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Dive into the research topics where Ekrem C. Tok is active.

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Featured researches published by Ekrem C. Tok.


The Journal of Sexual Medicine | 2010

The effect of pelvic organ prolapse on sexual function in a general cohort of women.

Ekrem C. Tok; Osman Yasa; Devrim Ertunc; Aysun Savas; Hüseyin Durukan; Arzu Kanik

INTRODUCTION This is a report about the effects of pelvic organ prolapse on sexual function in women. AIM To determine the effect of pelvic organ prolapse on sexual function in women. METHODS The study group consisted of 1,267 sexually active women. Baseline characteristics, medical and obstetric history of the patients were recorded. All women underwent vaginal examination to determine the degree of prolapse by pelvic organ prolapse quantification (POPQ) system. Of 1,267 women, 342 (27.0%) had prolapse stage ≥2. MAIN OUTCOME MEASURE(S) The Pelvic Organ Prolapse Urinary Incontinence Sexual Questionnaire short form (PISQ-12) scores of the women were recorded. RESULT(S) Women with genital prolapse had lower PISQ-12 scores than women without it. The difference resulted mainly from urinary incontinence during sexual activity, fear of incontinence and avoidance of intercourse due to prolapse. Multivariate analyses showed that genital prolapse was one of the confounding factors for sexual function. CONCLUSION(S) Pelvic floor dysfunction is a multi-faceted problem because it has both anatomical and functional aspects. Although pelvic organ prolapse had an effect on some aspects of sexuality, it has no effect on certain aspects of sexual function such as orgasm and sexual satisfaction.


Maturitas | 2003

The effects of hormone replacement therapy type on pulmonary functions in postmenopausal women

Özlem Pata; Sibel Atis; A. Utku Öz; Gürkan Yazici; Ekrem C. Tok; Cengiz Pata; Filiz Kiliç; Handan Camdeviren; Meral Aban

OBJECTIVE To study whether hormone replacement therapy (HRT) or Tibolone has an effect on pulmonary function in postmenopausal women. METHODS Seventy-five postmenopausal women without any risk factor for pulmonary disease were included in this randomized, prospective study. Fifty women had undergone natural menopause and 25 had had a hysterectomy/ooforectomy. Twenty-five natural menopause women were randomly allocated to two groups: 25 patients (Group I) were treated with Tibolone 2.5 mg/day, 25 patients (group II) with Estradiol Hemihidrate 2 mg+Norethindron Asetate 1 mg/day. Twenty-five induced menopause women were treated with 17 beta-estradiol 2 mg/day. Lung function tests including forced vital capacity (FVC), forced expiratory volume (FEV(1)), FEV(1)/FVC, forced expiratory flow rate over the 25-75% of the forced vital capacity volume (FEF(25-75%)), and peak expiratory flow rate (PEF) were evaluated at the beginning and 3 months after the treatment to assess the effects of HRT and Tibolone on respiratory function. RESULTS Regardless of HRT types a significant difference was observed in FVC and FEV(1) after 3 months of the therapy (P=0.001, 0.0001, respectively). No significant difference was found between pre and post therapy values in the other parameters (P>0.05). CONCLUSIONS We determined a significant increase in FVC and FEV(1) parameters of pulmonary functions after 3 months of the therapy regardless of HRT types. Therefore, we think that HRT regimens have modifying effects on pulmonary function in postmenopausal women.


The Journal of Sexual Medicine | 2009

The Effect of Myoma Uteri and Myomectomy on Sexual Function

Devrim Ertunc; Roza Uzun; Ekrem C. Tok; Arzu Doruk; Saffet Dilek

INTRODUCTION This is a report about the effects of myoma uteri and myomectomy on sexual function in women. AIM The aim of this article was to determine the effects of myoma uteri and myomectomy on sexual function in women. METHOD The study was designed as a controlled clinical study in an academic clinical research center. The study patients consisted of 80 women with myoma uteri and 75 control women. Baseline characteristics and properties of the myomas were recorded. A validated questionnaire was used to determine pre- and postoperative sexual function in the patients. MAIN OUTCOME MEASURE Female sexual function index (FSFI) scores of the women were recorded before and after surgery. RESULTS Women with myoma uteri had lower FSFI pain and satisfaction scores than women without it, even after correction for possible confounders. Fundal and posterior myomas were associated with pain, whereas only posterior myomas were related to the overall FSFI scores. However, although there was no relation between the volume of the myomas and the FSFI scores, women with a uterine volume over 200 cm(3) had significantly lower mean FSFI satisfaction, pain, and total scores. The mean FSFI pain and total scores of the patients improved significantly after undergoing a myomectomy. CONCLUSIONS The findings of this study suggest that a potential impairment of sexual function exists in women with myomas. This is mainly because of pain during sexual intercourse, although it does not seem to have an effect on either the arousal or orgasmic phases. Furthermore, the performance of a myomectomy may alleviate pain during intercourse, and thereby improve sexual function in the patients.


Fertility and Sterility | 2010

Gonadotropin-releasing hormone antagonist use in controlled ovarian stimulation and intrauterine insemination cycles in women with polycystic ovary syndrome.

Devrim Ertunc; Ekrem C. Tok; Aysun Savas; Ilay Ozturk; Saffet Dilek

OBJECTIVE To observe the effects of ganirelix on controlled ovarian stimulation and intrauterine insemination (COS/IUI) cycles in women with polycystic ovary syndrome (PCOS). DESIGN Prospective, randomized, controlled clinical study. SETTING An academic clinical research center. PATIENT(S) Women with PCOS and anovulatory infertility undergoing COS/IUI. INTERVENTION(S) Recombinant FSH therapy was started on day 3. In women assigned to the control group (n = 47), treatment was continued up to the day of hCG administration. In patients assigned to receive GnRH antagonist (n = 42), ganirelix was added when the leading follicle was > or =14 mm. MAIN OUTCOME MEASURE(S) Pregnancy rates, serum E(2), P, and LH levels, and follicle numbers at hCG day, prevalence of premature luteinization, and cost of stimulation. RESULT(S) Serum E(2), P, and LH levels were significantly lower in the ganirelix group. Although premature luteinization and cycle cancellation was encountered less in the ganirelix group, the pregnancy rates per cycle were similar (15.4% vs. 10.7%). Patients would pay 6,153 dollars more for each pregnancy when using ganirelix. CONCLUSION(S) Gonadotropin-releasing hormone antagonist resulted in more monofollicular development, less premature luteinization, and less cycle cancellation in IUI cycles of patients with PCOS; however, the cost of stimulation increased without an improvement in pregnancy rates.


Acta Obstetricia et Gynecologica Scandinavica | 2004

Is stress urinary incontinence a familial condition

Devrim Ertunc; Ekrem C. Tok; Özlem Pata; Umut Dilek; Gulay Ozdemir; Saffet Dilek

Background.  Stress urinary incontinence (SUI) is a common problem of multifactorial origin. Some authors have claimed that it has a familial predisposition. This study was undertaken to investigate the prevalence of SUI among first‐degree relatives of 154 women who had been operated on for this disorder and of 100 women without SUI.


Journal of Obstetrics and Gynaecology Research | 2010

The effect of myomectomy on health‐related quality of life of women with myoma uteri

Saffet Dilek; Devrim Ertunc; Ekrem C. Tok; Roza Cimen; Arzu Doruk

Aim:  An equal consideration should be paid to improving health‐related quality of life (HRQoL) in addition to successful medical outcome. Many studies have evaluated the effect of other methods rather than myomectomy on HRQoL, and have focused solely on the presence of myoma without regarding any concurrent pelvic pathology.


Gynecological Endocrinology | 2010

Insulin receptor substrate-2 gene polymorphism: is it associated with endometrial cancer?

Filiz Çayan; Ekrem C. Tok; Nurcan Aras-Ateş; Lokman Ayaz; Esen Akbay; Ramazan Gen; Sevim Karakaş; Saffet Dilek

Objective. The G1057D polymorphism in the insulin receptor substrate-2 (IRS-2) gene has been reported to be associated with insulin resistance, obesity and type 2 diabetes. However little is known about its possible association with cancer. To investigate this association, we determined the distribution of its genotypes and frequency of alleles in endometrial cancer patients. Methods. The study population consisted of 184 subjects: 44 patients with endometrial cancer and 140 controls without cancer. All the patients were primarily treated with surgical intervention. DNA was extracted from the leucocytes by high pure polymerase chain reaction (PCR) template preparation kit. Genetic polymorphism of IRS-2 G1057D was detected by using PCR-based restriction fragment-length polymorphism. Results. For IRS-2 G1057D polymorphism, there was a significant difference in genotype distribution and allele frequency between endometrial cancer patients and controls (p < 0.001). The risk for endometrial cancer was 4.87 times higher in the individuals with the IRS-2 DD genotype compared to the GG genotype [95% confidence interval (CI): 1.74–13.63 p = 0.003]. Also individuals with the IRS-2 D allele had a significantly higher risk of endometrium cancer compared with individuals with the IRS-2 G allele, with a relative risk of 2.23 (95% CI: 1.36–3.67, p = 0.001) for cases compared with population controls. Conclusion. These results suggest that IRS-2 G1057D polymorphism may be associated with endometrial cancer.


Journal of Obstetrics and Gynaecology Research | 2015

Role of first trimester total testosterone in prediction of subsequent gestational diabetes mellitus

Yavuz M. Gözükara; Hakan Aytan; Devrim Ertunc; Ekrem C. Tok; Fazlı Demirtürk; Şemsettin Şahin; Pelin Aytan

To assess the role of first trimester maternal testosterone and dehydroepiandrosterone sulfate (DHEA‐S) levels in prediction of development of gestational diabetes mellitus (GDM).


European Journal of Obstetrics & Gynecology and Reproductive Biology | 2014

The effect of episiotomy on pelvic organ prolapse assessed by pelvic organ prolapse quantification system

Hakan Aytan; Ekrem C. Tok; Devrim Ertunc; Osman Yasa

OBJECTIVE This study aimed to assess the association between episiotomy and measures of pelvic organ prolapse quantification system (POP-Q) in a cohort of women with vaginal parturition. STUDY DESIGN A prospective study was conducted with 549 eligible patients with vaginal delivery history. Women who were pregnant, gave birth within the preceding 6 months period, had a known history of pre-pregnant prolapse, had a history of hysterectomy or any operation performed for pelvic organ prolapsus and stress urinary incontinence, refused to participate and to whom POP-Q examination could not be performed (due to anatomic or orthopedic problems) were excluded. Patients were categorized as women with episiotomy and without episiotomy. The degree of genital prolapse was assessed by using POP-Q system. The effect of episiotomy on overall POP-Q stage and individual POP-Q points was calculated with logistic regression. RESULTS 439 patients had a history of episiotomy whereas 110 patients had no episiotomy. 38.2% of women without an episiotomy, and 32.0% of women with episiotomy had genital prolapse determined by POP-Q system. There was no statistically significant association between episiotomy and POP-Q stage (AOR, -0.24; 95% CI, -0.65-0.18, P=0.26). Episiotomy was found among the independent predictors for certain POP-Q points such as Bp, perineal body (pb) and total vaginal length (tvl). Episiotomy was negatively correlated with prolapse of Bp and with pb and tvl. CONCLUSION Episiotomy had an effect on certain POP-Q indices, but had no influence on overall POP-Q stage.


Annals of Saudi Medicine | 2004

The effect of carbohydrate intolerance on neonatal birth weight in pregnant women without gestational diabetes mellitus.

Devrim Ertunc; Ekrem C. Tok; Umut Dilek; Özlem Pata; Saffet Dilek

Background There is still no consensus on screening, threshold levels and treatment of gestational diabetes mellitus. Furthermore, the importance of a positive 50-g glucose screening test in patients who had a negative 100-g oral glucose tolerance test remains controversial. We investigated the impact of the 50-g glucose screening test results on neonatal outcome in pregnant women with uncomplicated pregnancies, who had no risk factors according to ACOG criteria. Patients and Methods Three hundred eighty-six pregnant women with singleton pregnancies were prospectively screened with 50-g glucose challenge test between 24 and 28 weeks. If the test result was >140 mg/dl, a 100-g 3-hour oral glucose tolerance test was performed. Patients with a positive screening test, but not diagnosed as gestational diabetes mellitus constituted the study group, and patients with a negative screening test constituted the control group. Cesarean rates, neonatal birth weights and complications were compared between these groups. Results The cesarean delivery rates were not statistically different between the study and control groups (8.3% vs. 6.4%, P>0.05). The rates of macrosomic births were 10.0% in the study group, and 6.4% in the control group (P>0.05), but the mean birth weight (3451.67 ± 355.70 g) in the study group was significantly higher than the mean birth weight (3296.29 ± 365.14 g) in the control group (P=0.003). Neonatal hypoglycemia and hyperbilirubinemia was also encountered more often in babies of pregnant women with a positive 50-g glucose challenge test but negative 100-g glucose tolerance test. Conclusion Because of similarities with gestational diabetes mellitus on the basis of perinatal outcomes, the non-diabetic pregnant women with 50-g glucose screen test result over 140 mg/dl but a negative 100-g OGTT should be followed closely.

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Hakan Aytan

Gaziosmanpaşa University

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