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Prenatal Diagnosis of Milroy's Syndrome 米罗伊综合征的产前诊断
Q4 Medicine Pub Date : 2022-07-01 DOI: 10.5005/jp-journals-10009-1929
E. Dosedla, Z. Ballová, P. Calda
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引用次数: 0
Recent Advances in the Assessment of Fetal Behavior in Preeclamptic Patients 子痫前期患者胎儿行为评估的最新进展
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1917
A. Kurjak, Edin Medjedović, Alma Suljević, Sabaheta Jonuzović-Prošić
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引用次数: 0
Fetal Brain Structure and CNS Anomalies 胎儿大脑结构与中枢神经系统异常
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1921
R. Pooh, M. Machida, N. Matsuzawa
As the brain is an organ that must be understood as a three-dimensional (3D) structure, and because the fetal skull ossifies in late pregnancy, it is difficult to depict detailed structures in the brain using conventional horizontal cross-sectional images captured by transabdominal ultrasound. However, there are large spaces such as anterior/posterior fontanels and sagittal sutures in the fetal skull. By using these spaces as a window for ultrasound, it becomes easier to observe the brain structure. Transvaginal fetal 3D neurosonography and transvaginal ultrasound have made it possible to observe congenital brain structural abnormalities and cortical dysgenesis in more detail. Transvaginal 3D ultrasound imaging has been reported to be effective in the evaluation of fetal brain structure. Images of normal brain development, intracerebral vascular architecture, brain malformations, brain disorders such as intracerebral hemorrhage and stroke, and abnormalities in cortical development have gradually revealed the previously unknown development and pathology of the fetal brain. Fetal 3D neurosonography provides information on the orientation of the fetal brain, brain development during pregnancy, the exact location of brain lesions, and the inner structure of the lesions. Detailed neuroimaging is now available for diagnosis of the central nervous system, and genetic tests such as chromosomal microarrays, exome sequencing, and genome sequencing add information on genetic causative factors. The combination of detailed neurosonography and molecular genetics has established a new interdisciplinary field of fetal neurology called “neurosonogenetics,” which will enable accurate perinatal management and care in the future.
由于大脑是一个必须被理解为三维(3D)结构的器官,并且由于胎儿颅骨在妊娠后期骨化,因此很难使用经腹超声捕获的传统水平横截面图像来描绘大脑的详细结构。然而,胎儿颅骨内有较大的间隙,如前/后囟门和矢状缝。通过使用这些空间作为超声波的窗口,可以更容易地观察大脑结构。经阴道胎儿三维神经超声和经阴道超声使更详细地观察先天性脑结构异常和皮质发育不良成为可能。据报道,经阴道三维超声成像在评估胎儿大脑结构方面是有效的。正常大脑发育、脑内血管结构、脑畸形、脑出血、脑卒中等脑部疾病以及皮质发育异常的图像逐渐揭示了胎儿大脑以前未知的发育和病理。胎儿3D神经超声提供胎儿大脑的方向、孕期大脑发育、大脑病变的确切位置和病变的内部结构等信息。详细的神经成像现在可用于中枢神经系统的诊断,基因测试如染色体微阵列,外显子组测序和基因组测序增加了遗传致病因素的信息。详细的神经超声检查和分子遗传学的结合已经建立了一个新的跨学科胎儿神经学领域,称为“神经超声遗传学”,这将在未来实现准确的围产期管理和护理。
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引用次数: 0
An Observational Study to Evaluate Single Deepest Vertical Pocket (SDP) and Color Doppler Indices (CDI) with Severity of Covid in Pregnant Women with COVID-19 评估新冠肺炎孕妇单个最深垂直袋(SDP)和彩色多普勒指数(CDI)与新冠肺炎严重程度的观察研究
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1911
R. Najam, Amita Azad, A. Lalwani
Aim: The present study was done for the assessment of the single deepest vertical pocket (SDP) and color Doppler indices (CDI) among COVID positive pregnant women to decide upon further management. Materials and method: A total of 102 patients were enrolled. The data collection was done by a single examiner following the protocol for the study. The study included confirmed COVID-19 positive pregnant patients. The inclusion standards were singleton pregnancy along with gestational age 28 weeks onward. Patients were divided on the basis of symptoms into asymptomatic and symptomatic subjects. Symptomatic subjects were further divided into mild, moderate, and severely symptomatic on the basis of established COVID guidelines. For the comparison of categorical variables, the analysis of Chi-square has been used. Results: The computation of Chi-square exhibited that the distribution of single deepest vertical pocket (SDP) score did not differ between asymptomatic and symptomatic subjects. Abnormal Doppler findings in the umbilical artery were found to be significantly more among subjects with severe COVID-19 symptoms compared to women with mild to moderate symptoms. Among women with abnormal Doppler, there were 6.3% vaginal and 93.7% cesarean deliveries. Mean APGAR at 1 minute and 5 minutes after birth was found to be 5.05 ± 1.09 and 3.16 ± 0.92 in asymptomatic and 5.24 ± 1.24 and 3.40 ± 1.02 in symptomatic patients, respectively. In symptomatic subjects, NICU admission was significantly more (54.0%) compared to asymptomatic subjects (16.0%). Conclusion: As the research has indicated that COVID-19-infected pregnant women may experience rapid and increasing placental insufficiency, it appears that a comprehensive assessment and management of the mother is required. © The Author(s). 2022 Open Access.
目的:本研究旨在评估COVID阳性孕妇的单个最深垂直袋(SDP)和彩色多普勒指数(CDI),以决定进一步的治疗。材料和方法:共有102名患者入选。数据收集由一名审查员按照研究方案进行。该研究包括确诊的新冠肺炎阳性孕妇。纳入标准为单胎妊娠和28周以后的胎龄。根据症状将患者分为无症状和有症状的受试者。根据既定的新冠肺炎指南,有症状的受试者被进一步分为轻度、中度和重度。为了比较分类变量,使用了卡方分析。结果:卡方计算显示,无症状和有症状受试者的单次最深垂直口袋(SDP)得分分布没有差异。研究发现,与轻度至中度症状的女性相比,患有严重新冠肺炎症状的受试者脐动脉多普勒异常明显增多。在多普勒异常的妇女中,阴道分娩占6.3%,剖宫产占93.7%。无症状患者出生后1分钟和5分钟的平均APGAR分别为5.05±1.09和3.16±0.92,有症状患者分别为5.24±1.24和3.40±1.02。在有症状的受试者中,新生儿重症监护室的入院率(54.0%)明显高于无症状受试者(16.0%)。结论:由于研究表明,感染新冠肺炎的孕妇可能会出现迅速增加的胎盘功能不全,因此似乎需要对母亲进行全面评估和管理。©作者。2022年开放获取。
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引用次数: 0
Ultrasound-guided Neuraxial Analgesia in Obstetrics 超声引导下产科神经轴镇痛
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1912
Edin Medjedović, E. Begić, N. Begić, Sabaheta Jonuzović-Prošić, Amela Muftić, Jasminka Kurtalic
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引用次数: 0
HDlive Silhouette Features of Multicystic Dysplastic Kidney 多囊性发育不良肾的HDlive剪影特征
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1918
K. Kanenishi, T. Miyake, Riko Takayoshi, Toshiyuki Hata
We present our experience of HDlive silhouette features of a fetal multicystic dysplastic kidney (MCDK) at 31 weeks and 1 day of gestation. Two-dimensional sonography revealed a left MCDK larger than the right normal kidney. HDlive silhouette showed multiple cysts of various sizes in the left big kidney on the left side of the spine. HDlive Flow with HDlive silhouette clearly demonstrated spatial relationships between bilateral kidneys and intra-abdominal vasculatures. HDlive silhouette may provide information on assessing the spatial recognition of fetal MCDK.
我们提出了我们的经验,HDlive轮廓特征胎儿多囊发育不良肾(MCDK)在妊娠31周和1天。二维超声显示左肾MCDK大于右正常肾。HDlive剪影显示脊柱左侧左侧大肾内多个大小不等的囊肿。HDlive血流与HDlive剪影清楚地显示了双侧肾脏和腹腔内血管之间的空间关系。HDlive剪影可能为评估胎儿MCDK的空间识别提供信息。
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引用次数: 0
Guidelines for Invasive Prenatal Procedures 侵入性产前程序指南
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1913
G. Monni, A. Iuculano, C. Peddes
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引用次数: 0
Recent Advances in 3D Assessment of Mullerian Anomalies Mullerian异常三维评估研究进展
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1916
A. Khurana
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引用次数: 0
Preimplantation Genetic Diagnosis 胚胎植入前遗传学诊断
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1920
Elitza Markova-Car, K. Pavelić
Preimplantation genetic diagnosis (PGD) or preimplantation genetic screening (PGS) is an early form of prenatal diagnosis which allows that, before the pregnancy has begun, embryos can be tested for genetic disorders. 1 The rationale behind the method lies in the removal of cells from early embryos and genetic analysis of these cells before being transferred to the uterus. This procedure offers an advantage for those couples having genetic disorders whose offspring has an increased risk of a specific genetic condition by helping in the delivery of a healthy baby or prevention of repeated spontaneous abortions. 2 As a result, PGS has developed as a valuable tool for enhancing pregnancy success with assisted reproductive technologies. 3 In fact, PGD may possibly be suggested for any disorder for which molecular testing can be performed.
植入前遗传学诊断(PGD)或植入前遗传学筛查(PGS)是产前诊断的一种早期形式,它允许在怀孕开始之前对胚胎进行遗传疾病检测。该方法背后的原理在于从早期胚胎中取出细胞,并在将这些细胞转移到子宫之前对其进行遗传分析。对于那些有遗传病的夫妇,他们的后代患某种特定遗传病的风险增加,这种程序通过帮助分娩健康婴儿或防止反复自然流产,为他们提供了一个优势。因此,PGS已发展成为辅助生殖技术提高妊娠成功率的宝贵工具。事实上,PGD可能被建议用于任何可以进行分子检测的疾病。
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引用次数: 0
Three-dimensional SlowflowHD for Assessment of Fetal Organ and Placental Microvasculature 三维慢流whd评估胎儿器官和胎盘微血管
Q4 Medicine Pub Date : 2022-04-22 DOI: 10.5005/jp-journals-10009-1915
Toshiyuki Hata, T. Miyake, Riko Takayoshi, Aya Koyanagi, Tomomi Yamanishi, Saori Bouno, Tomomi Kawahara, Miyuki Konishi
Objective: To demonstrate spatial fetal organ and placental microvasculature using three-dimensional (3D) Slow flow HD. Methods: Seventy normal pregnancies at 11−39 weeks of gestation were studied to demonstrate spatial fetal organ (brain, lung, liver, spleen, adrenal gland, and kidney) and placental microvasculature using 3D Slow flow HD with a new transabdominal mechanical matrix probe. Results: In the first trimester of pregnancy, the whole-body vascularity of the fetus could be clearly depicted. Fetal intracranial vascularity including brain arteries and the venous system could be clearly identified. Characteristic spatial microvasculature of the fetal lung, liver, spleen, adrenal gland, and kidney could be clearly recognized. The microvasculature density of each organ increased with advancing gestation. Spatial relationships among fetal organs were also noted. The increased density of the placental microvasculature with advancing gestation was evident. Conclusion: 3D Slow flow HD can clearly demonstrate spatial fetal organ and placental microvasculature. This modality may provide novel information on normal and abnormal developments of fetal organs and the placenta in clinical practice and future research.
目的:利用三维(3D)慢流HD显示胎儿器官和胎盘微血管的空间分布。方法:对70例妊娠11~39周的正常妊娠进行研究,使用新型经腹部机械基质探针的3D慢流HD显示胎儿的空间器官(脑、肺、肝、脾、肾上腺和肾)和胎盘微血管。结果:在妊娠的前三个月,胎儿的全身血管可以清晰地描绘出来。胎儿颅内血管系统,包括脑动脉和静脉系统,可以清楚地识别。胎儿肺、肝、脾、肾上腺和肾脏的特征性空间微血管可以清楚地识别。每个器官的微血管密度随着妊娠期的延长而增加。还注意到胎儿器官之间的空间关系。随着妊娠的进展,胎盘微血管密度明显增加。结论:三维慢流HD能清晰显示胎儿空间器官及胎盘微血管。这种模式可能在临床实践和未来的研究中提供有关胎儿器官和胎盘正常和异常发育的新信息。
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引用次数: 1
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Donald School Journal of Ultrasound in Obstetrics and Gynecology
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