fetal death in utero

子宫内胎儿死亡
  • 文章类型: English Abstract
    目的:确定降低妊娠肝内胆汁淤积症(ICP)相关新生儿和产妇发病率的策略。
    方法:按照GRADE方法评估文献的证据质量,并以PICO格式(患者,干预,比较,结果)和结果先验定义,并根据其重要性进行分类。在PubMed上进行了广泛的书目搜索,科克伦,EMBASE和谷歌学者数据库。评估了证据的质量(高,中度,低,非常低)和(i)强或(ii)弱建议或(iii)没有提出建议。与外部审稿人(Delphi调查)在两轮中对建议进行了审查,以选择共识建议。
    结果:在14个问题中(来自PICO格式之外的12个PICO问题和一个定义问题),工作组和外部审稿人就14人(100%)达成协议。文献的证据水平不足以就两个问题提出建议。ICP的定义为暗示性瘙痒的发生(掌足底,排除鉴别诊断后,夜间)与总胆汁酸水平>10μmol/L或丙氨酸转氨酶水平高于2N相关。在没有鉴别诊断的暗示症状的情况下,建议不要进行额外的生物或超声检查。在有CIP的女性中,建议使用熊去氧胆酸来减轻母体瘙痒的强度(强烈推荐。证据质量适中)并降低总胆汁酸和丙氨酸转氨酶的水平。(强烈推荐。证据质量适中)。S-腺苷蛋氨酸,地塞米松,瓜尔胶或活性炭不应用于减少母体瘙痒的强度(强烈推荐。证据质量低),并且没有足够的数据推荐使用抗组胺药(无推荐。证据质量低)。利福平(弱推荐。证据质量很低)或血浆置换(强烈推荐。证据质量很低)不应用于减少产妇瘙痒和围产期发病率。血清胆汁酸监测建议降低围产期发病率和死亡率(死胎,早产)(低推荐。证据质量低)。证据水平不足以确定胎儿心率或胎儿超声监测是否有助于降低围产期发病率(无推荐)。建议从妊娠36周起胆汁酸水平高于99μmol/L时出生,以降低围产期发病率,特别是死产。当胆汁酸水平高于99μmol/L时,低于100μmol/L时,应告知女性引产可考虑妊娠37周和39周,以降低围产期发病率.(强烈推荐。证据质量低)。在产后,总胆汁酸和丙氨酸转氨酶水平应在处方雌激素-孕激素避孕之前检查并正常化,理想情况下使用低雌激素剂量(瘙痒和细胞溶解复发的风险)(低推荐。证据质量非常低)。
    结论:尽管关于ICP妊娠期胆汁淤积的证据质量仍然很低,法国有强烈的共识,正如我们的德尔福研究所示,关于如何用ICP管理女性。参考一线治疗是熊去氧胆酸。
    OBJECTIVE: To identify strategies for reducing neonatal and maternal morbidity associated with intrahepatic cholestasis pregnancy (ICP).
    METHODS: The quality of evidence of the literature was assessed following the GRADE methodology with questions formulated in the PICO format (Patients, Intervention, Comparison, Outcome) and outcomes defined a priori and classified according to their importance. An extensive bibliographic search was performed on PubMed, Cochrane, EMBASE and Google Scholar databases. The quality of the evidence was assessed (high, moderate, low, very low) and a (i) strong or (ii) weak recommendations or (iii) no recommendation were formulated. The recommendations were reviewed in two rounds with external reviewers (Delphi survey) to select the consensus recommendations.
    RESULTS: Of the 14 questions (from 12 PICO questions and one definition question outside the PICO format), there was agreement between the working group and the external reviewers on 14 (100%). The level of evidence of the literature was insufficient to provide a recommendation on two questions. ICP is defined by the occurrence of suggestive pruritus (palmoplantar, nocturnal) associated with a total bile acid level>10μmol/L or an alanine transaminase level above 2N after ruling out differential diagnoses. In the absence of suggestive symptoms of a differential diagnosis, it is recommended not to carry out additional biological or ultrasound tests. In women with CIP, ursodeoxycholic acid is recommended to reduce the intensity of maternal pruritus (Strong recommendation. Quality of the evidence moderate) and to decrease the level of total bile acids and alanine transaminases. (Strong recommendation. Quality of the evidence moderate). S-adenosyl-methionine, dexamethasone, guar gum or activated charcoal should not be used to reduce the intensity of maternal pruritus (Strong recommendation. Quality of evidence low), and there is insufficient data to recommend the use of antihistamines (No recommendation. Quality of evidence low). Rifampicin (Weak recommendation. Very low quality of evidence) or plasma exchange (Strong recommendation. Very low quality of evidence) should not be used to reduce maternal pruritus and perinatal morbidity. Serum monitoring of bile acids is recommended to reduce perinatal morbidity and mortality (stillbirth, prematurity) (Low recommendation. Quality of the evidence low). The level of evidence is insufficient to determine whether fetal heart rate or fetal ultrasound monitoring are useful to reduce perinatal morbidity (No recommendation). Birth is recommended when bile acid level is above 99μmol/L from 36 weeks gestation to reduce perinatal morbidity, in particular stillbirth. When bile acid level is above 99μmol/L is below 100μmol/L, women should be informed that induction of labor could be considered 37 and 39 weeks gestation to reduce perinatal morbidity. (Strong recommendation. Quality of evidence low). In postpartum, total bile acids and alanine transaminases level should be checked and normalized before prescribing estrogen-progestin contraception, ideally with a low estrogen dose (risk of recurrence of pruritus and cytolysis) (Low recommendation. Quality of evidence very low).
    CONCLUSIONS: Although the quality of evidence regarding ICP gestational cholestasis remains low, there is a strong consensus in France, as shown by our Delphi study, on how to manage women with ICP. The reference first-line treatment is ursodeoxycholic acid.
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  • 文章类型: Meta-Analysis
    目的:评估hCG与不良妊娠结局之间的关系。
    方法:Medline,Embase,2021年11月,使用医学主题词(MeSH)和相关关键词搜索了PubMed和Cochrane。
    方法:发表了对妊娠8-28周的孕妇进行血清hCG检测的全文研究,以调查胎儿结局(子宫内胎儿死亡,小于胎龄,早产)或母体因素(妊娠期高血压:先兆子痫,妊娠高血压,胎盘早剥,HELLP综合征,妊娠期糖尿病)。
    方法:使用RedCap软件提取研究。纽卡斯尔渥太华量表用于评估偏倚风险。最终的荟萃分析进行了进一步的质量评估,使用建议的分级,评估,发展,和评价(等级)方法。
    结果:185项研究纳入最终审查,包括子宫内胎儿死亡的结局(45),小于胎龄(79),早产(61),妊娠期高血压(107),妊娠糖尿病(29),胎盘早剥(16),和溶血,肝酶升高和低血小板综合征(HELLP)(2)。根据hCG的分类测量和连续测量的hCG分别分析数据。符合条件的研究进行了荟萃分析,以生成结果组之间的汇总OR(分类hCG水平)或中位数差异(hCG连续量表)。孕早期低hCG水平与先兆子痫和子宫内胎儿死亡有关,而高hCG水平与先兆子痫有关。妊娠中期高hCG水平与子宫内胎儿死亡和先兆子痫有关。
    结论:hCG水平与胎盘介导的不良妊娠结局相关。妊娠前三个月的高和低hCG水平都可以是不良结局的早期预警信号。需要进一步分析hCG亚型和妊娠结局,以参考特定的临界值来确定这些发现的诊断效用。
    This study aimed to evaluate the association between human chorionic gonadotropin and adverse pregnancy outcomes.
    Medline, Embase, PubMed, and Cochrane were searched in November 2021 using Medical Subject Headings (MeSH) and relevant key words.
    This analysis included published full-text studies of pregnant women with serum human chorionic gonadotropin testing between 8 and 28 weeks of gestation, investigating fetal outcomes (fetal death in utero, small for gestational age, preterm birth) or maternal factors (hypertension in pregnancy: preeclampsia, pregnancy-induced hypertension, placental abruption, HELLP syndrome, gestational diabetes mellitus).
    Studies were extracted using REDCap software. The Newcastle-Ottawa scale was used to assess for risk of bias. Final meta-analyses underwent further quality assessment using the GRADE (Grading of Recommendations Assessment, Development, and Evaluation) method.
    A total of 185 studies were included in the final review, including the outcomes of fetal death in utero (45), small for gestational age (79), preterm delivery (62), hypertension in pregnancy (107), gestational diabetes mellitus (29), placental abruption (17), and HELLP syndrome (2). Data were analyzed separately on the basis of categorical measurement of human chorionic gonadotropin and human chorionic gonadotropin measured on a continuous scale. Eligible studies underwent meta-analysis to generate a pooled odds ratio (categorical human chorionic gonadotropin level) or difference in medians (human chorionic gonadotropin continuous scale) between outcome groups. First-trimester low human chorionic gonadotropin levels were associated with preeclampsia and fetal death in utero, whereas high human chorionic gonadotropin levels were associated with preeclampsia. Second-trimester high human chorionic gonadotropin levels were associated with fetal death in utero and preeclampsia.
    Human chorionic gonadotropin levels are associated with placenta-mediated adverse pregnancy outcomes. Both high and low human chorionic gonadotropin levels in the first trimester of pregnancy can be early warning signs of adverse outcomes. Further analysis of human chorionic gonadotropin subtypes and pregnancy outcomes is required to determine the diagnostic utility of these findings in reference to specific cutoff values.
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  • 文章类型: Journal Article
    考虑到产前丧亲的痛苦是相对较新的。如果与其他亲密人士相比,哀悼的详细阶段相同,然而,它有一些特殊性。胎儿的状态是单一的,母亲身体不可分割的一部分,但没有合法的存在。哀悼发生的心理背景以深刻的心理转变为标志。最后,必须考虑对父母自恋的影响。
    Taking into account the pain of antenatal bereavement is relatively recent. If the stages of elaboration of this mourning are identical compared to those of other close persons, nevertheless it has some particularities. The status of the fetus is singular, an integral part of the mother\'s body, but without legal existence. The psychological context in which the mourning takes place is marked by a profound psychic transformation. Finally, the impact on parental narcissism must be taken into account.
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  • 文章类型: Case Reports
    Bleeding during pregnancy may not be due to obstetric causes. Pregnancy is a predisposing factor for some disorders due to physiological changes. These obstetric bleedings are rare but are responsible for high materno-fetal mortality. Prognosis depends on the speed of diagnosis as well as on multidisciplinary management. Splenic artery aneurysm (SAA) rupture during pregnancy is rare with a dreadful prognosis. Common clinical signs including abdominal pain associated with hypotension and anemia are very misleading for the obstetrician who usually suspects retroplacental hematoma or uterine rupture. We report the case of a pregnant patient requiring emergency laparotomy due to the detection of splenic artery aneurysm rupture on imaging test.
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  • 文章类型: Case Reports
    Pregnant women are significantly more likely to have an asymptomatic acute infection with C. burnetii which, untreated, has been associated with poor obstetric outcomes including miscarriage, stillbirth, intrauterine growth restriction, and premature delivery. As such, Q fever is a potentially under-recognised and treatable cause of adverse pregnancy outcomes in rural Northern New South Wales, with testing of Q fever Polymerase Chain Reaction (PCR)-whether on maternal sera or placental tissue-not currently recommended by the Perinatal Society of Australia and New Zealand for Stillbirth.
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  • 文章类型: Comparative Study
    OBJECTIVE: To investigate the efficacy of mifepristone for induction of labour in pregnancies at 20-41 weeks\' gestation, by comparing the outcomes of length of labour and duration of admission in women with and without mifepristone pretreatment.
    METHODS: In this retrospective cohort study, all women who underwent a medical termination of a singleton pregnancy between 20 and 41 weeks gestation for either a fetal abnormality or fetal death in utero between 1 January, 2009 and 1 January, 2014 were identified. Women who went into spontaneous labour, required a primary surgical delivery or had a multiple pregnancy were not included.
    RESULTS: The total number of women included in the study was 147: 63 in the mifepristone treatment and 84 in the no mifepristone treatment. In the group of women induced after mifepristone pre-treatment there was a 38% reduction in the median duration of labour, with 2.5 h in the group treated with mifepristone versus 4.0 h in women induced without (P = 0.001). We also found a 50% reduction in the number of days admitted to hospital with the length of admission being 1 day versus 2 days (P = 0.005).
    CONCLUSIONS: This study supports the hypothesis that in pregnancies greater than 20 weeks, the duration of labour and length of admission are reduced when induction of labour for termination of pregnancy is preceded by treatment with mifepristone.
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  • 文章类型: Case Reports
    Background: This case involved a 35-year-old G6P0 with multiple uterine fibroids detected at 12 weeks gestation. Fibroid growth was monitored throughout pregnancy, and intrauterine growth restriction (< 5th centile) was detected at 20 weeks. Fetal demise occurred at 22+ weeks gestation at which time the largest of fibroids measured 150 × 100 × 118 mm and labour was induced. Materials and methods: Serial ultrasounds following delivery showed features of reduced vascularity and separation of the fibroid from the myometrium, consistent with spontaneous degeneration. Our patient re-presented with severe pain and went on to expel the fibroid spontaneously 41 days post induction of labour. Histopathology confirmed fibroid degeneration. Conclusion: This case demonstrates spontaneous fibroid degeneration and expulsion without embolisation. This may have resulted from the hormonal and mechanical effects of induction of labour. This case also demonstrated the effects of large intrauterine fibroids on fetal growth and increased risk of fetal demise, highlighting the importance of closer monitoring of fetal growth in such pregnancies.
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  • 文章类型: Journal Article
    OBJECTIVE: To describe the epidemiological, clinical and prognostic factors of placental abruption and fetal death in utero and to investigate possible risk factors for their occurrence.
    METHODS: Observational retrospective study including the women having presented a placental abruption between January 2001 and January 2012, in a IIB maternity. Women\'s sociodemographic characteristics, clinical symptoms and the method used to detect placental abruption were collected. Patient data of those whose pregnancy resulted in fetal death were compared to those with more favorable outcomes.
    RESULTS: There were 171 cases of placental abruption among 21,913 patients having delivered, which represents a 0.78% incidence. Diagnosis was rarely based on clinical data (30%). The rate of fetal death in utero represented 25% of the pregnancy\'s outcomes. A history of fetal death in utero increased the risk of placental abruption (P<0.001). This complication was more frequent for patients who did not have pregnancy monitoring (P=0.054) and before 37 weeks of amenorrhoea (P=0.005).
    CONCLUSIONS: Placental abruption is an important cause of perinatal mortality and maternal morbidity. Among the observed risk factors, only regular pregnancy monitoring can be an easy way to prevent these complications.
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  • 文章类型: Journal Article
    OBJECTIVE: To investigate the clinical characteristics of fetal hydrops and to find the antenatal ultrasound findings predictive of adverse perinatal outcome.
    METHODS: This is a retrospective study of 42 women with fetal hydrops who delivered in a tertiary-referral center from 2005 to 2013. Fetal hydrops was defined as the presence of fluid collection in ≥2 body cavities: ascites, pleural effusion, pericardial effusion, and skin edema. Predictor variables recorded included: maternal characteristics, gestational age at diagnosis, ultrasound findings, and identifiable causes. Primary outcome variables analyzed were fetal death and neonatal death.
    RESULTS: The mean gestational age at diagnosis was 29.3±5.4 weeks (range, 18 to 39 weeks). The most common identifiable causes were cardiac abnormality (10), followed by syndrome (4), aneuploidy (3), congenital infection (3), twin-to-twin transfusion syndrome (3), non-cardiac anormaly (2), chorioangioma (2), inborn errors of metabolism (1), and immune hydrops by anti-E antibody isoimmunization (1). Thirteen cases had no definite identifiable causes. Three women elected termination of pregnancy. Fetal death occurred in 4 cases. Among the 35 live-born babies, only 16 survived (54.0% neonatal mortality rate). Fetal death and neonatal mortality rate was not significantly associated with Doppler velocimetry indices or location of fluid collection, but increasing numbers of fluid collection site was significantly associated with a higher risk of neonatal death.
    CONCLUSIONS: The incidence of fetal hydrops in our retrospective study was 24.4 per 10,000 deliveries and the perinatal mortality rate was 61.9% (26/42). The number of fluid collection sites was the significant antenatal risk factor to predict neonatal death.
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