抗结核治疗对于改善预后至关重要.
    • 谢淋旭; 宁刚
    • 摘要: 呼吸系统疾病已成为导致我国早产儿死亡的主要原因之一.由于产前糖皮质激素促胎肺成熟治疗、肺表面活性物质(PS)及各种类型呼吸支持技术等的应用,临床诊治该类疾病的策略日趋成熟,对于早产儿呼吸系统常见疾病的诊治,大多具备各自的指南和临床路径.目前临床对于该领域的研究热点,多集中于早产儿肺及其疾病的基因研究、早期干预方式的选择和精准化诊治等方面.笔者拟就早产儿肺及早产儿肺疾病的病理生理基础、影像学表现及其转归的最新研究进展进行阐述,以探讨影像学检查在早产儿肺及其肺疾病中的临床应用价值,辅助临床实现对早产儿肺疾病的精准化诊治.
    • 王华; 侯东敏; 陈永萍
    • 摘要: Objective To evaluate the effects of gestational diabetes mellitus (GDM) and its treatment during pregnancy on neonatal respiratory diseases in late-preterm infants.Method From January 2013 to December 2016,respiratory outcome of singleton infants (gestational age:34-36 weeks) of GDM mothers(GDM group) was compared with infants delivered from mothers without GDM(non-GDM group).We also studied the relationship between maternal GDM treatment (insulin-treated GDM and diet-controlled GDM) and neonatal respiratory outcome,including incidences of respiratory diseases,mechical ventilation and oxygen supplementation.Result A total of 2 174 late-preterm infants were enrolled in this study,including 425 in GDM group and 1 749 non-GDM group.The average birth weight was (2 688 ± 423) g,ranging from 1 320 g to 4 275 g,and mean gestational age was (35.5 ± 0.7) weeks.Comparing with nonGDM group,the incidence of cesarean delivery was significantly higher in GDM group (35.5% vs.30.5%,P <0.05),so was the incidence of antenatal corticosteroids (19.1% vs.13.0%,P <0.01).GDM group was more likely to develop wet lung comparing with non-GDM group (8.0% vs.5.4%,P < 0.05).A similar incidence of neonatal respiratory distress syndrome (RDS),apnea,pneumonia,pneumothorax and pulmonary hypertension were found in the two groups (P >0.05).In the GDM group,a total of 91 infants were born to mothers with insulin-treated GDM and 334 diet-controlled GDM.Comparing with the diet controlled group,insulin treatment group was associated with higher risk of neonatal RDS (6.6% vs.1.8%,P < 0.05) and higher incidence of mechanical ventilation (13.2% vs.6.0%,P < 0.05).A similar incidences of wet lung,apnea,pneumonia,pneumothorax and pulmonary hypertension were found in the two groups (P > 0.05).Conclusion The late-preterm infants born to GDM mothers with insulin treatment have higher incidences of neonatal RDS and mechanical ventilation,and they need much more care.%目的 探讨妊娠期糖尿病(gestational diabetes mellitus,GDM)对晚期早产儿呼吸系统疾病的影响.方法 回顾性选取2013年1月至2016年12月我院产科出生的单胎、活产晚期早产儿.根据其母孕期是否诊断GDM分为GDM组和非GDM组,再将GDM组早产儿母亲孕期是否需用胰岛素治疗分为胰岛素组和饮食控制组.应用x2检验、t检验比较各组早产儿呼吸系统疾病发生率、机械通气比例及氧疗情况.结果 研究期间共纳入早产儿2 174例,其中男1 111例,女1 063例;胎龄(35.5±0.7)周;出生体重(2 688±423)g;顺产1 489例,剖宫产685例.GDM组425例,非GDM组1 749例.GDM组剖宫产和孕母产前使用糖皮质激素比例均高于非GDM组(35.5%比30.5%,19.1%比13.0%),差异有统计学意义(P<0.05).GDM组早产儿湿肺发生率高于非GDM组(8.0%比5.4%),差异有统计学意义(P<0.05);两组呼吸窘迫综合征(respiratory distress syndrome,RDS)、呼吸暂停、肺炎、气胸及肺动脉高压发生率差异无统计学意义(P>0.05).GDM组母亲孕期应用胰岛素治疗91例,饮食控制334例.胰岛素组RDS发生率和呼吸系统疾病患儿中机械通气比例明显高于饮食控制组(6.6%比1.8%,13.2%比6.0%),差异有统计学意义(P<0.05);两组湿肺、呼吸暂停、肺炎、气胸及肺动脉高压发生率差异无统计学意义(P>0.05).结论 孕期需用胰岛素控制血糖的GDM母亲所分娩的晚期早产儿RDS发生率和机械通气比例增高,应加强重视.
    • 林丽; 方明楚; 姜槐; 朱敏丽; 陈尚勤; 林振浪
    • 摘要: Objective To investigate the predictive factors of mortality in extremely preterm infants.Methods The retrospective case-control study was accomplished in the Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University.A total of 268 extremely preterm infants seen from January 1,1999 to December 31,2015 were divided into survival group (192 cases) and death group (76 cases).The potential predictive factors of mortality were identified by univariate analysis,and then analyzed by multivariate unconditional Logistic regression analysis.The mortality and predictive factors were also compared between two time periods,which were January 1,1999 to December 31,2007 (65 cases) and January 1,2008 to December 31,2015 (203 cases).Results The median gestational age (GA) of extremely preterm infants was 27 weeks (23+3-27+6 weeks).The mortality was higher in infants with GA of 25-<26 weeks (OR=2.659,95% CI:1.211-5.840) and<25 weeks (OR=10.029,95% CI:3.266-30.792)compared to that in infants with GA> 26 weeks.From January 1,2008 to December 31,2015,the number of extremely preterm infants was increased significantly compared to the previous 9 years,while the mortality decreased significantly (OR=0.490,95% CI:0.272-0.884).Multivariate unconditional Logistic regression analysis showed that GA below 25 weeks (OR=6.033,95% CI:1.393-26.133),lower birth weight (OR=0.997,95% CI:0.995-1.000),stage Ⅲ necrotizing enterocolitis (NEC) (OR=15.907,95% CI:3.613-70.033),grade Ⅰ and Ⅱ intraventricular hemorrhage (IVH) (OR=0.260,95% CI:0.117-0.575) and dependence on invasive mechanical ventilation (OR=3.630,95% CI:1.111-11.867) were predictive factors of mortality in extremely preterm infants.Conclusions GA below 25 weeks,lower birth weight,stage Ⅲ NEC and dependence on invasive mechanical ventilation are risk factors of mortality in extremely preterm infants.But grade Ⅰ and Ⅱ IVH is protective factor.%目的 分析超早产儿死亡预后影响因素.方法 回顾性分析温州医科大学附属第二医院育英儿童医院新生儿科1999年1月1日至2015年12月31日收治的268例超早产儿,按预后分为存活组(192例)和死亡组(76例).采用病例对照研究方法,对存活组和死亡组通过单因素筛选,再通过多因素非条件逐步Logistic回归分析超早产儿预后影响因素.同时比较1999年1月1日至2007年12月31日(65例)和2008年1月1日至2015年12月31日(203例)2个时间段出生的超早产儿的存活情况及单因素分析其死亡预后影响因素.结果 268例超早产儿中位胎龄27周(23周3 d~27周6d).随胎龄减小死亡风险呈上升趋势,胎龄25~<26周(OR=2.659,95%CI:1.211~ 5.840),胎龄<25周(OR=10.029,95%CI:3.266 ~ 30.792).2008年1月1日至2015年12月31日超早产儿收住患儿数较1999年1月1日至2007年12月31日明显增加,且死亡风险较前9年明显下降(OR=0.490,95%CI:0.272~ 0.884).经多因素非条件逐步Logistic回归分析结果显示超早产儿死亡预后影响因素是出生胎龄<25周(OR=6.033,95%CI:1.393~ 26.133)、出生体重(OR=0.997,95%CI:0.995~1.000)、Ⅲ期坏死性小肠结肠炎(OR=15.907,95% CI:3.613~ 70.033)、Ⅰ~Ⅱ级脑室内出血(OR=0.260,95% CI:0.117~ 0.575)、需有创机械通气者(OR=3.630,95%CI:1.111~ 11.867).结论 超早产儿死亡预后影响因素中危险因素为出生胎龄<25周、出生体重(出生体重越小死亡风险越高)、Ⅲ期坏死性小肠结肠炎、需有创机械通气者;保护因素为Ⅰ~Ⅱ级脑室内出血.
    • 荆春平; 朱丽华; 袁奇超; 李慧娟; 蒋犁
    • 摘要: Objective To explore the mechanisms of vascular endothelial growth factor receptor 2 (VEGFR2) expression regulated by recombinant human erythropoietin (rh-EPO) in a premature rat model of periventricular white matter damage.Methods Sprague-Dawley rats aged three days were randomly divided into five groups:sham group without hypoxia-ischemia (HI),HI group (HI with saline administration),HI+erythropoietin (EPO) group,HI+erythropoietin receptor (EPOR) antagonist group and HI+EPO+EPOR antagonist group.Rat pups were either subjected to permanent ligation of the right common carotid artery and 6% O2+94% N2 for two hours (HI) or sham operated and exposed to normal air (sham).After the operation,rats in the HI+EPOR antagonist and HI+EPO+EPOR antagonist groups received a single intraventricular injection of EPOR antagonist (5 μ l).Four hours after the operation,rats in the HI+EPO and HI+EPO+EPOR antagonist groups received a single intraperitoneal injection of rh-EPO (5 U/g).Western-blot was performed to detect EPOR,phosphorylated EPOR (p-EPOR),extracellular regulated protein kinases (ERK) and phosphorylated ERK (p-ERK) at 60 and 90 minutes after the models were established successfully,and also used to analyze the expression of VECFR2 on day 2 and 4.Analysis of variance and SNK test were used as statistical methods.Results At 60 and 90 minutes after model establishment,the expression of EPOR protein in rat brain tissues was increased in HI (1.717±0.206 and 1.416±0.242),HI+EPO (2.557±0.222 and 2.111±0.159) and HI+EPO+EPOR antagonist (1.547±0.170 and 1.452±0.250) groups as compared with that in sham group (1.095±0.182 and 0.751 ±0.136),that in HI+EPO group was higher than that in HI and HI+EPO+EPOR antagonist groups,and that in HI+EPOR antagonist group (1.088±0.160 and 1.020±0.174) was lower than that in HI group.All differences were statistically significant (F=30.154 and 20.265,both P<0.05).The expressions of p-EPOR,p-ERK and VEGFR2 in the five groups were consistent with the expression of EPOR,and the differences were also statistically significant (all P<0.05).In addition,the expression of VEGFR2 in HI+EPO+EPOR antagonist group was lower than that in HI group on day 4 (1.053 ± 0.118 vs 1.439± 0.074,F=54.248,P<0.05).No statistically significant difference in ERK expression was found among all groups at 60 or 90 minutes after modeling (F=1.117 and 0.734,both P>0.05).Conclusions ERK signaling pathways will be affected by EPO binding to EPOR.As a result,VEGFR2 expression was increased leading to enhanced angiogenesis in a premature rat model of periventricular white matter damage.%目的 探讨在早产儿脑白质损伤模型鼠脑血管生成中,重组人促红细胞生成素(recombinant human erythropoietin,rh-EPO)调控血管内皮生长因子受体2(vascular endothelial growth factor receptor 2,VEGFR2)表达的可能机制. 方法 选取3日龄Sprague-Dawley仔鼠,采用随机数余数分组法分为假手术组、缺血缺氧组、缺血缺氧+促红细胞生成素(erythropoietin,EPO)组、缺血缺氧+EPO受体(erythropoietin receptor,EPOR)拮抗剂组、缺血缺氧+EPO+EPOR拮抗剂组.假手术组仔鼠仅游离右侧颈总动脉.缺血缺氧组仔鼠结扎右侧颈总动脉,并吸入氮氧混合气体2h.缺血缺氧+EPO组、缺血缺氧+EPO+EPOR拮抗剂组结扎后4h腹腔内给予rh-EPO 5 U/g.缺血缺氧+EPOR拮抗剂组、缺血缺氧+EPO+EPOR拮抗剂组,结扎后脑室内给予EPOR拮抗剂5μl,其余组均给予等量生理盐水.采用蛋白质印迹技术检测分组处理完成后60和90 min脑组织中EPOR和磷酸化EPOR(phosphorylated-EPOR,p-EPOR)、总细胞外信号调节激酶(extracellular regulated protein kinases,ERK)和磷酸化ERK(phosphorylated-ERK,p-ERK)及分组处理完成后2、4d脑组织中的VEGFR2表达情况.多组间数据比较采用单因素方差分析,组间两两比较采用SNK检验. 结果 分组处理完成后60和90 min,仔鼠脑组织EPOR蛋白表达在假手术组呈较低水平(分别为1.095±0.182和0.751±0.136);在缺血缺氧组(1.717±0.206和1.416±0.242)、缺血缺氧+EPO组(2.557±0.222和2.111±0.159)和缺血缺氧+EPO+EPOR拮抗剂组(1.547±0.170和1.452±0.250)表达增加,高于假手术组;在缺血缺氧+EPO组高于缺血缺氧组和缺血缺氧+EPO+EPOR拈抗剂组;在缺血缺氧+EPOR拮抗剂组(1.088±0.160和1.020±0.174)低于缺血缺氧组;差异均有统计学意义(F值分别为30.154和20.265,P值均<0.05).p-EPOR和p-ERK,以及分组处理完成后2和4 d VEGFR2在各组的表达差异与EPOR一致,差异均有统计学意义(P值均<0.05);此外,分组处理完成后4d,VEGFR2表达在缺血缺氧+EPO+EPOR拮抗剂组低于缺血缺氧组(1.053±0.118与1.439±0.074,F=54.248,P<0.05).分组处理完成后60和90 min,各组仔鼠脑组织ERK表达差异均无统计学意义(F值分别为1.117和0.734,p值均>0.05). 结论 在早产儿脑白质损伤模型鼠,EPO与EPOR作用后影响下游ERK信号通路,增加脑组织VEGFR2的表达.
    • 申新田; 周平; 梁小琴; 陈瑜; 钟明; 范晓梅; 郭惠娟
    • 摘要: 1例胎龄28 +2周早产男婴出生后2 h被诊断为新生儿肺透明膜病4期,给予经鼻持续气道正压通气辅助呼吸,气管内滴入猪肺磷脂注射液,静脉滴注头孢他啶和青霉素抗感染,并给予咖啡因兴奋呼吸.用药第4天,患儿心率达160~170次/min,怀疑咖啡因所致,停用该药后心率恢复正常;第16天病情明显好转,改为无创正压通气辅助呼吸,再次给予咖啡因兴奋呼吸中枢;第24天因出现胆汁反流加用西咪替丁;第28天因痰液检查示解脲支原体DNA阳性静脉注射红霉素抗感染;第29天停用西咪替丁.自第25天开始患儿收缩压连续9 d高于83 mmHg(1 mmHg=0.133 kPa),第34天血压骤升至106/75 mmHg,考虑咖啡因致严重高血压,停用该药,患儿血压恢复正常.第46天患儿病情明显好转,呼吸支持过渡至高流量吸氧,停用红霉素,第3次加用咖啡因改善呼吸,之后患儿未再出现高血压.应用Karch-Lasagna方法进行药物与不良反应因果关系评价,提示高血压的发生与咖啡因联用西咪替丁或红霉素很可能相关.%A male preterm infant,who was born at 28 weeks+2 of gestational age and diagnosed as preterm hyaline membrane disease (PHMD)2 hours after birth,was given nasal continuous positive airway pressure (nCAPA)therapy,intratracheal instillation of poractant alfa injection,intravenous infusion of ceftazidime and penicillin for infection,and caffeine for stimulating respiration. On day 4 of treatment,the infant′s heart rate reached 160-170 beats/min. It was suspected that caffeine induced tachycardia,and the heart rate restored when caffeine was withdrawn. On day 16,the infant′s condition was improved significantly,nCAPA was changed to noninvasive positive pressure ventilation and caffeine was given again to stimulate respiration. On day 24,cimetidine was given due to bile reflux. On day 28,intravenous infusion of erythromycin was given because of positive Ureaplasma urealyticum DNA in sputum. On day 29,cimetidine was stopped. Since day 25 after treatment,the systolic pressure was higher than 83 mmHg for 9 continuous days and elevated to 106/75 mmHg on day 34. The severe hypertension was considered to be caused by caffeine. When caffeine was stopped,the blood pressure returned to normal. On day 46,the infant′s symptoms were improved significantly,high flow oxygen was given,erythromycin was stopped,and caffeine was added for the third time. Hypertension did not recur. The relationship between the hypertension and drugs was evaluated by Karch-Lasagna method,indicating that the hypertension was probably related to combined use of caffeine and cimetidine or erythromycin.
  • 查看更多

客服邮箱:kefu@zhangqiaokeyan.com

京公网安备:11010802029741号 ICP备案号:京ICP备15016152号-6 六维联合信息科技 (北京) 有限公司©版权所有
  • 客服微信

  • 服务号