Publications by authors named "Anibal Nieto"

Research Question: What is the fecundity rate among fertile couples, and which factors influence it?

Design: Retrospective study of all puerperae attending Cruces University Hospital Human Reproduction Unit over 9 months. An anonymous questionnaire was circulated to all patients, and 2510 valid completed questionnaires were collected. The main inclusion criterion was natural conception resulting in delivery.

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Article Synopsis
  • This project is focused on creating eligibility criteria for menopausal hormone therapy (MHT), modeled after existing contraception guidelines.
  • A consortium of scientific societies, led by the Spanish Menopause Society, conducted extensive research including 14 systematic reviews and 32 meta-analyses to assess MHT's safety across various health conditions.
  • The results culminated in a structured eligibility framework categorizing MHT use from unrestricted to contraindicated, based on WHO standards and evaluated quality of evidence, aimed at aiding healthcare professionals in making informed decisions.
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Background: Cytoreductive surgery (CRS) and administration of hyperthermic intraperitoneal chemotherapy (HIPEC) have shown their efficacy in multiple malignancies and also could offer a prognostic benefit for patients with advanced ovarian cancer.

Methods: A prospective, single-center, parallel-group, randomized phase 3 clinical trial analyzed patients with a diagnosis of carcinomatosis from ovarian cancer treated with neoadjuvant systemic chemotherapy (NACT). In this trial, 71 patients were randomized to receive CRS alone (36 patients) or CRS with HIPEC (35 patients) using cisplatin (75 mg/m for 60 min at 42 °C).

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Background: The main objective of this study was to evaluate the differences between cisplatin and paclitaxel in the development of postoperative renal toxicity, using as a reference the RIFLE (Risk, Injury, Insufficiency, Loss, and End-stage renal function) and AKIN (Acute Kidney Injury Network) criteria in patients with primary or recurrent ovarian cancer with peritoneal dissemination treated with cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (HIPEC).

Methods: One hundred fifty-two patients who were treated between December 2007 and June 2017 were analyzed.

Results: Patients who received previous platinum-based chemotherapy had higher baseline creatinine levels than those who had not (p = 0.

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In patients with platinum sensitive recurrent ovarian cancer selected for a secondary cytoreduction, the use of prognostic scores allows predicting the possibilities of a new complete cytoreduction. The aim of this work is to evaluate the usefulness of PSDSSov, the AGO-score and the TIAN-model as prognostic tools in these patients. Sixty four patients with recurrent platinum sensitive ovarian cancer treated by cytoreduction and HIPEC were analyzed between January 2008 and December 2016.

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Objective: The aim of this study was to analyse the differences in the phospholipid composition of very low density (VLDL), low density (LDL) and high density lipoprotein (HDL) monolayers in pregnant lean and obese women.

Methods: LDL, HDL, and VLDL were isolated from plasma samples of 10 lean and 10 obese pregnant women, and their species composition of phosphatidylcholines (PC) and sphingomyelins (SM) was analysed by liquid-chromatography tandem mass-spectrometry. Wilcoxon-Mann-Whitney U test and principal component analysis (PCA) were used to investigate if metabolite profiles differed between the lean/obese group and between lipoprotein species.

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Research Question: Is anogenital distance (AGD) a useful clinical tool for predicting polycystic ovarian syndrome (PCOS) and its main National Institutes of Health (NIH) phenotypes?

Design: Case-control study conducted between September 2014 and May 2016 at the Department of Obstetrics and Gynecology of the University Clinical Hospital 'Virgen de la Arrixaca' in the Murcia region (south-eastern Spain). One hundred and twenty-six cases of PCOS and 159 controls without PCOS were included. AGD measurements were taken from the anterior clitoral surface to the upper verge of the anus (AGD), and from the posterior fourchette to the upper verge of the anus (AGD).

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Objective: To assess the predictive ability of a combination of anogenital distance (AGD) and anti-Müllerian hormone (AMH) to diagnosis the presence of endometriosis without surgery.

Methods: The present study included women diagnosed with endometriosis and a control group who attended the "Virgen de la Arrixaca" University Hospital, Murcia, Spain, between September 1, 2014, and May 31, 2015. Serum concentrations of AMH were measured, and two AGD measurements were obtained: from the anterior clitoral surface to the upper verge of the anus (AGD ), and from the posterior fourchette to the upper verge of the anus (AGD ).

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Anogenital distance (AGD) is a sexually dimorphic attribute, twice longer in males than in females, and a marker of intrauterine hormonal environment. Interest in AGD measurements is increasing due to mounting evidence on their potential clinical implications. A parallel set of perineal measurements, the Pelvic Organ Prolapse Quantification System (POP-Q), include similar, but not exactly the same, landmarks: the perineal body (PB) and the genital hiatus (GH) lengths.

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With the development of assisted reproductive technology and the ethical limitations of research on humans, rat animal models have been widely used in reproductive medicine. In the past, the study of reproductive system development in rodents has been based on one-time histological examination of excised tissues. Recently, with the development of high-resolution transabdominal ultrasound, high-quality sonography can now be performed to evaluate the reproductive organs of rats, allowing a new method for studying the reproductive system.

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Study Question: Is polycystic ovary syndrome (PCOS) associated with anogenital distance (AGD), a biomarker of fetal androgen exposure, in adult Mediterranean women?

Summary Answer: Longer AGD is associated with PCOS in adult Mediterranean women.

What Is Known Already: AGD is a biomarker of prenatal androgen milieu. Human observational studies have reported that associations between AGD and reproductive parameters in both sexes.

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Article Synopsis
  • - A study investigated the relationship between anogenital distance (AGD) and endometriosis, suggesting that AGD could help in diagnosing the condition.
  • - Conducted at a hospital in Spain, the research involved 114 women with endometriosis and 105 control participants, measuring AGD to see if it correlated with the presence and type of endometriosis.
  • - The results showed that AGD was significantly linked to endometriomas and deep infiltrating endometriosis (DIE), with high accuracy in distinguishing between these conditions, indicating its potential as a valuable clinical tool.
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Objective: To compare the time in the third stage of labour, differences in maternal hematologic parameters 48h after birth and acid-base status in the umbilical cord between the early cord clamping (ECC) and delayed cord clamping (DCC).

Study Design: 97 healthy pregnancies at term and a spontaneous vertex delivery at Clinic University Hospital "Virgen de la Arrixaca" (Murcia, Spain), were randomized to ECC group (<10s post-delivery) or to DCC group (2min post-delivery). Duration of the third stage of labour was measured.

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Study Question: Is the length of the anogenital distance (AGD), a biomarker of the in-utero prenatal hormonal environment, associated with the presence of endometriomas and deep infiltrating endometriosis (DIE)?

Summary Answer: Shorter AGD is associated with presence of endometriomas and DIE.

What Is Known Already: It is debated whether hormonal exposure to estrogens in utero may be a risk factor for endometriosis in adulthood. AGD is a biomarker of prenatal hormonal environment and observational studies have shown an association between AGD and reproductive parameters in both sexes.

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Introduction: The consequences of vulvar disorders in terms of health, sexuality, and quality of life are usually undervalued, with disparities in the conceptual, diagnosis and treatment criteria.

Aim: The objective of this guide will be to analyse the factors associated with the diagnosis and treatment of vulvar disorders and to provide recommendations for the most appropriate diagnostic and therapeutic measures.

Methodology: A panel of experts from various Spanish scientific societies related to sexual health (Spanish Menopause Society [SMS] and the Asociación Española de Patología Cervical y Colposcopia [AEPCC]) met to reach a consensus on these issues and to decide the optimal timing and methods based on the best evidence available.

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Objective: The objective of this study was to determine the contribution of uterine (UtA) and umbilical arteries (UA) Doppler examination at 28 weeks to predict adverse pregnancy outcomes in women who had increased resistance in UtA in the early second trimester.

Methods: Women with UtA mean pulsatility index (PI) above the 95th centile at 19-22 weeks of gestation were offered a growth scan including Doppler examination of UtA and UA at 28 weeks. Adverse pregnancy outcomes included small for gestational age (SGA), defined as birth weight below the tenth centile, preeclampsia (PE) and early-onset PE (PE before 34 weeks).

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Objective: The aim of this study was to determine the clinical utility of Doppler assessment of the umbilical artery in the second trimester scan for predicting adverse pregnancy outcomes.

Methods: Singleton pregnancies that had undergone routine anomaly scan at 19 to 22 weeks of gestation with umbilical and uterine artery Doppler measurements. Receiver operating characteristic curves were constructed to evaluate the ability of umbilical artery pulsatility index (PI) to predict small for gestational age and preeclampsia.

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Objective: To evaluate the efficacy and safety of prophylactic misoprostol use at cesarean delivery for reducing intraoperative and postoperative hemorrhage.

Study Design: Systematic review and metaanalysis of randomized controlled trials.

Results: Seventeen studies (3174 women) were included of which 7 evaluated misoprostol vs oxytocin and 8 evaluated misoprostol plus oxytocin vs oxytocin alone.

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