Search Results
Results 401 - 450 of 1760
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Wang Y-C - - 2006
This study was conducted to compare pregnancy rates following two different timings of intrauterine insemination (IUI) in ovarian stimulated cycles. This retrospective study included 135 couples undergoing treatment for infertility. IUI was performed at either 24 hr or 36 hr after hCG injection. Pregnancy rates did not differ between the ...
Wright Kristen Page - - 2006
The objective of this study was to compare the implantation rate, pregnancy rate and endometrial thickness of frozen-thawed embryo transfers using endometrial preparation with either an artificial cycle or stimulated cycle. This was a prospective randomized trial at a single academic IVF centre. Seventy-seven patients undergoing artificial cycles received oral ...
Homburg Roy - - 2006
BACKGROUND: The dichotomy between ovulation rates and pregnancy rates for women with polycystic ovary syndrome (PCOS) treated with clomiphene citrate (CC) prompted the present study to determine the effect of CC on endometrial maturity. METHODS: Retrospective case-control study of anovulatory women with PCOS (n = 119) on their third ovulatory ...
Kamel, Momen A.
Objectives: To determine the effectiveness and safety of either another laparoscopic ovarian drilling or purified urinary FSH for induction of ovulation in PCOS patients who were treated previously by laparoscopic electrocautary but still anovulatory. Design: Comparative prospective clinical study between two groups of anovulatory infertile women after laparoscopic electrocutary. Setting: ...
Rizk, Ahmed Y.
Objective: N-acetyl-cysteine (NAC) has been shown to enhance the action of clomiphene citrate in ovulation induction. The objective of this study was to examine the use of NAC with clomiphene citrate for ovarian stimulation in assisted conception as a model for "Friendly IVF" Design: pilot study Materials and methods: Twenty ...
Ng Ernest Hung Yu - - 2007
OBJECTIVE: This study compared side effects and patient convenience of vaginal progesterone suppositories (Cyclogest) and vaginal progesterone tablets (Endometrin) used for luteal phase support in in vitro fertilization/embryo transfer (IVF/ET) cycles using pituitary downregulation. STUDY DESIGN: One hundred and thirty-two infertile patients were randomized on the day of ET by ...
Broekmans F J - - 2006
The age-related decline of the success in IVF is largely attributable to a progressive decline of ovarian oocyte quality and quantity. Over the past two decades, a number of so-called ovarian reserve tests (ORTs) have been designed to determine oocyte reserve and quality and have been evaluated for their ability ...
Orvieto Raoul - - 2006
The study retrospectively evaluated the influence of triggering final oocyte maturation with gonadotrophin-releasing hormone (GnRH) agonist on the outcome of IVF cycles. Four hundred and sixty consecutive women admitted to the IVF unit during a 4-year period were enrolled in the study. Ovarian stimulation characteristics and clinical pregnancy rate were ...
Humaidan P - - 2006
Previous studies found a poor clinical outcome when a GnRH agonist (GnRHa) was used to trigger ovulation in GnRH antagonist IVF/ICSI cycles. This study aimed to determine the clinical and endocrine effects as well the optimal timing of HCG supplementation. Forty-five normogonadotrophic IVF/ICSI patients following a flexible antagonist protocol were ...
Tan Heng Hao - - 2006
BACKGROUND: The use of gonadotrophin-releasing hormone agonists (GnRHa) in in vitro fertilisation (IVF) cycles is accepted as standard practice. However, the safety profile of this drug with inadvertent exposure in pregnancy is still in question. AIM: To evaluate the pregnancy outcomes in a group of infertile patients who conceive spontaneously ...
Gorry Anwen - - 2006
Polycystic ovary syndrome accounts for more than 75% of cases of anovulatory infertility. The mechanism of anovulation is uncertain but there is evidence that arrested antral follicle development is associated with the abnormal endocrine profile, in particular the interaction of insulin and LH on granulosa cell differentiation. In terms of ...
Bedaiwy Mohamed A - - 2006
BACKGROUND: To compare the clinical results and the cost-effectiveness of using the aromatase inhibitor, letrozole, in conjunction with FSH and FSH alone for controlled ovarian stimulation (COS) in patients undergoing intrauterine insemination (IUI) for a variety of indications. METHODS: Four hundred and thirty-two consecutive patients who underwent 872 IUI cycles ...
Forges Thierry - - 2006
OBJECTIVE: Antiovarian autoantibodies (AOA) have been associated with reproductive failure, especially in in vitro fertilization (IVF) patients. Thus, the success rate of IVF might be improved by the use of corticosteroids. However, therapeutic trials with these drugs have yielded conflicting results, particularly because of heterogeneous inclusion criteria. Among women with ...
Palomba Stefano - - 2006
BACKGROUND: Previous data on the efficacy of clomiphene citrate, the most commonly used drug for treating anovulatory infertility in patients with polycystic ovary syndrome (PCOS), have shown a discrepancy between ovulation and pregnancy rates. In the present subanalysis (of a larger previously published randomized controlled trial), the effect of clomiphene ...
Hall R - - 2006
BACKGROUND: Women with hypopituitarism are known to have a poor outcome once pregnancy has been achieved by ovulation induction. There are no data, however, recording the efficacy of ovulation induction and pregnancy rates in this group of subfertile women. METHODS: The outcome of fertility treatments in all 19 women with ...
Papaleo Enrico - - 2006
BACKGROUND: Poor ovarian response to standard in vitro fertilization-embryo transfer (IVF-ET) protocols or different regimens of treatment, as consequence of a diminished ovarian reserve, correlates strictly with patient age, elevated follicle-stimulating hormone (FSH) and reduced antral follicle count. The aim of the present pilot study was to evaluate the outcome ...
Kliman H J - - 2006
PURPOSE: Numerous studies have investigated potential markers of endometrial receptivity as predictors of successful implantation. Cyclin E and p27 have recently been studied using the endometrial function test (EFT). Our objective is to determine the correlation between the expression of cyclin E and p27 and the adequacy of uterine preparation ...
Engel J B - - 2006
Although gonadotrophin-releasing hormone (GnRH) antagonists offer many advantages when used in ovarian stimulation, their popularity is lower than expected. GnRH protocols are suspected to yield lower pregnancy rates compared with the long agonist protocol. In the current study, subgroup analyses from the German IVF registry (DIR) were performed to evaluate ...
Katsikis I - - 2006
Conventional treatment of normogonadotropic anovulatory infertility is ovulation induction using the antiestrogen clomiphene citrate, followed by follicle-stimulating hormone. Multiple follicle development, associated with ovarian hyperstimulation, and multiple pregnancy remain the major complications. Cumulative singleton and multiple pregnancy rate data after different induction treatments are needed. Newer ovulation induction interventions, such ...
Mitwally Mohamed F M - - 2006
OBJECTIVE: To study the value of E(2) production during controlled ovarian hyperstimulation (COH) in predicting IVF-ET outcome. DESIGN: Historical cohort. SETTING: Academic infertility center. PATIENT(S): A cohort of 270 patients who completed 324 consecutive IVF-ET treatment cycles. INTERVENTION(S): None. MAIN OUTCOME MEASURE(S): Area under the curve for E(2) levels (AUC-E(2)) ...
Vitzthum Virginia J - - 2006
OBJECTIVE: To test two hypotheses: In spontaneous conceptions, early pregnancy loss (EPL) is associated with [1] inadequate luteal (ovarian) P, and/or [2] elevated follicular (adrenal) P. DESIGN: A population-based prospective study. SETTING: Thirty rural Bolivian communities. PATIENT(S): Women volunteers (n = 191), 19-40 years old, in stable sexual unions and ...
Venners Scott A - - 2006
BACKGROUND: Knowledge is limited of how estrogen and progesterone variability in fertile women are associated with achieving pregnancy. METHODS: From 1996 to 1998, we enrolled 347 textile workers without hormone treatment in Anhui, China, who provided daily urine and data upon stopping contraception for up to 1 year until clinical ...
Moll Etelka - - 2006
To compare the effectiveness of clomifene citrate plus metformin and clomifene citrate plus placebo in women with newly diagnosed polycystic ovary syndrome. Randomised clinical trial. Multicentre trial in 20 Dutch hospitals. 228 women with polycystic ovary syndrome. Clomifene citrate plus metformin or clomifene citrate plus placebo. The primary outcome measure ...
Propst Anthony M - - 2006
OBJECTIVE: Pituitary suppression with a GnRH antagonist before IVF may result in a plateau or decrease in estradiol levels. We sought to investigate the effect of increasing recombinant FSH (rFSH) after starting a GnRH antagonist on estradiol levels, implantation rates, and pregnancy rates. DESIGN: Prospective, randomized multicenter study. SETTING: Military ...
Ogunmokun, Adegbite A; The ...
Background: A retrospective analysis of the outcome of all patients who have recorded a positive pregnancy test following IVF/ICSI treatment from June 1999 to December 2002 was done. Materials and Methods: A total of 1256 treatment cycles were carried out using the long day 1 (early follicular phase) or day ...
Pelinck M J - - 2006
BACKGROUND: In minimal stimulation IVF, treatment is aimed at using the single oocyte that spontaneously develops to dominance. To prevent untimely ovulation, a GnRH antagonist is administered in the late follicular phase of the natural cycle together with recombinant FSH for substitution. Owing to the lack of ovarian stimulation, minimal ...
Kocak Idris - - 2006
AIM: To evaluate the effects of metformin on insulin resistance, androgen concentration, ovulation rates and pregnancy rates in infertile women with polycystic ovary syndrome (PCOS). METHODS: Forty-two infertile women with PCOS were selected in this randomized clinical study. Basal steroid and gonadotropin levels were measured, and oral glucose tolerance test ...
Wonglikhitpanya Naroemit - - 2006
OBJECTIVE: To demonstrate the effects of a new biphasic oral contraceptive (Oilezz) on cycle control as well as mild to moderate acne and facial seborrhea of healthy fertile Thai women. MATERIAL AND METHOD: The trial is a prospective, open, non-comparative, single center study. Fifty healthy, fertile Thai women with mild ...
Matsuda Yasuhiro - - 2006
The aim of this study was to develop and evaluate an automatic pH-cycling system, which was intended for performing time-lapse analyses of dental caries. Two single-section specimens prepared from each of the five extracted human incisors were studied under a condition of 3- or 9-cycles/day for seven weeks. Increase of ...
Gibson T - - 2006
PURPOSE: Different criteria are used to define the terms mid-stance (MST) and mid-swing (MSW) when describing the gait cycle. None of these definitions is universally accepted. This causes difficulties with the interpretation of gait analysis data and hinders the comparison between the different studies. The aim of the present study ...
Saleh Ahmed - - 2006
In this retrospective study we reviewed 135 women aged <or=35 years who underwent 151 IVF/ICSI cycles. The patients were divided into two groups: group 1 patients who had basal antral follicles <or=10 (n = 65) and group 2 patients who had basal antral follicles >or=11 (n = 70). Women with ...
Kelley Rebecca L - - 2006
Gonadotropins are routinely administered to produce multiple oocytes for clinical in vitro fertilization (IVF) treatment, laboratory research, and livestock industries. Studies in mice have shown gonadotropin stimulation using equine chorionic gonadotropin (eCG) affects the endometrium, implantation, and fetal development. Evidence from clinical studies also indicates that stimulation with recombinant human ...
Frattarelli John L - - 2006
OBJECTIVE: To evaluate androgen levels before and during IVF. To assess for an association between androgen levels and IVF stimulation parameters or IVF pregnancy outcome. DESIGN: Prospective cohort study. SETTING: Residency-based IVF program. PATIENT(S): One hundred seventeen infertility patients. INTERVENTION(S): Androgen levels were evaluated on basal day 3 and during ...
Vermeylen A-M - - 2006
BACKGROUND: This study was done to test the hypothesis that intrauterine insemination (IUI) using a soft-tip catheter results in a higher live birth rate than IUI using a hard-tip catheter. METHODS: Five hundred and forty patients were randomized into those inseminated with a soft-tip catheter (group 1, n = 267) ...
Zahra Rezaie, Ozra Azmodeh, ...
Objective: To determine pregnancy rate and its associated factors in Intrauterine Insemination (IUI) in a University ART center in Tehran, Iran. Materials and Methods:A retrospective descriptive study was conducted on all available records of infertile patients (200 cases) who had undergone IUI treatment for their infertility problems in Mirza Koochak ...
Aboubakr Elnashar,Hany Fouad, Magdy ...
Objective: To evaluate the efficacy of Letrozole in induction of ovulation in cases of CC-resistant PCOS and to compare between Letrozole responders and non-responders. Design: Prospective trial in infertility patients treated with CC Setting: BenhaUniversityHospitalClinic, Egypt. Patient(s): Forty-four infertile women with anovulatory PCOS who failed to ovulate with CC. Intervention(s): ...
Vulink Nienke C C - - 2006
There is circumstantial evidence that reproductive events can influence symptom severity of obsessive-compulsive disorder (OCD). We sent self-report questionnaires to 350 female outpatients with OCD to examine the relationship between the menstrual cycle, pregnancy, menopause, hormonal contraceptives, selective serotonin reuptake inhibitors and symptom severity of OCD. Yale-Brown Obsessive-Compulsive Scale scores ...
Lemma A - - 2006
The use of high-frequency (5 MHz) ultrasonography was studied in 11 jennies (7 non-pregnant and 4 pregnant) to characterize the reproductive organs and follicular activities at different stages of reproduction. The result showed close similarity with the mare. The visibility of endometrial folds increased towards ovulation. A positive correlation (p ...
Shrestha S M - - 2006
To determine whether ovarian perifollicular blood flow (PFBF) in the early follicular phase (EFP) was associated with treatment outcome. Retrospective longitudinal cohort study. Tertiary referral centre/university hospital. Thirty-four women underwent 37 IVF cycles, which resulted in 35 embryo transfers. Serial transvaginal scans using power Doppler ultrasound during the follicular phase. ...
Lisi Franco - - 2006
Human reproductive evolution, involving a complex interaction of the hypothalamic-pituitary-ovarian axis, the release of pulsatile and threshold concentrations of gonadotrophins and positive and negative feedback systems, has ensured the release of a single viable egg and functioning corpora lutea in the natural menstrual cycle. The use of follicular stimulation regimens ...
van der Steeg Jan W - - 2006
Sixteen vignettes of subfertile couples were constructed by varying fertility history, post-coital test, sperm motility, FSH concentration and Chlamydia antibody titre (CAT). Thirty-five gynaecologists estimated probabilities of treatment-independent pregnancy, intrauterine insemination (IUI) and IVF. Thereafter, they chose IUI, IVF or no treatment. The relative contribution of each factor to probability ...
Turner M J - - 2006
The objective of this study was to review the first 50 clinical pregnancies of women with polycystic ovarian syndrome (PCOS) who had ovulation induced either with metformin alone, or in combination with clomifene. The study was confined to women with PCOS attending our infertility service. A register of clinical pregnancies ...
Smeenk Jesper M J - - 2006
The objective of this study was to determine the predictive value of FSH isoforms for the outcome of IVF treatment. Although this pilot study comprises only a small number of patients, we conclude that because no statistical differences could be found in the isoform-composition between poor and good responders, it ...
Levitas Eliahu - - 2006
OBJECTIVE: To investigate whether hypnosis during ET contributes to successful IVF/ET outcome. DESIGN: Case-control clinical study. SETTING: Academic Fertility and IVF Unit, Soroka Medical Center, Beer-Sheva, Israel. PATIENT(S): Infertile couples undergoing IVF. INTERVENTION(S): Ninety-eight IVF/ET cycles with hypnosis during the ET procedure were matched with 96 regular IVF/ET cycles. MAIN ...
Dehbashi S - - 2006
OBJECTIVE: To investigate whether the timing of clomiphene citrate (CC) administration affects hormonal levels, follicular growth, endometrial thickness, and ovulation and pregnancy rates in women with polycystic ovarian syndrome (PCOS). METHODS: Of the 78 infertile women with PCOS who participated in this prospective, double-blind, randomized clinical trial, 37 collectively underwent ...
Kovács Péter - - 2006
OBJECTIVE: To investigate the effect of coasting on IVF outcome in GnRH agonist cycles. DESIGN: Retrospective analysis. SETTING: Private IVF center. PATIENT(S): Infertile couples undergoing IVF/intracytoplasmic sperm injection (ICSI) treatment (normal responders [control], hyper-responders [coasting] groups). INTERVENTION(S): Coasting to reduce the risk of ovarian hyperstimulation syndrome (OHSS) among hyper-responders. MAIN ...
Lambin Xavier - - 2006
1. Students of population cycles in small rodents in Fennoscandia have accumulated support for the predation hypothesis, which states that the gradient in cycle length and amplitude running from southern to northern Fennoscandia reflects the relative influence of specialist and generalist predators on vole dynamics, itself modulated by the presence ...
Segwagwe B V E - - 2006
Oestrous synchronization involves synchronization of ovarian follicular turnover, new wave emergence, and finally induction of ovulation. The final step can be synchronized by the parenteral administration of either GnRH or oestradiol benzoate. This study investigated corpus luteum and follicular emergence after ovulation had been induced by the administration of either ...
Ragni Guido - - 2006
OBJECTIVE: To employ protocols of mild ovarian stimulation to prevent an excessively elevated rate of high-order multiple pregnancies. DESIGN: Case series. SETTING: University hospital. PATIENT(S): Six hundred and twenty one consecutive patients undergoing 1,259 controlled ovarian hyperstimulation and intrauterine insemination cycles. INTERVENTION(S): Patients received 50 IU per day of recombinant ...
Yilmaz Bulent - - 2006
In a randomized prospective study, 125 women with World Health Organization class II anovulation received 50 mg of clomiphene citrate alone (group A, n = 65) or 50 mg of clomiphene citrate plus hCG (group B, n = 60) in a total of 125 cycles during natural intercourse-advised cycles. There ...
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