Roberto Matorras

other 2025

Impact of Physical Activity on Ovarian Response: A Prospective Study Among In Vitro Fertilization Patients

Cureus ·doi:10.7759/cureus.98640

Introduction Scientific evidence has shown that regular physical activity (PA) is beneficial to health. However, no consensus has been reached on the association between PA and the success rates of assisted reproduction treatments. The purp…

article 2022

Endometriosis Increases the Risk of Placenta Previa in Both IVF Pregnancies and the General Obstetric Population

Reproductive sciences (Thousand Oaks, Calif.) ·doi:10.1007/s43032-022-01054-2

Is there a relationship between endometriosis and placenta previa (PP)? To investigate if there is a relationship between endometriosis and PP, a retrospective study was carried out, using prospectively recorded data from two different data…

article 2020

WITHDRAWN: Endometriosis is a risk factor of placenta previa: consistence between two different registers of cesarean sections from one same hospital.

·doi:10.1016/j.rbmo.2020.10.016

review 2020

Women’s vitamin D levels and IVF results: a systematic review of the literature and meta-analysis, considering three categories of vitamin status (replete, insufficient and deficient)

·doi:10.1080/14647273.2020.1807618

fertilisation (IVF) results, a meta-analysis of 15 cohort studies of 3711 women undergoing IVF was performed. Women were classified into three groups according their vitamin D levels (≥30 ng/mL considered replete/sufficient; 21-29 ng/mL ins…

article 2019

Systematic review and critical appraisal of current endometriosis guidelines including 2018 Spanish endometriosis guideline with four evaluation methods

·doi:10.1016/j.fertnstert.2019.07.924

article 2017

Mu opioid receptor in the human endometrium: dynamics of its expression and localization during the menstrual cycle

Fertility and sterility ·doi:10.1016/j.fertnstert.2017.01.020

other 2014

Failure of intrauterine insemination as rescue treatment in low responders with adequate HCG timing with no oocytes retrieved

Reproductive biomedicine online ·doi:10.1016/j.rbmo.2014.07.020

In this retrospective study, the efficiency of carrying out rescue intrauterine insemination (IUI) in low-responder patients undergoing IVF when no oocytes were retrieved after follicular aspiration and when HCG timing was adequate was anal…

article 2012

Efficacy of the levonorgestrel-releasing intrauterine device in the treatment of recurrent pelvic pain in multitreated endometriosis.

The Journal of reproductive medicine

OBJECTIVE: To assess the value of the levonorgestrel-releasing intrauterine device (LNG-IUD) in the treatment of pelvic pain in patients with endometriosis in which previous medical and surgical treatments have failed. STUDY DESIGN: This pr…

book-chapter 2010

Epidemiology of Endometriosis

·doi:10.5005/jp/books/11032_2

article 2010

Fertility in women with minimal endometriosis compared with normal women was assessed by means of a donor insemination program in unstimulated cycles

American journal of obstetrics and gynecology ·doi:10.1016/j.ajog.2010.05.019

article 2009

Comprehensive Proteomic Analysis of Human Endometrial Fluid Aspirate

Journal of proteome research ·doi:10.1021/pr9004426

The endometrial fluid is a noninvasive sample which contains numerous secreted proteins representative of endometrial function and reflects the state of the endometrium. In this study, we describe, for the first time, a comprehensive catalo…

article 2008

Endometrial fluid is a specific and non-invasive biological sample for protein biomarker identification in endometriosis

Human Reproduction ·doi:10.1093/humrep/den450

BACKGROUND: The development of non-invasive diagnostic methods for endometriosis requires sensitive and disease specific biomarkers. Here, we describe the use of aspirated endometrial fluid from women with and without endometriosis as a nov…

article 2007

Prevalence of endometriosis in women with systemic lupus erythematosus and Sjögren's syndrome

Lupus ·doi:10.1177/0961203307081339

Endometriosis is associated with a number of immunologic alterations. It has been suggested that autoimmune disorders could be more frequent in patients with endometriosis. The aim of this study is to ascertain whether the prevalence of two…

article 2002

Ovarian stimulation in intrauterine insemination with donor sperm: a randomized study comparing clomiphene citrate in fixed protocol versus highly purified urinary FSH

·doi:10.1093/humrep/17.8.2107

BACKGROUND: The study was conducted to compare the results of intrauterine donor insemination (DI) under ovarian stimulation with either clomiphene citrate (CC), in a fixed protocol, or FSH, with ovarian monitoring. METHODS: Forty-nine pati…

article 2002

Recurrence of endometriosis in women with bilateral adnexectomy (with or without total hysterectomy) who received hormone replacement therapy

Fertility and Sterility ·doi:10.1016/s0015-0282(01)02981-8

article 2001

Women who are not exposed to spermatozoa and infertile women have similar rates of stage I endometriosis

Fertility and Sterility ·doi:10.1016/s0015-0282(01)02833-3

article 1998

Endometriosis and spontaneous abortion rate: a cohort study in infertile women

European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/s0301-2115(97)00181-4

article 1997

P-215. Endometriosis and spontaneous abortion rate: a cohort study in infertile women

·doi:10.1093/humrep/12.suppl_2.220