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Voltage-Gated Calcium Channels and the Parity-Dependent Differential Uterine Response to Oxytocin in Rats. 电压门控钙通道与大鼠子宫对催产素的不同反应
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-13 DOI: 10.1007/s43032-024-01765-8
Korie Sondgeroth, Elisabeth Boyman, Riya Pathare, Maura Porta
{"title":"Voltage-Gated Calcium Channels and the Parity-Dependent Differential Uterine Response to Oxytocin in Rats.","authors":"Korie Sondgeroth, Elisabeth Boyman, Riya Pathare, Maura Porta","doi":"10.1007/s43032-024-01765-8","DOIUrl":"https://doi.org/10.1007/s43032-024-01765-8","url":null,"abstract":"<p><p>The experience of pregnancy affects uterine function well beyond delivery. We previously demonstrated that the response to oxytocin is more robust in the uteri of proven breeder rats. This study investigates the contribution of T-type calcium channels (TTCCs) and L-type calcium channels (LTCCs) to the distinct response of virgin (V) and proven breeder (PB) rat uteri to oxytocin. Dose-inhibition responses to mibefradil (TTCC inhibitor) and verapamil (LTCC inhibitor) were conducted on isolated V and PB uterine strips. These experiments were followed by dose-response curves to oxytocin (10-10 to 10-5 M) in the presence of 10 µM of each inhibitor. Area-under-the-curve (AUC), amplitude, frequency, and duration of contractions were measured. V uteri generally showed a greater dependence on VGCCs, especially TTCCs. However, PB uteri exhibited a stronger frequency response to oxytocin. Blocking TTCCs had a more pronounced impact on the differential oxytocin response, particularly affecting the frequency component of contractions. The stronger frequency response in PB uteri may be due to a higher concentration of TTCCs in their myometrial pacemaker cells. This study provides supporting evidence that pregnancy induces lasting changes in uterine calcium handling. Our findings suggest that TTCCs play a more important role than LTCC in the parity-dependent differential response to oxytocin. The impact of ORAI and TRP channels still needs to be evaluated, to gain a more comprehensive understanding of the relative impact of voltage-gated calcium channels vs. storage-operated calcium entry channels on this phenomenon.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142979822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nipecotic Acid Ameliorates Letrozole Induced Poly Cystic Ovarian Syndrome in Female Virgin Wistar Rats by Modulating Hypothalamic-Pituitary-Gonadal (HPG) Axis Regulated by GABA. Nipecotic酸通过调节GABA调控的下丘脑-垂体-性腺轴改善来曲唑诱导的雌性处女Wistar大鼠多囊卵巢综合征。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-10 DOI: 10.1007/s43032-024-01771-w
Samreen Fatima, Lucy Mohapatra, Deepak Mishra, Alok S Tripathi, Anwar Khan
{"title":"Nipecotic Acid Ameliorates Letrozole Induced Poly Cystic Ovarian Syndrome in Female Virgin Wistar Rats by Modulating Hypothalamic-Pituitary-Gonadal (HPG) Axis Regulated by GABA.","authors":"Samreen Fatima, Lucy Mohapatra, Deepak Mishra, Alok S Tripathi, Anwar Khan","doi":"10.1007/s43032-024-01771-w","DOIUrl":"https://doi.org/10.1007/s43032-024-01771-w","url":null,"abstract":"<p><p>PCOS is a common endocrine disorder in women particularly in their reproductive age. GABA has been implicated in the pathogenesis of PCOS through its central role in the hypothalamus. Hence, in this study we investigated the effect of Nipecotic acid (NPA) in Letrozole induced PCOS in female Wistar rats as NPA has been proven as a GABA uptake inhibitor. In this study 30 female Wistar rats were divided into 5 groups each group containing 6 animals and treated as follows-Healthy control: Vehicle, 0.5% carboxymethylcellulose (CMC); Diseased control: Letrozole 1 mg/kg orally in 0.5% CMC; Test group-1: Letrozole + NPA (2.5 mg/kg i.p.); Test group-2: Letrozole + NPA (5 mg/kg i.p.) and Standard group: Letrozole + Clomiphene citrate (1 mg/kg in 0.5% CMC orally). Body weight, feed intake, water intake and vaginal smear was recorded on daily basis till the completion of the treatment tenure, whereas serum oestrogen, testosterone and GABA; ovary and uterus histopathology; lipid profile; OGTT; GsH, MDA and TNF-alpha in ovary tissue were estimated in the end of the treatment tenure. NPA treated groups demonstrated an improvement in the irregularities of the oestrous cycle with respect to PCOS control group. Further, NPA at both doses significantly (p < 0.001) reduced oxidative stress and inflammation in the ovary. It significantly (p < 0.001) reduced the serum testosterone and significantly (p < 0.001) elevated the serum oestrogen level. Histopathological reports depicted NPA reduced follicular cysts and promoted ovulation. These results emphasize the possibility of NPA as a treatment option for PCOS related reproductive and metabolic disorders, addressing the unmet need for effective PCOS management.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142966281","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fluoxetine Mitigates Human Sperm Quality by Disrupting the Antioxidant Defense System and Altering the Expression of Apoptosis-Related Genes: An In Vitro Study. 氟西汀通过破坏抗氧化防御系统和改变细胞凋亡相关基因的表达来降低人类精子质量:一项体外研究
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-09 DOI: 10.1007/s43032-024-01760-z
Zahra Roostaee, Malek Soleimani Mehranjani, Ebrahim Cheraghi
{"title":"Fluoxetine Mitigates Human Sperm Quality by Disrupting the Antioxidant Defense System and Altering the Expression of Apoptosis-Related Genes: An In Vitro Study.","authors":"Zahra Roostaee, Malek Soleimani Mehranjani, Ebrahim Cheraghi","doi":"10.1007/s43032-024-01760-z","DOIUrl":"https://doi.org/10.1007/s43032-024-01760-z","url":null,"abstract":"<p><p>Fluoxetine is used in the management of depression, anxiety and other mood disorders by increasing serotonin levels in the brain and can cause sexual side effects by changing the homeostasis of sex hormones and increasing oxidative stress. Since many men who take fluoxetine are of reproductive age and sperm are exposed to fluoxetine for a considerable time, this study aimed to examine the in vitro effects of fluoxetine on human sperm biochemical markers and sperm parameters. Semen samples from 30 fertile men were divided into three groups: a positive control group, a negative control group and a fluoxetine-treated group. We investigated sperm parameters, mitochondrial membrane potential (MMP), acrosome reaction, DNA fragmentation, chromatin integrity, and the expression of CASPASE8, CASPASE9, BAX, and BCL2 genes and proteins. Data were analyzed using repeated measures analysis. The results showed that the average percentage of motility, viability, MMP, acrosome and chromatin integrity, total antioxidant capacity (TAC) level, and BCL2 gene and protein expression in the fluoxetine group were significantly reduced compared to the positive and negative control groups. While the average percentage of non-progressive motility, sperm DNA fragmentation, malondialdehyde (MDA) level, reactive oxygen species (ROS), gene and proteins expression of CASPASE8, CASPASE9 and BAX increased significantly. This study suggests that fluoxetine may impair sperm quality by increasing the expression of apoptotic genes, proteins, and oxidative stress. Therefore, careful management of fluoxetine in treating depression is crucial, especially in men of reproductive age, due to its potential sexual side effects. HIGHLIGHTS: • Fluoxetine reduces the quality of human sperm by inducing oxidative stress. • Fluoxetine lowers the total antioxidant capacity in human sperm by increasing ROS. • Fluoxetine increases the expression of apoptosis genes in human sperm.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142954093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultra-Fast Warming Procedure of Vitrified Blastocysts Results in Maintained Embryology and Clinical Outcomes. 玻璃化囊胚的超高速加热过程对维持胚胎学和临床结果的影响。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-09 DOI: 10.1007/s43032-024-01762-x
Jenna Lammers, Arnaud Reignier, Sophie Loubersac, Maxime Chaillot, Thomas Freour
{"title":"Ultra-Fast Warming Procedure of Vitrified Blastocysts Results in Maintained Embryology and Clinical Outcomes.","authors":"Jenna Lammers, Arnaud Reignier, Sophie Loubersac, Maxime Chaillot, Thomas Freour","doi":"10.1007/s43032-024-01762-x","DOIUrl":"https://doi.org/10.1007/s43032-024-01762-x","url":null,"abstract":"<p><p>Vitrification has revolutionized embryo cryopreservation, but represents a significant workload in the IVF lab. We evaluated here an ultrafast blastocyst warming procedure in order to improve workflow while maintaining clinical outcome. We first evaluated the expression of main markers of lineage specification in a subset of blastocysts donated to research warmed with ultrafast protocol. We then performed a prospective pseudo-randomized pilot study comparing blastocyst survival, reexpansion and live birth rates between standard (3 steps, 15 min), and ultrafast warming protocol (1 step, 2 min). Finally, survival, reexpansion and live birth rates (LBR) obtained with ultrafast warming protocol were prospectively collected during 3 months and compared with previous indicators. Immunofluorescence experiments showed that staining and spatial organization of cell fate markers were conserved with ultrafast protocol. Survival, reexpansion and LBR were strictly comparable between standard (n = 47 cycles) and ultrafast (n = 39 cycles) groups in the pilot study (100 vs 100%, 80 vs 76% and 29.8 vs 30.7% in standard and simplified groups respectively). Survival, expansion and LBR obtained with the ultrafast warming protocol over the next 3-month period (321 cycles, 336 embryos) were comparable with those obtained with the standard protocol throughout the 6 months (547 FBT cycles, 578 embryos) preceding shifting protocol (97.6 and 29.6% vs 97.8 and 28.3% respectively, p > 0.05 for both). In conclusion, using an ultrafast blastocyst warming procedure results in similar embryology and clinical outcomes compared with standard protocol, but significantly shortens the technical procedure, ultimately improving the overall lab's workflow.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142954096","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Only Children by Choice vs. Only Children by Circumstances: Why Do Some Women Have Only One Child? 选择生独生子女vs.环境生独生子女:为什么有些妇女只生一个孩子?
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-08 DOI: 10.1007/s43032-024-01767-6
Satoshi Kanazawa, Yoko Awata
{"title":"Only Children by Choice vs. Only Children by Circumstances: Why Do Some Women Have Only One Child?","authors":"Satoshi Kanazawa, Yoko Awata","doi":"10.1007/s43032-024-01767-6","DOIUrl":"https://doi.org/10.1007/s43032-024-01767-6","url":null,"abstract":"<p><p>In an attempt to stimulate further theory and research on only children, we introduce two conceptual distinctions: Only children as independent variables vs. only children as dependent variables; and only children by choice vs. only children by circumstances. What little scientific research exists on only children to date focuses almost exclusively on only children as independent variables and fails to make a distinction between only children by choice and only children by circumstances. A focus on only children by choice as dependent variables explores the question of why some women choose to have only one child. As an empirical illustration, analyses of prospectively longitudinal data with a nationally representative sample in the United Kingdom (National Child Development Study) show that women who experience pregnancy complications are significantly less likely to have another child and significantly more likely to have only one child. Our results suggest that increased chances of pregnancy complications that American women now experience alone can explain about 10% of the increase in the number of only children in the United States in the last half century. If certain genes incline women to have pregnancy complications, it is possible that only children by circumstances are genetically more similar to children with siblings than to only children by choice.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142954095","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Matrix Metallopeptidase 9 Promotes Contraction in Human Uterine Myometrium. 基质金属肽酶9促进人子宫肌层收缩。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-08 DOI: 10.1007/s43032-024-01778-3
Craig C Ulrich, Lauren L Parker, Janet A Lambert, Lexa Baldwin, Iain L O Buxton, Neda Etezadi-Amoli, Normand Leblanc, Heather R Burkin
{"title":"Matrix Metallopeptidase 9 Promotes Contraction in Human Uterine Myometrium.","authors":"Craig C Ulrich, Lauren L Parker, Janet A Lambert, Lexa Baldwin, Iain L O Buxton, Neda Etezadi-Amoli, Normand Leblanc, Heather R Burkin","doi":"10.1007/s43032-024-01778-3","DOIUrl":"https://doi.org/10.1007/s43032-024-01778-3","url":null,"abstract":"<p><p>Matrix metallopeptidase 9 (MMP9) is a secreted zinc-dependent peptidase known for extracellular remodeling. MMP9 is elevated in tissues from women experiencing preterm labor, and previous research has shown that the addition of combined matrix metallopeptidases 2 and 9 (MMP2/9) enhances uterine contractions. We hypothesized that adding MMP9 alone would enhance myometrial contractions and that specific MMP9 inhibition would suppress uterine contractions. In myometrial tissue from women undergoing term Caesarean sections, we observed an increased contractile response as measured by area under the curve over time in tissues treated with MMP9 compared to vehicle-treated controls (p = 0.0003). This effect was primarily due to increased contraction frequency in MMP9-treated tissues compared to controls (p < 0.0001). Specific inhibition of MMP9 with the highly selective MMP9 inhibitor 1 (AG-L-66085) reduced contractile responses in myometrial tissues from pregnant women. We observed a reduction in the oxytocin-induced contractile response as measured by area under the curve over time (p < 0.0001) and contraction amplitude (p < 0.0068) in AG-L-66085-treated tissues compared to vehicle-treated controls. To determine the effects of MMP9 inhibition in the absence of exogenous oxytocin, we tested the effects of AG-L-66085 on spontaneous contractions. The area under the curve (p = 0.0415) and amplitude (p = 0.0354) of spontaneous contractions were reduced in response to 1 μM AG-L-66085, and the inhibitory effects increased as the AG-L-66085 concentration increased. Together, these data support the hypothesis that elevated MMP9 promotes myometrial contractions and labor, while its inhibition promotes relaxation.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142954094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Multimodal Approach to Symptomatic Endometriosis: A Proposed Algorithm for Clinical Management. 多模式治疗症状性子宫内膜异位症:一种临床管理的建议算法。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-07 DOI: 10.1007/s43032-024-01763-w
Giulia Emily Cetera, Camilla Erminia Maria Merli, Paolo Vercellini
{"title":"A Multimodal Approach to Symptomatic Endometriosis: A Proposed Algorithm for Clinical Management.","authors":"Giulia Emily Cetera, Camilla Erminia Maria Merli, Paolo Vercellini","doi":"10.1007/s43032-024-01763-w","DOIUrl":"https://doi.org/10.1007/s43032-024-01763-w","url":null,"abstract":"<p><p>Recent research has proven that peripheral (PS) and central sensitization (CS), mental health, and myofascial dysfunction all play a role, alongside nociception, in the genesis and in the perpetuation of endometriosis' symptoms. However, such components of pain are still largely ignored in clinical practice, although not considering such contributors may entail serious consequences on women's health, including the choice of unnecessary surgery and leaving the real causes of pain untreated. At the present time, we are facing a paradox by which 25-40% of women who undergo laparoscopic surgery for pelvic pain do not have an obvious diagnosis, while the percentage of women with endometriosis who have signs of CS, of depressive or anxiety disorders, or who have an increased pelvic muscle tone ammounts to 41-55%, 15-88% and 28-73%, respectively. Moving from the widely-accepted stepwise approach suggested for endometriosis management, which consists in the initial prescription of low-dose combined oral contraceptives (COCs) or of a progestin monotherapy, followed by GnRH analogues and, ultimately, by surgery, when COCs and progestins have proven ineffective or are not tolerated or contraindicated, we propose an integration of such model which takes into account the identification and the simultaneous treatment of all pain contributors. Our objective is to encourage physicians' awareness of the need of a multidisciplinary, multimodal approach to endometriosis-related pain, and ultimately to promote a reduction in the number of unnecessary surgeries.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142954080","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hysteroscopic Endometrial Defect Following Adenomyomectomy and Incidence of Placenta Accreta Spectrum and Uterine Rupture Complications for Subsequent Pregnancy. 子宫腺肌瘤切除术后宫腔镜下子宫内膜缺损及妊娠后累赘胎盘谱和子宫破裂并发症的发生率。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-06 DOI: 10.1007/s43032-024-01758-7
Mari Ichinose, Takayuki Iriyama, Osamu Hiraike, Seisuke Sayama, Ayako Hashimoto, Kensuke Suzuki, Mitsunori Matsuo, Masatake Toshimitsu, Takahiro Seyama, Kenbun Sone, Keiichi Kumasawa, Yasushi Hirota, Yutaka Osuga
{"title":"Hysteroscopic Endometrial Defect Following Adenomyomectomy and Incidence of Placenta Accreta Spectrum and Uterine Rupture Complications for Subsequent Pregnancy.","authors":"Mari Ichinose, Takayuki Iriyama, Osamu Hiraike, Seisuke Sayama, Ayako Hashimoto, Kensuke Suzuki, Mitsunori Matsuo, Masatake Toshimitsu, Takahiro Seyama, Kenbun Sone, Keiichi Kumasawa, Yasushi Hirota, Yutaka Osuga","doi":"10.1007/s43032-024-01758-7","DOIUrl":"https://doi.org/10.1007/s43032-024-01758-7","url":null,"abstract":"<p><p>Adenomyomectomy, a therapeutic option for women with adenomyosis who wish to preserve their fertility, has been reported to pose a risk of developing placenta accreta spectrum (PAS) and uterine rupture in future pregnancies. However, the specific clinical factors contributing to these occurrences remain elusive. This study aimed to explore the association between hysteroscopic findings after adenomyomectomy and the incidence of PAS in subsequent pregnancies. We conducted a retrospective analysis of 10 patients (11 pregnancies) who had undergone hysteroscopy following adenomyomectomy and had later delivered at our hospital. In 6/10 patients, postoperative hysteroscopy revealed endometrial defects. However, subsequent evaluations confirmed endometrial restoration within 7-21 months, with five patients achieving pregnancy afterward. The only other patient conceived naturally without waiting for endometrial restoration, resulting in uterine rupture from the site of the placenta percreta. The incidence of clinically diagnosed PAS during cesarean section was 100% (1/1) in pregnancies with preconceptional endometrial defects, 20% (1/5) in those with endometrial restoration, and 0% (0/5) in pregnancies without endometrial defects. Similarly, the incidence of pathologically diagnosed PAS was 100% (1/1), 60% (3/5), and 20% (1/5) in these groups, respectively. Thus, endometrial defects were frequently detected after adenomyomectomy and recovered over time, whereas one patient without endometrial restoration developed uterine rupture complicated by PAS. This study demonstrates that while the presence of an endometrial defect identified by postoperative hysteroscopy may be a risk factor for the occurrence of PAS in subsequent pregnancies, allowing sufficient recovery time for the endometrium may help reduce the risk of uterine rupture.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":""},"PeriodicalIF":2.6,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143009481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Predicting Late-Term Pregnancy: The Role of Corrected Fetal Adrenal Gland Volume in Low-Risk Pregnants. 预测晚期妊娠:胎儿肾上腺体积校正在低风险孕妇中的作用。
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.1007/s43032-024-01735-0
Wassan Nori, Wisam Akram, Shaymaa Khalid Abdulqader, Taghreed Al-Haidari
{"title":"Predicting Late-Term Pregnancy: The Role of Corrected Fetal Adrenal Gland Volume in Low-Risk Pregnants.","authors":"Wassan Nori, Wisam Akram, Shaymaa Khalid Abdulqader, Taghreed Al-Haidari","doi":"10.1007/s43032-024-01735-0","DOIUrl":"10.1007/s43032-024-01735-0","url":null,"abstract":"<p><p>Late-term pregnancy is commonly seen in obstetrics and is linked to adverse outcomes. Corrected fetal adrenal gland volume (cAGV) is an ultrasound marker that was used to predict preterm labor. The objective was to determine whether cAGV, in conjunction with other maternal risk factors, could predict late-term pregnancy among low-risk pregnant women in order to improve obstetric care. A prospective study recruited 177 low-risk primigravida women. Ultrasound-based cAGV was calculated for all participants at 37 weeks. Participants were followed until the day of delivery; accordingly, they were divided into two groups: Control group (137/177) delivered at term (37 + 0/7-40 + 6/7) weeks and late-term group (40/177) who delivered at (41 + 0/7-41 + 6/7) weeks. Maternal age, body mass index (BMI), and gestational age were collected for all participants alongside ultrasound data such as fetal biometry, gender, and estimated fetal weight. The participants' mean age was (27.32 ± 5.17) years. The cAGV was significantly lower among pregnant women who passed their due dates and was inversely correlated to the gestational age (r = - 0.6, P < 0.001). The cAGV exhibited a high probability of predicting late-term pregnancy (OR = 3.47; 95% CI = 1.37 to 8.79; P = 0.009). In contrast, maternal age, maternal BMI, and the presence of a male fetus did not demonstrate any significance as predictors. The cAGV cut-off value (≤ 277mm3/kg) predicted late-term pregnancy (P < 0.001) at a 77.5% sensitivity and 91.2% specificity. The cAGV can predict late-term pregnancy with good sensitivity and specificity. It is proposed as a promising tool for clinical use as non-invasive ultrasound obtained at no extra cost during routine 2-dimensional ultrasound examinations. More studies are warranted to explore further applications in improving feto-maternal outcomes among late-term pregnnat.</p>","PeriodicalId":20920,"journal":{"name":"Reproductive Sciences","volume":" ","pages":"131-138"},"PeriodicalIF":2.6,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142626908","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correlation Between Serum Markers and Midluteal Phase Doppler Assessment of Uterine Arterial Blood Flow in Unexplained Recurrent Pregnancy Loss. 不明原因复发性妊娠流产患者血清标志物与黄体中期多普勒子宫动脉血流评估之间的相关性
IF 2.6 3区 医学
Reproductive Sciences Pub Date : 2025-01-01 Epub Date: 2024-10-01 DOI: 10.1007/s43032-024-01704-7
Houqing Pang, Zhun Xiao, Zhongying Huang, Ouchan Hu
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