abortion

人工流产
  • 文章类型: Case Reports
    母马双胎妊娠是流产的主要原因之一。堕胎总是影响两个胎儿。本报告描述了一个不寻常的情况,即在7岁的埃及阿拉伯母马中,双胞胎在9个月时流产了双胞胎。在妊娠9个月流产时,流产胎儿的大小相当于大约5个月大的一个,而同胎的同胎的年龄为9个月.两个胎儿都是男性。从流产的胎儿收集皮肤样本,从大坝收集头发样本,父亲和活马驹进行亲子关系分析。亲子关系分析证实,两个胎儿都是同一个大坝和父亲种马。作者提出了几种情况来解释这种情况。本报告描述了一个独特的情况,即双胞胎在母马中9个月时流产后存活到足月。
    Twin pregnancy in mares is one of the leading causes of abortions. Abortion invariably impacts both fetuses. This report describes an unusual case of a twin surviving to term following the abortion of its co-twin at 9 months in a 7-year-old Egyptian Arabian mare. At the time of abortion at 9 months of gestation, the size of the aborted fetus was equivalent to one of approximately 5 months of age while the age of the live co-twin was 9 months. Both fetuses were males. A skin sample was collected from the aborted fetus and hair samples were collected from the dam, sire and live foal for parentage analysis. The parentage analysis confirmed that both fetuses were by the same dam and sire stallion. The authors suggest several scenarios to explain this condition. This report describes a unique case of a twin surviving to term following the abortion of its co-twin at 9 months in a mare.
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  • 文章类型: Case Reports
    一名流产的母马驹提交尸检。在粗略检查期间,卵巢苍白,灰色,并扩大(6×5厘米),外表面周围有发育良好的血管结构;卵巢的切面呈褐色薄壁组织,白色卵泡区域主要位于外围区域。固定卵巢以进行组织学检查。卵巢的组织学评估显示,具有丰富的细胞质和圆形或椭圆形细胞核的多边形形状的细胞,排列在单细胞的绳索中。组织结构的特征在于存在具有中央静脉的小叶样组织。模仿肝细胞的组织由成熟的纤维组织界定,并被正常的卵巢组织包围,其特征是生发上皮和原始卵泡结构。根据组织学发现,最初进行了双侧卵巢错构瘤的诊断。为了更好地表征卵巢组织,使用免疫组织化学研究组织特异性(肝脏和卵巢)标志物的表达.在免疫组织化学分析之后,错构瘤诊断被排除.卵巢表现出与成年马卵巢不同的独特特征,以及与其他哺乳动物不同的独特形态特征。此病例报告增强了我们对妊娠后期卵巢的了解,并揭示了马卵巢发育的独特特征,避免误诊与病理结果,错构瘤,或者瘤形成。
    An aborted female foal was submitted for necropsy. During the gross examination, the ovaries were pale, grayish, and enlarged (6 × 5 cm), with a well-developed vascular structure surrounding the external surface; the cut surface of the ovaries showed a brownish parenchyma with white follicular areas mainly localized in the peripheral region. The ovaries were fixed for histological investigations. The histological evaluation of the ovaries showed polygonal-shaped cells with abundant cytoplasm and round or oval nuclei, arranged in cords of single cells. The tissue architecture was characterized by the presence of lobular-like tissues with a central vein. The tissue mimicking hepatocytes was delimited by a mature fibrous tissue and was surrounded by the normal ovarian tissue characterized by germinal epithelium and primordial follicular structures. Based on the histological findings, a diagnosis of bilateral ovarian hamartoma was carried out initially. For a better characterization of the ovarian tissue, the expression of tissue-specific (liver and ovary) markers was investigated using immunohistochemistry. Following the immunohistochemical analysis, the hamartoma diagnosis was excluded. The ovaries exhibited unique characteristics different from those of adult horse ovaries as well as unique morphological features different from other mammalian species. This case report enhances our understanding of ovaries at a later stage of pregnancy and unveils unique characteristics of horse ovaries development, avoiding misdiagnosis with pathological findings, hamartomas, or neoplasia.
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  • 文章类型: Case Reports
    抗磷脂抗体(APLA)综合征与妊娠结局之间的复杂关系挑战了与APLA相关的不可避免的生殖并发症的流行观念。引言提供了APLA的全面概述,它的自身免疫性血栓性,及其与不良妊娠结局的共同关联,强调需要细致入微的理解。在这里,我们讨论五个案例报告,以展示不同的场景,每个都突出了APLA阳性患者的成功怀孕,从而为这种复杂状况的管理提供有价值的见解。这些病例涵盖了各种临床表现,患者人口统计学,和治疗方法,强调APLA阳性妊娠的异质性和个性化护理的重要性。讨论深入探讨了APLA对怀孕影响的更广泛背景,强调复发性流产和静脉血栓栓塞(VTE)为严重并发症。它强调了概念前咨询的重要性,多学科方法,和定期产前监测以管理APLA阳性妊娠。确定案件之间的共性为认识有助于取得积极成果的缓解因素提供了基础,为医疗保健提供者提供有价值的指导。该系列承认灾难性抗磷脂综合征(CAPS)的存在,并强调了早期识别和干预高危病例的重要性。尽管APLA带来了挑战,通过展示成功怀孕的实例,该系列中的案例提供了一线希望,将积极的结果归因于优化的治疗干预措施和警惕的产前护理。总之,该案例系列是医疗保健专业人员的宝贵资源,研究人员,和政策制定者,提供APLA阳性妊娠的细微差别的观点。通过综合不同的经验和结果,该系列有助于围绕最佳管理策略的持续对话,最终旨在提高在生殖过程中面临APLA带来的独特挑战的个体的护理质量。
    The intricate relationship between antiphospholipid antibody (APLA) syndrome and pregnancy outcomes challenges the prevailing notion of inevitable reproductive complications associated with APLA. The introduction provides a comprehensive overview of APLA, its autoimmune thrombophilic nature, and its common association with adverse pregnancy outcomes, emphasizing the need for a nuanced understanding. Here we discuss five case reports to showcase diverse scenarios, each highlighting successful pregnancies in APLA-positive patients, thereby contributing valuable insights into the management of this complex condition. The cases span various clinical presentations, patient demographics, and therapeutic approaches, emphasizing the heterogeneity of APLA-positive pregnancies and the importance of personalized care. The discussion delves into the broader context of APLA\'s impact on pregnancy, emphasizing recurrent miscarriage and venous thromboembolism (VTE) as severe complications. It underscores the significance of pre-conceptional counseling, a multidisciplinary approach, and regular antenatal monitoring in managing APLA-positive pregnancies. The identification of commonalities among the cases provides a basis for recognizing mitigating factors that contribute to positive outcomes, offering valuable guidance for healthcare providers. The series acknowledges the existence of catastrophic antiphospholipid syndrome (CAPS) and underscores the importance of early recognition and intervention in high-risk cases. Despite the challenges posed by APLA, the cases in the series offer a ray of hope by showcasing instances of successful pregnancies, attributing positive outcomes to optimized therapeutic interventions and vigilant antenatal care. In conclusion, the case series serves as a valuable resource for healthcare professionals, researchers, and policymakers, providing a nuanced perspective on APLA-positive pregnancies. By synthesizing diverse experiences and outcomes, the series contributes to the ongoing dialogue surrounding optimal management strategies, ultimately aiming to improve the quality of care for individuals facing the unique challenges posed by APLA during their reproductive journey.
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  • 文章类型: Journal Article
    阿根廷首次报道了两次牛松针流产的爆发。这些病例发生在巴塔哥尼亚地区的丘布特省和内乌肯省,分别导致29.6%和9%的流产。在这两次爆发中,大坝在妊娠的最后三分之一,and,由于一段时间的寒冷,雪和缺乏可用的饲料,他们进入了黄松和针叶林。无病理损伤,血清学,分子,或在所分析的六个胎儿中的任何一个中观察到感染原因的微生物学证据。粪便的显微组织学分析证实,松属物种的碎片含量更高。受影响水坝饮食中的针头比未受影响水坝饮食中的针头(12.2vs3.0%)。此外,毒理学分析显示,受影响的水坝血清中的四氢agathic酸高于未受影响的水坝(10.05对2.81ppm)。此外,在所分析的6例胎儿的不同胎液(3.6-8.1ppm)中检测到这种酸.有趣的是,异芥酸仅在黄牛针中检测到,其含量低于世界其他地区(Chubut和Neuquén分别为0.31%和0.5%)。这些结果证实,水坝对黄牛的消费可能是这些流产暴发的原因,一个应该被认为是牛流产的鉴别诊断的事实,尤其是在阿根廷的森林放牧系统中。
    Two outbreaks of pine needle abortions in cattle are here reported for the first time in Argentina. The cases occurred in Chubut and Neuquén provinces in the Patagonia region, causing 29.6% and 9% of abortions in each herd respectively. In both outbreaks, the dams were in the last third of gestation, and, due to a period of cold, snow and lack of available forage, they gained access to Pinus ponderosa and Pinus contorta forests. No pathological lesions, serological, molecular, or microbiological evidence of infectious causes were observed in any of the six fetuses analyzed. Microhistological analysis of feces confirmed higher presence of fragments of Pinus spp. needles in the diet of affected dams than in that of non-affected ones (12.2 vs 3.0%). Moreover, toxicological analysis showed higher tetrahydroagathic acid in the sera of affected dams than in that of non-affected ones (10.05 vs 2.81 ppm). In addition, this acid was detected in different fetal fluids (3.6-8.1 ppm) of the six fetuses analyzed. Interestingly, isocupressic acid was detected only in needles of P. ponderosa, and its content was lower than that found in other areas of the world (0.31 and 0.5% in Chubut and Neuquén respectively). These results confirm that the consumption of P. ponderosa by dams could have been the cause of these abortion outbreaks, a fact that should be considered as differential diagnosis in abortions of cattle, especially in silvopastoral systems of Argentina.
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  • 文章类型: Case Reports
    本文评估了上海方案对接受体外受精(IVF)治疗的高促性腺激素性腺功能减退症患者的影响。高促性腺激素性性腺功能减退症的特点是性激素水平低,促性腺激素水平升高,导致不孕。卵巢反应差和妊娠结局失败是先前使用常规刺激方法进行IVF治疗的结果。这位37岁的女性患者被建议遵循上海协议,其中涉及用长效促性腺激素释放激素激动剂(GnRH-a)抑制垂体后的促性腺激素刺激。上海方案明显改善了卵巢反应。检索到两个卵母细胞,和一个4AA等级(数字4代表一个扩大的胚泡,胚胎很大,并且带很薄;第一个A代表大量紧密堆积的细胞的内部细胞团;第二个A代表滋养外胚层,在上皮中组织了许多细胞),形成了胚胎。根据她之前的结果,高促性腺激素性腺功能减退症患者在我们的不孕不育中心就诊后有一个IVF周期失败,被告知上海方案.建立这些结果,并加强上海协议对该特定患者治疗的实施,实现了临床妊娠。
    This article evaluated the effect of the Shanghai protocol on a hypergonadotropic hypogonadism patient undergoing in vitro fertilization (IVF) treatment. Hypergonadotropic hypogonadism was characterized by low sex hormone levels and elevated gonadotropins, leading to infertility. Poor ovarian response and failed pregnancy outcomes were the results of previous IVF treatments using conventional stimulation methods. The 37-year-old female patient was advised to follow the Shanghai protocol, which involved gonadotropin stimulation following pituitary suppression with a long-acting gonadotropin-releasing hormone agonist (GnRH-a). The Shanghai protocol significantly improved the ovarian response. Two oocytes were retrieved, and one 4AA grade (number 4 represents an expanded blastocyst, the embryo is large, and the zona is thin; first A represents the inner cell mass of numerous and tightly packed cells; second A represents trophectoderm, with many cells organized in epithelium) embryo was formed. According to her previous result, the patient with hypergonadotropic hypogonadism who had one unsuccessful IVF cycle after visiting our infertility center was advised of the Shanghai protocol. Establishing these results and enhancing the Shanghai protocol\'s implementation to this specific patient treatment, clinical pregnancy was achieved.
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  • 文章类型: Journal Article
    导言:意外怀孕是一个世界性的健康问题,每年每16人中就有1人面对,并以各种方式经历。在这项研究中,我们专注于意外怀孕,在某个时候,经历了不必要的,因为他们向孕妇提出了继续或终止妊娠的决定。这项研究的目的是更多地了解决策过程,因为缺乏对意外怀孕的人如何做出决定的洞察力。这是由1)生殖自主性和决策中的理性假设引起的,2)关注妊娠结局,例如,决策的确定性和原因,3)在现有的人工流产研讨中,不包括40%的意外怀孕继续怀孕的人。方法:我们进行了叙述性文献综述,以检查有关决策过程的知识,并旨在更深入地了解意外怀孕的人如何做出决定。结果:我们的分析表明,有关意外怀孕的决策过程包括导航纠缠层,而不是权衡可分离的元素或因素。被导航的层是内部和外部的人,在决策过程中,“了解感”至关重要。结论:有关意外怀孕的决策所涉及的层次和复杂性表明,合理的决策框架是不够的,需要更全面的框架来捕获这种动态和个人经验。
    Introduction: Unintended pregnancies are a worldwide health issue, faced each year by one in 16 people, and experienced in various ways. In this study we focus on unintended pregnancies that are, at some point, experienced as unwanted because they present the pregnant person with a decision to continue or terminate the pregnancy. The aim of this study is to learn more about the decision-making process, as there is a lack of insights into how people with an unintended pregnancy reach a decision. This is caused by 1) assumptions of rationality in reproductive autonomy and decision-making, 2) the focus on pregnancy outcomes, e.g. decision-certainty and reasons and, 3) the focus on abortion in existing research, excluding 40% of people with an unintended pregnancy who continue the pregnancy. Method: We conducted a narrative literature review to examine what is known about the decision-making process and aim to provide a deeper understanding of how persons with unintended pregnancy come to a decision.Results: Our analysis demonstrates that the decision-making process regarding unintended pregnancy consists of navigating entangled layers, rather than weighing separable elements or factors. The layers that are navigated are both internal and external to the person, in which a \'sense of knowing\' is essential in the decision-making process. Conclusion: The layers involved and complexity of the decision-making regarding unintended pregnancy show that a rational decision-making frame is inadequate and a more holistic frame is needed to capture this dynamic and personal experience.
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  • 文章类型: Case Reports
    胎儿骨碎片宫内滞留是一种罕见的并发症,可以在终止妊娠后看到,尤其是在孕周提前。这里,我们介绍了一例12年前终止妊娠的无症状妇女在常规妇科检查中发现的宫内胎儿骨潴留病例。在局部麻醉和超声引导下,胎儿的骨头是用抓紧器切除的.该病例报告强调了清宫术后超声检查的重要性,以确保终止妊娠后没有留下胎儿组织。
    Intrauterine retention of fetal bone fragments is a rare complication that can be seen after pregnancy termination, especially in advanced gestational weeks. Here, we present a case of intrauterine fetal bone retention detected during routine gynecological examination in an asymptomatic woman whose pregnancy was terminated 12 years ago. Under local anesthesia and ultrasound guidance, the fetal bone was removed with a grasper. This case report highlights the importance of post-curettage ultrasound examination to ensure that no fetal tissue is left behind after termination of pregnancy.
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  • 文章类型: Journal Article
    背景没有可靠的证据表明血型与子宫内膜异位症的风险有关,沙特阿拉伯没有研究检查这种关联。因此,主要目的是确定沙特阿拉伯队列中ABO和Rh血型分布与子宫内膜异位症发病率之间是否存在关联,并评估人群中与子宫内膜异位症相关的潜在危险因素.方法这项病例对照研究包括被诊断为子宫内膜异位症的妇女(n=44),这些妇女被送到阿卜杜勒阿齐兹国王大学医院妇产科诊所,吉达,沙特阿拉伯,2010年至2021年。来自阿卜杜勒阿齐兹国王大学医院的献血者数据库的妇女被纳入对照组(n=184)。总样本量为228。人口统计数据,诊断方法,ABO血型,和Rh血型是从医院记录中获得的。此外,数据来自自我报告的问卷,其中包括家族史,痛经,初潮年龄,生育年龄,儿童数量,流产史,奇偶校验,儿童数量,使用口服避孕药缓解痛经,缺铁,月经量的持续时间,和月经期间的出血量。赔率比,皮尔逊卡方检验(χ2),和独立t检验用于分析变量之间的关联。结果大多数参与者为O型血(n=117,51.3%),其次是A型血(n=59,26.0%),大多数为Rh+(n=215,94.3%)。根据ABO(P=0.237)和Rh(P=0.283)血型,子宫内膜异位症的风险没有显着差异。然而,发现子宫内膜异位症与痛经有显著关系,月经期间大量出血,流产史,月经持续时间长,儿童数量减少,妊娠晚期,和使用口服避孕药缓解痛经(p≤0.05)。结论目前的结果表明,ABO和Rh血型与子宫内膜异位症的风险无关。然而,有一个强大的,子宫内膜异位症和其他因素之间存在显著关联。
    Background There is no sound evidence for the association of blood groups with the risk of endometriosis, and no studies from Saudi Arabia have examined this association. Therefore, the primary aim was to determine whether there is an association between the distribution of ABO and Rh blood groups and the incidence of endometriosis in a cohort from Saudi Arabia and also to evaluate the potential risk factors related to endometriosis among the population.  Methods This case-control study included women diagnosed with endometriosis (n = 44) who presented to King Abdulaziz University Hospital Obstetrics and Gynecology Clinic, Jeddah, Saudi Arabia, between 2010 and 2021. Women from the blood donors database of King Abdulaziz University Hospital were included as a control group (n = 184). The total sample size was 228. Demographic data, diagnosis method, ABO blood type, and Rh blood type were obtained from hospital records. In addition, data were collected from self-reported questionnaires, which included family history, dysmenorrhea, age of menarche, age of childbearing, number of children, history of abortion, parity, number of children, use of oral contraceptives for alleviating dysmenorrhea, iron deficiency, duration of menstrual flow, and volume of bleeding during menses. Odds ratio, Pearson chi-squared test (χ2), and independent t-test were used to analyze the associations between variables. Results Most of the participants had blood type O (n = 117, 51.3%), which was followed by blood type A (n = 59, 26.0%), and the majority were Rh+ (n = 215, 94.3%). There was no significant difference in the risk of endometriosis according to ABO (P = 0.237) and Rh (P = 0.283) blood types. However, endometriosis was found to have a significant relationship with dysmenorrhea, heavy bleeding during menses, history of abortion, long duration of menstrual flow, lower number of children, late pregnancy, and use of oral contraceptive pills to relieve dysmenorrhea (p ≤ 0.05). Conclusions The present results indicate that ABO and Rh blood types are not associated with the risk of endometriosis. However, there was a strong, significant association between endometriosis and other factors.
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  • 文章类型: Case Reports
    当胚泡自发分裂其祖细胞时,单羊膜双胞胎就会发育,每组祖细胞独立生长成为个体。它是最罕见的双胎妊娠类型,通常具有明显的发育或先天性异常,流产率较高,围产期发病率,和死亡率。没有关于家畜单羊膜双胞胎的信息。这里,我们报道了在妊娠278天时单峰骆驼中的单羊膜双胞胎的自然流产。肌内注射醋酸Gonadorelin(100μg)以诱导受体排卵。将体细胞核转移产生的7天大的胚胎经宫颈转移至受体。胚胎移植后22天和44天,血清孕酮水平升高,然后进行超声检查,证实了早期妊娠。在胚胎移植后44天观察到单个囊,而双胞胎明显。通过拖尾现象定期监测妊娠。在有两个胎儿的地面上观察到胎囊破裂。尸检时,发现了成年胎儿。他们的尸体被分开了。胎儿没有先天性异常或任何畸形。根据人类双胞胎的年表报告,我们假设囊胚在13天之前分裂,因为它是单羊膜型的,没有连体。如果胚胎在4到8天内分裂,它会形成两个羊膜囊,13天后分裂会形成连体胎儿。就作者所知,这是首例单峰骆驼单羊膜双胎流产病例。本报告将提高执业兽医和骆驼饲养员对双胎流产的认识。
    Monoamniotic twins develop when a blastocyst spontaneously splits its progenitor cells, and each group of progenitor cells independently grows to become an individual. It is the rarest type of twin pregnancy and usually has significant developmental or congenital abnormalities, a higher rate of abortion, perinatal morbidity, and mortality. There is no information regarding monoamniotic twins in livestock species. Here, we reported a spontaneous abortion of monoamniotic twins in a dromedary camel at 278 days of gestation. Gonadorelin acetate (100 μg) was injected intramuscularly to induce ovulation in the recipient. A 7 days-old embryo produced by somatic cell nuclear transfer was transferred transcervically to the recipient. Early pregnancy was confirmed by an elevated level of serum progesterone followed by ultrasonography at 22 and 44 days after embryo transfer. A single sac was observed on 22 days while twins were evident 44 days after embryo transfer. Pregnancy was periodically monitored by the tail-up phenomenon. A ruptured fetal sac was observed on the ground having two fetuses. On autopsy, full-grown fetuses were found. Their bodies were separated. There was no congenital anomaly or any malformation in the fetuses. According to the reported chronology in human twins, we hypothesized that the blastocyst splitted before 13 days as it was monoamniotic and not conjoined. If the embryo splits within 4 to 8 days, it develops two amniotic sacs, and splitting after 13 days develops conjoined fetuses. To the authors\' knowledge, this is the first reported case of monoamniotic twin abortion in dromedary camels. This report will increase awareness among practicing veterinarians and camel breeders about twin abortions.
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  • 文章类型: Journal Article
    对药物使用和堕胎护理的惩罚性政策反应是对人身自由和身体自主权的直接攻击。在这篇文章中,我们利用“辛迪加”的概念来预测针对使用毒品的人和寻求堕胎服务的人的已经协同的污名将如何进一步加剧Dobbs的决定。
    Punitive policy responses to substance use and to abortion care constitute direct attacks on personal liberty and bodily autonomy. In this article, we leverage the concept of \"syndemics\" to anticipate how the already synergistic stigmas against people who use drugs and people who seek abortion services will be further compounded the Dobbs decision.
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