Publications by authors named "Faik Mumtaz Koyuncu"

Objectives: Increased placental stiffness is associated with various pathological conditions. Our objective was to evaluate the relation between the second-trimester placental elasticity value in low-risk pregnant women and poor obstetric outcomes.

Methods: A total of 143 pregnant women were enrolled.

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The aim of this study was to investigate the effect of maternal serum Vitamin D levels on the elasticity of placenta. Seventy-four spontaneously conceived singleton pregnancies in their first trimester were enrolled into this study. Fifty-one of them had Vitamin D deficiency (<20 ng/mL), while 23 pregnancies had Vitamin D levels ≥20 ng/mL.

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We aimed to assess the potential utility of myometrial and cervical elasticity measurement in the diagnosis of ectopic pregnancy (EP), which could facilitate the diagnosis process. Myometrial and cervical elasticity values were measured in women with EP, women with early intrauterine pregnancy (IP) and non-pregnant women. Transabdominal point shear wave elastography (pSWE) was used for elasticity measurements.

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Article Synopsis
  • The study investigates the levels of perlecan, an extracellular matrix proteoglycan linked to endothelial functions, in maternal serum among women with different severities of preeclampsia.
  • The research involved 50 women diagnosed with preeclampsia and 30 healthy pregnant women, finding significantly higher serum perlecan levels in those with severe preeclampsia compared to other preeclamptic patients.
  • No significant differences in serum perlecan levels were observed between early-onset, late-onset preeclampsia, and healthy pregnancies, indicating that severe preeclampsia is notably distinct.
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Purpose: Prenatal anxiety has negative effects on pregnancy and neonate. Both screening tests and invasive diagnostic tests are associated with elevated anxiety level. But a normal fetal karyotype result could improve the anxiety level in high-risk patients.

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Objective: Fetal hydronephrosis (FH) is the most common fetal renal pathology encountered in daily obstetric practice. Urinary and serum carbohydrate antigen 19-9 (CA 19-9) concentrations are elevated in obstructive renal pathologies. Our aim was to assess maternal urinary and serum CA 19-9 concentrations in pregnancies with FH and compare results with controls.

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  • The study examined renal cortical elasticity (RCE) in 136 pregnant women, divided into groups with early-onset preeclampsia, late-onset preeclampsia, and healthy controls.
  • Results showed that both preeclampsia groups had significantly higher RCE values compared to the control group, but there was no significant difference between the early- and late-onset groups.
  • Increased RCE values were found to correlate positively with higher blood pressure, proteinuria, and serum creatinine levels, suggesting that renal stiffness may indicate the severity of preeclampsia.
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To investigate serum cortistatin levels in women with gestational diabetes mellitus (GDM) and women with uncomplicated pregnancies. This case-control study consisted of 40 pregnancies with GDM and 41 healthy singleton pregnancies matched for maternal and gestational age. The maternal serum levels of cortistatin were measured with enzyme-linked immunosorbent assay and compared between groups.

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Spexin is a peptide that is involved in energy homeostasis and its expression is influenced by altered glucose metabolism. Gestational diabetes mellitus (GDM) is associated with increased insulin resistance (IR) and pregnancy is a progressive insulin resistant state. We hypothesized that spexin may have an effect on the pathophysiology of GDM which further could help to identify the disease.

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Aim: To study the efficacy of pirfenidone for prevention of postoperative adhesion formation in an adhesion rat model.

Materials And Methods: Eighteen female Wistar rats were subjected to right-sided parietal peritoneum and right uterine horn adhesion model. Rats were randomized into three groups: group 1 (control) (closure of midline abdominal incision without any agent administration), group 2 (closure of incision after intraperitoneal administration of pirfenidone), and group 3 (closure of incision and only oral administration of pirfenidone for 14 days).

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Aim. Comparison of the rate of wound complications, pain, and patient satisfaction based on used subcuticular suture material. Methods.

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Objective: We aimed to determine the normal ranges for biorbital (BOD) and interorbital distances (IOD) during the second trimester in Turkish women with normal pregnancies and to assess the correlation between BOD, IOD, and other fetal craniofacial structures and biometric parameters.

Material And Methods: Our retrospective study comprised 1328 women with singleton normal pregnancies who had undergone ultrasonography (USG) examinations at 19-23 weeks of gestation in the second trimester screening. The measurements of BOD and IOD were obtained with the coronal section of the fetal face at the plane of orbits.

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Objectives: We aimed to evaluate the placental volume and placental mean gray value in gestational diabetes mellitus (GDM) and healthy placentas using three-dimensional (3D) ultrasound and Virtual Organ Computer-aided AnaLysis (VOCAL).

Methods: This case-control prospective study consisted of 39 singleton pregnancies complicated by GDM and 42 healthy singleton pregnancies matched for gestational age, maternal age and parity. Placental volume and placental volumetric mean gray values were evaluated.

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Objectives: The aim of the study was to evaluate the effeot of parity on uteroplacental blood flow during the first trimester in low-risk singleton pregnancies.

Materials And Methods: Uterine artery Doppler examinations were performed in 190 singleton pregnancies between 11-14 gestational weeks. Twenty-five pregnancies were excluded from the study due to history ci preeclampsia, diabetes mellitus or inherited thrombophilia.

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Objective: To measure the intracranial translucency (IT) by establishing reference ranges in uncomplicated singleton Turkish pregnancies and to evaluate the association of IT with maternal serum biochemistry, gestational week, crown-rump length (CRL) measurement, nuchal translucency (NT) and ductus venosus Doppler velocimetry.

Materials And Methods: 190 uncomplicated singleton pregnancies were included in the study. IT, NT and CRL measurements between 11-14 gestational weeks were obtained with mid-sagittal plane.

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Objective: This is a case of a prenatally diagnosed non-immune hydrops fetalis (NIHF) associated with translocation t(5;11)(q22;p15). An association between NIHF and this translocation has not been reported previously.

Case Report: The patient was referred to the perinatology clinic with hydrops fetalis diagnosis at 23 weeks' gestation.

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Objective: We aimed to evaluate ductus venosus Doppler waveforms before and after amniocentesis in order to investigate any effect of amniocentesis on fetal myocardial hemodynamics. We also evaluated the umbilical artery, uterine artery and fetal mid-cerebral artery Doppler waveforms in order to investigate any relationship with ductus venosus Doppler changes.

Methods: The study population consisted of 56 singleton pregnancies having genetic amniocentesis.

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Article Synopsis
  • Gestational diabetes affects about 7% of pregnancies and poses risks to both the mother and the baby.
  • There is currently no established standard for diagnosing and managing this condition.
  • The review focuses on recent advancements in how gestational diabetes is diagnosed and treated.
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Objectives: We aimed to evaluate the placental volume and placental mean gray value in preeclampsia and healthy placentas by using three-dimensional (3D) ultrasonography and Virtual Organ Computer-aided AnaLysis (VOCAL).

Methods: This case-control prospective study consisted of 27 singleton pregnancies complicated by preeclampsia and 54 healthy singleton pregnancies matched for gestational age, maternal age and parity. Placental volume and placental volumetric mean gray values were evaluated.

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Article Synopsis
  • - A study of 1,036 women revealed that while 64.4% had heard of cervical cancer, only 43.1% knew about the Pap test, with just 24.7% having been tested at least once.
  • - Women generally showed moderate awareness of cervical cancer but poor understanding of the Pap test, with better knowledge found among those who were employed, single, had higher education, no prior childbirth, and higher incomes.
  • - Major barriers to getting a Pap test included lack of awareness, discomfort with the procedure, and uncertainty about where to get tested, indicating that improving knowledge and addressing these barriers is crucial for increasing Pap test utilization.
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Objective: To investigate the effects of GnRH antagonist (GnRH-ant) and agonist (GnRH-a) in the prevention of postoperative pelvic adhesions by a visual scoring system and immunohistochemical methods in a rat uterine horn model.

Design: Controlled experimental animal study.

Setting: Animal laboratory at an academic research environment.

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Objective: The goal of this study was to detect endometrial leptin expression in proliferative and secretory phases and then to compare the results with that of hyperplastic endometrium.

Material And Methods: Seventeen proliferative, 23 secretory phase and 18 hyperplastic endometrial tissues diagnosed in our hospital between 2002 and 2007 were included in the study. These samples were stained with leptin antibody using an immunohistochemical method.

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Fetal goiter can be the result of maternal hyperthyroidism treated with antithyroid drugs. Polyhydramnios may be the presenting symptom and can be diagnosed prenatally by sonography. We report a case of fetal goiter diagnosed at 30 weeks of gestation and fetal hypothyroidism confirmed by cordocentesis.

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Objective: To compare the mechanism of action of raloxifene and gosereline induced shrinkage of leiomyomas via estrogen receptor, progesterone receptor, bcl-2 and p53 expression immunohistochemically.

Study Design: Thirty-two premenopausal women affected by uterine leiomyomas were randomized into two equal groups. Group A was treated with gosereline (3.

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In premenopausal women ovaries are the major sites of estrogen production, while in postmenopausal women estrogen is produced by aromatization of ovarian and adrenal androgens in extragonadal sites, mostly in adipose tissue. Aromatase is a cytochrome P450 hemoprotein-containing enzyme complex that catalyzes the rate-limiting step in the conversion of androstenedione and testosterone to estrone and estradiol (E2). Aromatase inhibitors (AIs) have been developed primarily for use in either natural or surgical postmenopausal patients.

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