caesarean section

剖腹产
  • 文章类型: Journal Article
    目的:调查第五波COVID-19流行期间伊朗产后妇女样本中分娩满意度低的预测因素。
    方法:横断面研究。
    方法:这项研究是在2021年8月2日至9月18日在伊朗使用便利抽样方法对Mobini妇产医院产后病房收治的676名产后妇女进行的。我们使用一般线性模型和多元线性回归分析来确定出生满意度的预测因素。
    结果:年龄和受教育程度的平均值和标准偏差值分别为28.7±6.6和11.1±4.1(岁),分别。三个量表的平均得分如下:FVC-19S(14.7±7.5),WHO-5(67.5±13.0)和BSS-R(28.6±7.3)。65%(65.9%)的参与者是多胎。低出生满意度的总体预测因素是紧急剖腹产,器乐诞生,会阴切开术,Entonox镇痛,幸福感评分<50分,对COVID-19的恐惧,对怀孕的满意度低,对配偶支持的满意度低。所有变量解释的出生满意度差异的总比例为17.4%。分娩和出生变量解释了出生满意度差异的12.2%。
    无。
    OBJECTIVE: To investigate predictors of low birth satisfaction in a sample of Iranian postpartum women during the COVID-19 epidemics\' fifth wave.
    METHODS: A cross-sectional study.
    METHODS: This study was conducted on 676 postpartum women admitted to postpartum wards of Mobini maternity hospital using a convenience sampling method between 2 Aug and 18 September 2021 in Iran. We used the general linear model and multiple linear regression analyses to determine predictors of birth satisfaction.
    RESULTS: The mean and standard deviation values of age and education were 28.7 ± 6.6 and 11.1 ± 4.1 (years), respectively. The mean scores of the three scales were as follows: FVC-19S (14.7 ± 7.5), WHO-5 (67.5 ± 13.0) and BSS-R (28.6 ± 7.3). Sixty-five point nine percent (65.9%) of the participants were multiparous. Overall predictors of low birth satisfaction were emergency caesarean, instrumental birth, episiotomy, Entonox analgesia, low level of well-being score < 50, fear of COVID-19, low satisfaction with pregnancy and low satisfaction with spouse\'s support. The overall proportion of the variance in birth satisfaction explained by all variables is 17.4%. Labor and birth variables explained 12.2% of the variance in birth satisfaction.
    UNASSIGNED: None.
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  • 文章类型: Journal Article
    背景和目的脊柱麻醉是下段剖宫产(LSCS)患者的基石,提供更快的起效和高块密度等优点。左旋布比卡因,以其高效和长效特性而闻名,起病较慢。评价鞘内注射芬太尼或咪达唑仑作为左布比卡因辅助用药的安全性。这项研究旨在比较选择性剖宫产术中添加0.5%高压左布比卡因的芬太尼或咪达唑仑提供的术后镇痛时间。次要目标包括评估感觉和运动阻滞的发作和持续时间以及恶心和呕吐的发生率。确定更有效的佐剂将有助于优化脊髓麻醉方案,改善术后结果,并提高患者的舒适度和恢复。方法本研究在SRM医学院附属医院和研究中心进行,钦奈,印度,超过六个月(2023年5月1日至2023年10月1日)。在一项前瞻性随机双盲对照试验中,共有90例接受择期LSCS的患者接受了脊髓麻醉。患者被分为三组:A组接受左旋布比卡因和芬太尼,B组接受左布比卡因和咪达唑仑,C组给予左旋布比卡因生理盐水。块特性,术后镇痛,血液动力学稳定性,并对并发症进行了评估。在指定的时间点进行评估:术中,前30分钟每5分钟,接下来的一个小时每10分钟,每两个小时六个小时,术后每4小时到24小时。统计分析使用单向方差分析(ANOVA)。结果与A组和C组(均为145秒)相比,B组(左布比卡因联合咪达唑仑)表现出更短的感觉阻滞开始时间(88秒)(p<0.001)。A组(左旋布比卡因加芬太尼)的最大运动阻滞时间(p=0.045)短于B组和C组。A组(127.5分钟)的感觉阻滞持续时间明显长于B组(60分钟)和C组(69分钟)(p<0.001)。与B组(147分钟)和C组(177分钟)相比,A组(251分钟)的运动阻滞持续时间也延长(p=0.045)。A组的第一次镇痛需求延迟(248分钟),而B组(115分钟)和C组(90分钟)(p<0.001)需要更频繁的镇痛。A组术后恶心呕吐发生率较高。结论咪达唑仑加速感觉阻滞的发作,而芬太尼延长麻醉持续时间,而不显著影响运动阻滞。芬太尼延迟了第一次镇痛需求,而咪达唑仑减少了术后恶心,呕吐,颤抖着。
    Background and objectives Spinal anesthesia stands as a cornerstone for patients undergoing lower segment cesarean section (LSCS), offering advantages like faster onset and high block density. Levobupivacaine, known for its high potency and long-acting nature, has a slower onset. The safety of intrathecal fentanyl or midazolam is evaluated as an adjuvant to levobupivacaine in parturients. This study aims to compare the duration of postoperative analgesia provided by fentanyl or midazolam added to 0.5% hyperbaric levobupivacaine in elective cesarean sections. Secondary objectives include evaluating the onset and duration of sensory and motor blockade and the incidence of nausea and vomiting. Identifying the more effective adjuvant will help optimize spinal anesthesia protocols, improve postoperative outcomes, and enhance patient comfort and recovery. Methods This study was conducted at SRM Medical College Hospital and Research Centre, Chennai, India, over six months (May 1, 2023, to October 1, 2023). A total of 90 patients undergoing elective LSCS received spinal anesthesia in a prospective randomized double-blinded controlled trial. Patients were allocated to three groups: Group A received levobupivacaine with fentanyl, Group B received levobupivacaine with midazolam, and Group C received levobupivacaine with normal saline. Block characteristics, postoperative analgesia, hemodynamic stability, and complications were assessed. Assessments were conducted at specified time points: intraoperatively, every five minutes for the first 30 minutes, every 10 minutes for the next hour, every two hours for six hours, and every four hours up to 24 hours postoperatively. Statistical analysis utilized one-way analysis of variance (ANOVA). Results Group B (levobupivacaine with midazolam) exhibited a shorter time to sensory block onset (88 seconds) compared to Groups A and C (both 145 seconds) (p < 0.001). Group A (levobupivacaine with fentanyl) showed a shorter time to maximum motor block (p = 0.045) than Groups B and C. The sensory block duration was significantly longer in Group A (127.5 minutes) compared to Group B (60 minutes) and Group C (69 minutes) (p < 0.001). Motor block duration was also prolonged in Group A (251 minutes) compared to Group B (147 minutes) and Group C (177 minutes) (p = 0.045). The first analgesic requirement was delayed in Group A (248 minutes), whereas Groups B (115 minutes) and C (90 minutes) (p < 0.001) required more frequent analgesia. Group A experienced a higher incidence of postoperative nausea and vomiting. Conclusion Midazolam accelerated sensory block onset, while fentanyl prolonged anesthesia duration without significantly affecting motor block. Fentanyl delayed the first analgesic requirement, whereas midazolam reduced postoperative nausea, vomiting, and shivering.
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  • 文章类型: Journal Article
    目的:本研究的目的是探讨妊娠前骨盆骨折手术治疗后保留的硬件是否会影响分娩方式的选择。该研究旨在提供对阴道分娩和剖腹产率的见解,了解分娩方式是否受患者偏好或产科医生或外科医生的建议影响,并检查分娩和产后并发症的发生率。
    方法:所有在1994年至2021年间接受骨盆环骨折手术固定的育龄妇女均被确定。发送了一份关于他们可能怀孕和分娩的问卷。在纳入的患者中,收集手术数据并对骨折类型进行回顾性分类.随访时间至少为36个月。
    结果:共有168名女性骨盆骨折被确认,其中13人在手术稳定后怀孕。11名妇女患有前后合并骨折类型,2名妇女患有孤立的骶骨骨折。四名妇女接受了前路和后路联合固定,其他的前部或后部固定。七名妇女共有十一次阴道分娩,6名妇女进行了6次剖腹产。阴道分娩的决定通常是母亲的愿望(n=4,57%),而选择剖腹产的决定是由外科医生或产科医生做出的(n=5,83%)。阴道分娩组中的一名妇女遭受了产后并发症,可能与她保留的骨盆硬件有关。
    结论:骨盆环固定后保留硬件的妇女可以成功地阴道分娩。分娩或产后期间的并发症很少见。初次剖腹产率很高(46%),可能受医生偏见的影响。未来的研究应该集中在可以预测这一特定人群的劳动结果的工具上,需要更大的多中心研究。
    方法:三级。
    OBJECTIVE: The purpose of this study is to investigate whether retained hardware after surgical treatment for a pelvic fracture prior to pregnancy affects the choice of delivery method. The study aims to provide insights into the rates of vaginal delivery and caesarean sections, understanding whether the mode of delivery was influenced by patient preference or the recommendations of obstetricians or surgeons, and examining the rate of complications during delivery and postpartum.
    METHODS: All women of childbearing age who underwent surgical fixation for a pelvic ring fracture between 1994 and 2021 were identified. A questionnaire was sent about their possible pregnancies and deliveries. Of the included patients, surgical data were collected and the fracture patterns were retrospectively classified. Follow-up was a minimum of 36 months.
    RESULTS: A total of 168 women with a pelvic fracture were identified, of whom 13 had a pregnancy after surgical stabilization. Eleven women had combined anterior and posterior fracture patterns and two had isolated sacral fractures. Four women underwent combined anterior and posterior fixation, the others either anterior or posterior fixation. Seven women had a total of 11 vaginal deliveries, and 6 women had 6 caesarean sections. The decision for vaginal delivery was often the wish of the mother (n = 4, 57%) while the decision to opt for caesarean section was made by the surgeon or obstetrician (n = 5, 83%). One woman in the vaginal delivery group suffered a postpartum complication possibly related to her retained pelvic hardware.
    CONCLUSIONS: Women with retained hardware after pelvic ring fixation can have successful vaginal deliveries. Complications during labor or postpartum are rare. The rate of primary caesarean sections is high (46%) and is probably influenced by physician bias. Future research should focus on tools that can predict labor outcomes in this specific population, and larger multicenter studies are needed.
    METHODS: Level III.
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  • 文章类型: Journal Article
    目的:接受试管婴儿(IVF)的女性,既往有剖腹产(CS)的活产率低于既往有阴道分娩的女性。然而,确切的潜在机制需要澄清。以前的CS会影响子宫收缩性的模式吗?。
    方法:前瞻性评估在药物子宫内膜准备周期中接受冷冻胚泡胚胎移植的患者。20例患者被纳入组:A/未产。B/先前的阴道分娩。C/没有利基的先前CS,而15例患者被纳入D组(CS和利基)。患者使用雌二醇化合物和800mg阴道孕酮。在记录子宫收缩力/分钟的转移日进行3D扫描。
    结果:基线特征(年龄,BMI,吸烟,子宫内膜厚度)相似。平均子宫收缩频率/分钟组间相似(A组1.15、1.01、0.92和1.21,B,C,D,分别)。与对照组相比,有超声表现的患者的收缩数量略有增加,未达到统计学意义(p=0.48)。在比较先前剖腹产的患者(无论是否存在利基)与没有剖腹产的患者时,没有观察到差异。未分娩(p=0.78)或先前的阴道分娩(p=0.80)。实现临床妊娠的患者和未实现临床妊娠的患者之间的子宫收缩频率相似(1.19vs.1.02UC/min,分别为p=0.219)。
    结论:我们的研究发现,在有或没有剖腹产或超声诊断的小生境的患者之间,子宫收缩频率没有显着差异。需要进一步研究以了解影响峡部突出症患者植入的生理机制。
    OBJECTIVE: Women undergoing IVF who have had a previous c-section (CS) have a lower live birth rate than those with a previous vaginal delivery. However, the precise underlying mechanisms need clarification. Does a previous CS affect the pattern of uterine contractility?.
    METHODS: Prospective evaluation in patients undergoing frozen blastocyst embryo transfer in medicated endometrial preparation cycles. Twenty patients were included in groups: A/nulliparous. B/previous vaginal delivery. C/ previous CS without a niche, whereas fifteen patients were recruited in group D (CS and a niche). Patients employed estradiol compounds and 800 mg vaginal progesterone. A 3D-scan was performed the transfer-day where uterine contractility/minute was recorded.
    RESULTS: Baseline characteristics (age, BMI, smoking, endometrial thickness) were similar. Mean frequency of uterine contractions/minute was similar between groups (1.15, 1.01, 0.92, and 1.21 for groups A, B, C, and D, respectively). There was a slight increase in the number of contractions in patients with a sonographic niche versus controls, not reaching statistical significance (p=0.48). No differences were observed when comparing patients with a previous C-section (regardless of the presence of a niche) to those without a C-section, either nulliparous (p=0.78) or with a previous vaginal delivery (p=0.80). The frequency of uterine contractions was similar between patients who achieved a clinical pregnancy and those who did not (1.19 vs. 1.02 UC/min, p=0.219, respectively).
    CONCLUSIONS: Our study found no significant difference in the frequency of uterine contractility between patients with or without a previous C-section or sonographic diagnosed niche. Further investigation is necessary to understand the physiological mechanisms affecting implantation in patients with isthmocele.
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  • 文章类型: Journal Article
    去氧肾上腺素(PE)是一种用于治疗麻醉期间低血压的血管加压药。这项研究的主要目的是比较PE的预防性输注和抢救推注对肥胖产妇剖腹产(CS)的脊髓麻醉(SA)期间血流动力学变化的影响。
    将在SA下进行选择性CS的74例肥胖产妇随机分为两组;A组(n=37)从50μgmin-1开始接受预防性PE输注,并根据给定的算法进行调整,B组(n=37)接受100μgPE推注以治疗低血压。测量参数为收缩压(SBP),舒张压(DBP),平均动脉压(MAP),PE和新生儿Apgar评分的总要求。
    由于数据缺失,6名患者被排除在分析之外,只有68名患者被分析。A组SBP明显增高,DBP和MAP优于B组(P<0.05)。A组PE的需求量高于B组[817.7(265.7)μg对360.6(156.0)μg;P=<0.05]。两组新生儿Apgar评分无差异。
    在SA下接受CS的肥胖产妇中,预防性PE输注比治疗性推注提供更好的血流动力学控制。
    UNASSIGNED: Phenylephrine (PE) is one of the vasopressor used to treat hypotension during anaesthesia. The primary aim of this study was to compare the effect of prophylactic infusion and rescue bolus of PE on the haemodynamic changes during spinal anaesthesia (SA) for Caesarean section (CS) in obese parturients.
    UNASSIGNED: A total of 74 obese parturients scheduled for elective CS under SA were randomised into two groups; Group A (n = 37) received prophylactic PE infusion starting at 50 μg min-1 and adjusted according to the given algorithm and Group B (n = 37) received 100 μg PE bolus to treat hypotension. The measured parameters were systolic blood pressure (SBP), diastolic blood pressure (DBP), mean arterial pressure (MAP), the total requirement of PE and neonatal Apgar score.
    UNASSIGNED: Six patients were excluded from the analysis due to missing data and only 68 were analysed. Group A showed significantly higher SBP, DBP and MAP than Group B (P < 0.05). The requirement of PE was higher in Group A than Group B [817.7 (265.7) μg versus 360.6 (156.0) μg; P = < 0.05]. Both groups had no difference in terms of the neonatal Apgar score.
    UNASSIGNED: Prophylactic PE infusion provided better haemodynamic control than therapeutic boluses in obese parturients undergoing CS under SA.
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  • 文章类型: Journal Article
    背景:产后尿潴留是剖宫产术后常见的并发症,对患者的舒适度和康复具有重要意义。腰麻和硬膜外联合麻醉经常用于剖腹产,但产后尿潴留仍然是一个临床问题,尽管它的好处。本研究旨在探讨盐酸氢吗啡酮联合布比卡因用于腰硬联合麻醉减少产后尿潴留的效果。
    方法:对接受腰硬联合麻醉的剖宫产患者进行回顾性分析。对照组给予布比卡因,而盐酸氢吗啡酮联合布比卡因腰麻-硬膜外麻醉(HB)组接受盐酸氢吗啡酮联合布比卡因。人口统计数据,麻醉,手术特征,收集并分析术后尿潴留和不良事件.
    结果:该研究招募了105名患者,对照组(n=51)接受布比卡因腰麻-硬膜外麻醉,观察组(n=54)接受盐酸氢吗啡酮联合布比卡因腰麻-硬膜外麻醉。HB组术后尿潴留的发生率明显低于对照组(3.70%vs.17.65%,p=0.044)。此外,HB组麻醉后首次排尿时间较短(5.72±1.26hvs.6.28±1.35h,p=0.029),较低的峰值后空隙残留量(168.57±25.09毫升与180.43±30.21mL,p=0.032),术后导管插入的需求减少(5.56%vs.21.57%,p=0.034)和更短的导尿持续时间(10.92±2.61hvs.12.04±2.87h,p=0.039)比对照组。相关分析支持补充氢吗啡酮与术后尿潴留相关参数之间呈负相关。多因素回归分析表明,导尿时间和氢吗啡酮的使用与术后尿潴留的发生之间存在显着关联。提供对这种术后并发症的多因素性质的进一步见解。
    结论:在腰硬联合麻醉中布比卡因中加入盐酸氢吗啡酮与降低产后尿潴留的发生率和改善术后排尿参数有关。而不会显著增加不良事件的风险。
    BACKGROUND: Postpartum urinary retention is a common complication following caesarean section, with significant implications for patient comfort and recovery. Combined spinal and epidural anaesthesia is frequently employed for caesarean section, but postpartum urinary retention remains a clinical concern despite its benefits. This study aimed to investigate the effectiveness of hydromorphone hydrochloride combined with bupivacaine for combined spinal and epidural anaesthesia in reducing postpartum urinary retention.
    METHODS: A retrospective analysis was conducted on patients who received combined spinal and epidural anaesthesia for caesarean section. The control group received bupivacaine, whereas the hydromorphone hydrochloride combined with bupivacaine spinal-epidural anaesthesia (HB) group received hydromorphone hydrochloride combined with bupivacaine. Data on demographics, anaesthesia, operative characteristics, postoperative urinary retention and adverse events were collected and analysed.
    RESULTS: The study enrolled 105 patients, with a control group (n = 51) receiving bupivacaine spinal-epidural anaesthesia and an observation group (n = 54) receiving hydromorphone hydrochloride combined with bupivacaine spinal-epidural anaesthesia. The incidence of postoperative urinary retention was significantly lower in the HB group than in the control group (3.70% vs. 17.65%, p = 0.044). Furthermore, the HB group exhibited a shorter time to first voiding after anaesthesia (5.72 ± 1.26 h vs. 6.28 ± 1.35 h, p = 0.029), lower peak postvoid residual volume (168.57 ± 25.09 mL vs. 180.43 ± 30.21 mL, p = 0.032), decreased need for postoperative catheterisation (5.56% vs. 21.57%, p = 0.034) and shorter duration of urinary catheterisation (10.92 ± 2.61 h vs. 12.04 ± 2.87 h, p = 0.039) than the control group. Correlation analysis supported a negative correlation between hydromorphone supplementation and parameters related to postoperative urinary retention. Multivariate regression analysis demonstrated a significant association between the duration of urinary catheterisation and the use of hydromorphone with the occurrence of postoperative urinary retention, providing further insights into the multifactorial nature of this postoperative complication.
    CONCLUSIONS: The addition of hydromorphone hydrochloride to bupivacaine for combined spinal and epidural anaesthesia was associated with a reduced incidence of postpartum urinary retention and improved postoperative voiding parameters, without significantly increasing the risk of adverse events.
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  • 文章类型: Journal Article
    目的:本研究的目的是报告希腊裔女孩的月经初潮年龄,并评估其与人口统计学和围产期数据的潜在关联。以及他们的母亲月经初潮年龄。方法:本病例对照研究,青少年女孩在2021年9月至2022年9月期间从两个儿科内分泌科招募,塞萨洛尼基亚里士多德大学,希腊。符合条件的参与者包括18岁以下的希腊女孩,初潮和没有慢性疾病或慢性药物使用。参与者分为两组,初潮早期组和对照组(初潮之前或之后11岁,分别)。数据包括参与者的母亲月经初潮年龄,他们的实际年龄,居住地,人体测量数据(招募时)和围产期数据(出生顺序,胎龄,交货类型,出生体重/身长)。结果:本研究共纳入100名7-17岁(平均年龄±SD12.51±2.59岁)的女孩。总样本的平均±SD月经初潮年龄为11.47±1.55岁(中位数为11.20岁;范围为7.50-16.25岁);43%的初潮早(月经初潮年龄中位数为10.50岁;范围为7.50-10.91岁),57%的人在11岁后有月经初潮(中位月经年龄12.08岁;范围11.00-16.25岁)。初潮早的女童剖宫产率(83.7%)明显高于对照组(p<0.001),而其他变量在组间没有显著差异.结论:该希腊样本显示初潮年龄相对较小,初潮女孩中有相当大的比例;在后一组中,剖腹产率明显高于对照组.
    Objectives: The purpose of this study was to report on the menarcheal age in girls of Greek origin and assess its potential associations with their demographic and perinatal data, as well as their maternal menarcheal age. Methods: In this case-control study, adolescent girls were recruited between September 2021 and September 2022 from two Pediatric Endocrinology Units, Aristotle University of Thessaloniki, Greece. Eligible participants included Greek girls up to the age of 18 years, with menarche and the absence of chronic disease or chronic medication use. Participants were divided into two groups, the early menarche group and the control group (menarche before or after 11 years of age, respectively). Data included participants\' maternal menarcheal age, their chronological age, place of residence, anthropometric data (at recruitment) and perinatal data (birth order, gestational age, type of delivery, birth weight/length). Results: A total of 100 girls aged 7-17 years (mean age ± SD 12.51 ± 2.59 years) were included in this study. The mean ± SD menarcheal age of the total sample was 11.47 ± 1.55 years (median 11.20 years; range 7.50-16.25 years); 43% had early menarche (median menarcheal age 10.50 years; range 7.50-10.91 years), and 57% had menarche after age 11 (median menarcheal age 12.08 years; range 11.00-16.25 years). The caesarean section rate was significantly (p < 0.001) higher in girls with early menarche (83.7%) than controls, whereas other variables did not differ significantly between groups. Conclusions: This Greek sample demonstrated a relatively young age at menarche with a significant proportion of girls with early menarche; in the latter group, the rate of caesarian sections was significantly higher than controls.
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  • 文章类型: Journal Article
    婴儿中的微生物定植最初取决于母亲,并受分娩方式的影响。了解这些影响至关重要,因为早期肠道微生物群在免疫发育中起着至关重要的作用。新陈代谢,和整体健康。早期婴儿肠道菌群在人群和地理起源之间是多种多样的。然而,在这种情况下,只有少数研究探讨了分娩方式对广州儿童肠道微生物组的影响,中国。因此,本研究旨在探讨出生方式对广州地区健康婴儿肠道菌群的影响,中国。
    从20名1-6个月的健康足月婴儿中收集一次粪便样本,通过剖腹产(CS)或阴道分娩(VD)分娩,注册后。使用全长16SrRNA基因测序来表征肠道微生物群。比较两组细菌数量和群落组成。
    在CS和VD组之间没有观察到肠道细菌多样性和丰富度的显着差异。假单胞菌门(44.15±33.05%vs15.62±15.60%,p=0.028)和肠杆菌科(44.00±33.11%vs15.31±15.47%,p=0.028)在CS组比VD组更丰富。VD组显示出较高的芽孢杆菌门丰度(40.51±32.77%vs75.57±27.83%,p=0.019)。
    与VD组相比,CS组肠道细菌定植的早期发生了改变。我们的发现提供了证据,表明CS有可能通过影响特定微生物的定植来破坏婴儿肠道微生物群落的成熟。考虑地理位置的进一步综合研究对于阐明通过不同分娩方式出生的婴儿中微生物群的进展是必要的。
    婴儿的微生物定植受分娩方式的影响。早期婴儿肠道菌群在人群和地理起源之间是多种多样的。从20名1-6个月的健康足月婴儿中收集一次粪便样本,这些婴儿是通过剖腹产(CS)或阴道分娩(VD)分娩的,比较两组肠道菌群。两组间肠道细菌多样性和丰富度无显著差异;然而,我们确实注意到某些类型的细菌在CS组中更丰富,而其他人在VD组中更丰富。这表明CS可能通过影响特定微生物的定植来干扰婴儿的肠道微生物成熟。需要进一步的研究来充分理解这种关系。
    UNASSIGNED: Microbial colonisation in infants is initially dependent on the mother and is affected by the mode of delivery. Understanding these impacts is crucial as the early-life gut microbiota plays a vital role in immune development, metabolism, and overall health. Early-life infant gut microbiota is diverse among populations and geographic origins. However, in this context, only a few studies have explored the impact of the mode of delivery on the intestinal microbiome in children in Guangzhou, China. Therefore, this study aimed to investigate the influence of birth mode on the intestinal microbiota of healthy infants in Guangzhou, China.
    UNASSIGNED: Faecal samples were collected once from 20 healthy full-term infants aged 1-6 months, delivered via either caesarean section (CS) or vaginal delivery (VD), post-enrolment. The intestinal microbiota were characterised using full-length 16S rRNA gene sequencing. Bacterial quantity and community composition were compared between the two groups.
    UNASSIGNED: No significant differences in gut bacterial diversity and richness were observed between the CS and VD groups. The Pseudomonadota phylum (44.15 ± 33.05% vs 15.62 ± 15.60%, p = 0.028) and Enterobacteriaceae family (44.00 ± 33.11% vs 15.31 ± 15.47%, p = 0.028) were more abundant in the CS group than in the VD group. The VD group exhibited a higher abundance of the Bacillota phylum (40.51 ± 32.77% vs 75.57 ± 27.83%, p = 0.019).
    UNASSIGNED: The early stage of intestinal bacterial colonisation was altered in the CS group as compared with the VD group. Our findings provide evidence that CS has the potential to disrupt the maturation of intestinal microbial communities in infants by influencing the colonisation of specific microorganisms. Further comprehensive studies that consider geographical locations are necessary to elucidate the progression of microbiota in infants born via different delivery modes.
    Microbial colonisation in infants is affected by the mode of delivery. Early-life infant gut microbiota is diverse among populations and geographic origins. Faecal samples were collected once from 20 healthy full-term infants aged 1–6 months that were delivered via either caesarean section (CS) or vaginal delivery (VD), and intestinal microbiota were compared between the two groups. No significant differences in gut bacterial diversity and richness were observed between the two groups; however, we did note that certain types of bacteria were more abundant in the CS group, while others were more abundant in the VD group. This suggests that CS may disturb intestinal microbial maturation in infants by affecting the colonisation of specific microorganisms. Further research is needed to fully understand this relationship.
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  • 文章类型: Journal Article
    目的:主要目的是检测下段剖宫产术后发生峡部膨出的妇女人数。次要目标包括分析与峡部膨出相关的危险因素,并测量经阴道超声检查(TVS)和盐水输注超声宫腔造影(SIS)在诊断峡部膨出中的一致性。
    方法:这项研究是在妇产科进行的,重点是进行了下段剖宫产(LSCS)的妇女。该研究旨在检测疤痕部位至少2毫米的压痕,被称为峡部膨出,在分娩后6周至6个月之间使用经阴道超声(TVS)和盐水灌注超声(SIS)。除了首要目标,该研究还评估了几个次要结果,如产妇合并症,闭合技术,和劳工细节。峡部膨出的评估遵循2019年修改的德尔菲共识方法。
    结果:在我们的研究中,我们发现30%的研究人群有峡部膨出。我们还观察到,以前剖腹产的数量,产妇BMI,手术持续时间,先前CD瘢痕的特征与峡部膨出的发展显着相关。当我们比较诊断方法时,我们发现TVS和SIS对于临床上重要的峡部膨出参数具有相似的一致性限度.然而,我们注意到峡部与内部操作系统的长度和距离不同,我们通过BlandAltman的地块观察到的.
    结论:我们的研究表明,多次剖腹产的妇女,有较高的产妇体重指数(BMI),并且经历了较长的手术时间,发生峡部膨出的风险明显较高。为了防止其发展,建议在可行的情况下促进剖腹产后阴道分娩,及早控制产妇肥胖,并为医疗专业人员提供足够的外科培训。此外,经阴道超声(TVS)是检测峡部膨出的有效方法,可以与注入盐水的超声检查(SIS)互换使用。
    OBJECTIVE: The primary objective was to detect the number of women developing isthmocele following lower segment caesarean section. The secondary objectives included analysing the risk factors associated with developing isthmocele and measuring the agreement between Transvaginal Ultrasonography (TVS) and Saline infusion Sonohysterography (SIS) in diagnosing Isthmocele.
    METHODS: This study was conducted in the Department of Obstetrics and Gynecology and focused on women who had undergone Lower Segment cesarean Section (LSCS). The study aimed to detect any indentation of at least 2 mm in the scar site, known as isthmocele, using Transvaginal Ultrasound (TVS) and Saline Infusion Sonography (SIS) between 6 weeks and 6 months after delivery. Along with the primary objective, the study also evaluated several secondary outcomes such as maternal comorbidities, closure techniques, and labor details. The evaluation of isthmocele followed the 2019 modified Delphi consensus approach.
    RESULTS: In our study, we found that 30% of our study population had isthmocele. We also observed that the number of previous caesarean deliveries, maternal BMI, duration of surgery, and characteristics of the previous CD scar were significantly associated with the development of isthmocele. When we compared the diagnostic methods, we found that TVS and SIS had similar limits of agreement for clinically important isthmocele parameters. However, we noticed a difference in the length and distance of isthmocele from the internal os, which we observed through Bland Altman plots.
    CONCLUSIONS: Our research has shown that women who have undergone multiple caesarean deliveries, have a higher maternal body mass index (BMI), and experienced longer surgery duration are at a significantly higher risk of developing isthmocele. To prevent its development, it is recommended to promote vaginal birth after caesarean delivery whenever feasible, manage maternal obesity early on, and provide adequate surgical training to medical professionals. Additionally, transvaginal ultrasound (TVS) is an effective method for detecting isthmocele and can be used interchangeably with saline-infused sonography (SIS).
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  • 文章类型: Journal Article
    背景:剖宫产作为一种分娩方式在全球范围内的流行率正在增加。然而,各国在其国家指南中关于剖宫产术中子宫下横切口钝性扩大子宫切开术的最佳技术(头尾或横切)存在显著差异.
    目的:比较剖宫产术中头颅和横向钝性扩大子宫切开术发生严重产后出血(PPH)的风险。
    方法:这项前瞻性对比观察研究是在一所大学妇产医院进行的。所有在2020年11月至2021年11月妊娠30周后剖腹产婴儿的妇女均纳入本研究。排除标准是凝血障碍,前置胎盘的存在,多胎妊娠,或者用剪刀扩大子宫切开术。由外科医生自行决定,在下横行子宫切开术的头颅或横向钝性扩张之间进行选择。主要结局指标为重度PPH,定义为估计失血≥1000毫升。采用单变量和多变量分析来评估与扩大低位横向子宫切开术的两种方法相关的严重PPH的风险。
    结果:该研究包括850名女性,其中404人进行了横向钝性扩张,446人进行了头尾钝性扩张。重度PPH的总发生率为13.3%。单因素分析显示,头尾和横向钝性扩张组之间严重PPH的频率没有显着差异(13.9%vs12.6%;p=0.61)。然而,使用额外的手术缝合(主要是额外的止血缝合)在头尾钝性扩张中并不常见(26.7%vs36.9%;p<0.05).多变量分析显示两种技术之间的风险没有显着差异(比值比1.17,95%置信区间0.77-1.78)。
    结论:在剖腹产期间,低位横行子宫切开术的头尾扩张和横行钝性扩张在严重PPH风险方面没有发现显著差异。
    BACKGROUND: The global prevalence of caesarean section as a delivery method is increasing worldwide. However, there is notable divergence among countries in their national guidelines regarding the optimal technique for blunt expansion hysterotomy of the low transverse uterine incision during caesarean section (cephalad-caudad or transverse).
    OBJECTIVE: To compare the risk of severe postpartum haemorrhage (PPH) between cephalad-caudad and transverse blunt expansion hysterotomy during caesarean section.
    METHODS: This prospective comparative observational study was conducted in a university maternity hospital. All women who gave birth to one infant by caesarean section after 30 weeks of gestation between November 2020 and November 2021 were included in this study. The exclusion criteria were a coagulation disorder, the presence of placenta previa, multiple pregnancies, or enlargement of the hysterotomy with scissors. The choice between cephalad-caudad or transverse blunt expansion of the low transverse hysterotomy was left to the surgeon\'s discretion. The primary outcome measure was severe PPH, defined as estimated blood loss ≥ 1000 ml. Univariate and multivariate analyses were employed to assess the risk of severe PPH associated with the two methods of enlarging the low transverse hysterotomy.
    RESULTS: The study included 850 women, of whom 404 underwent transverse blunt expansion and 446 underwent cephalad-caudad blunt expansion. The overall incidence of severe PPH was 13.3 %. Univariate analysis revealed no significant difference in the frequency of severe PPH between the cephalad-caudad and transverse blunt expansion groups (13.9 % vs 12.6 %; p = 0.61). However, the use of additional surgical sutures (mainly additional haemostatic stitches) was less common with cephalad-caudad blunt expansion (26.7 % vs 36.9 %; p < 0.05). Multivariate analysis showed no significant difference in risk between the two techniques (odds ratio 1.17, 95 % confidence interval 0.77-1.78).
    CONCLUSIONS: No significant difference in the risk of severe PPH was found between cephalad-caudad and transverse blunt expansion of the low transverse hysterotomy during caesarean section.
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