Scientific work

Prof. Dr. Ahmet Tayyar

43 publications. The source of the information is stated next to each publication.

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  1. Radiofrequency Ablation for Selective Reduction in Complicated Monochorionic Twin Pregnancies: Pregnancy-Level and Neonatal Outcomes

    Fetal Diagnosis and Therapy, 2026

    DOI 10.1159/fdt/acuag025 PMID 42886625 Source: OpenAlex

  2. Pre-delivery fibrinogen level is a predictor for severity of placental abruption

    European Journal of Obstetrics & Gynecology and Reproductive Biology X, 2023

    DOI 10.1016/j.eurox.2023.100264 PMID 38058588 3 citations (Europe PMC) Open-access full textSource: OpenAlex

  3. Evaluation of right side foetal myocardial performance index in pregestational and gestational diabetes mellitus

    Journal of Obstetrics and Gynaecology, 2021

    DOI 10.1080/01443615.2021.1882971 PMID 33938355 4 citations (Europe PMC) Open-access full textSource: OpenAlex

  4. Fetal Bronchopulmonary Malformations: Prenatal Diagnosis and Perinatal Outcomes

    İstanbul Kanuni Sultan Süleyman Tıp Dergisi, 2020

    DOI 10.5222/iksstd.2020.54872 Source: OpenAlex

  5. Perinatal outcomes of intrauterine transfusion for foetal anaemia due to red blood cell alloimmunisation

    Journal of Obstetrics and Gynaecology, 2019

    DOI 10.1080/01443615.2019.1647521 PMID 31462132 13 citations (Europe PMC) Source: OpenAlex

  6. Assessment of fetal right ventricular myocardial performance index changes following intrauterine transfusion

    The Journal of Maternal-Fetal & Neonatal Medicine, 2019

    DOI 10.1080/14767058.2019.1677595 PMID 31608719 2 citations (Europe PMC) Source: OpenAlex

  7. Type‐IV laryngotracheoesophageal cleft detected during fetoscopic endoluminal tracheal occlusion in fetus with severe congenital diaphragmatic hernia

    Ultrasound in Obstetrics and Gynecology, 2019

    DOI 10.1002/uog.20355 PMID 31131929 Source: OpenAlex

  8. Maternal serum mitofusin-2 levels in patients with preeclampsia: the possible role of mitochondrial dysfunction in preeclampsia

    The Journal of Maternal-Fetal & Neonatal Medicine, 2019

    DOI 10.1080/14767058.2018.1532497 PMID 30614327 11 citations (Europe PMC) Source: OpenAlex

  9. Comparison of fetal cardiac functions between small-for-gestational age fetuses and late-onset growth-restricted fetuses

    Journal of Perinatal Medicine, 2019

    DOI 10.1515/jpm-2019-0206 PMID 31393834 12 citations (Europe PMC) Source: OpenAlex

  10. Wnt signaling pathway in early- and late-onset preeclampsia: evaluation with Dickkopf-1 and R-Spondin-3 glycoproteins

    Archives of Gynecology and Obstetrics, 2019

    DOI 10.1007/s00404-019-05126-8 PMID 30905002 11 citations (Europe PMC) Source: OpenAlex

  11. Maternal serum galectin-1 and galectin-3 levels in pregnancies complicated with preterm prelabor rupture of membranes

    The Journal of Maternal-Fetal & Neonatal Medicine, 2019

    DOI 10.1080/14767058.2019.1637409 PMID 31242786 11 citations (Europe PMC) Source: OpenAlex

  12. The assessment of cardiac function with tissue Doppler imaging in fetuses with congenital diaphragmatic hernia

    The Journal of Maternal-Fetal & Neonatal Medicine, 2019

    DOI 10.1080/14767058.2019.1674806 PMID 31588831 6 citations (Europe PMC) Source: OpenAlex

  13. Fetal conotruncal heart anomalies: is four-chamber view sufficient in the prenatal screening?

    Perinatal Journal, 2019

    DOI 10.2399/prn.19.0272010 Source: OpenAlex

  14. Evaluation of FGF-19 and β-klotho as biomarkers in patients with intrahepatic cholestasis of pregnancy

    Archives of Medical Science, 2018

    DOI 10.5114/aoms.2017.72424 PMID 30697260 10 citations (Europe PMC) Open-access full textSource: OpenAlex

  15. Preliminary Results of a Controlled Randomized Study on Double-Balloon Catheter vs. Dinoprostone Vaginal Insert for Induction of Labor with an Unfavorable Cervix

    Turkiye Klinikleri Journal of Medical Sciences, 2018

    DOI 10.5336/medsci.2017-57638 Source: OpenAlex

  16. Operatif Vajinal Doğum

    Turkiye Klinikleri Gynecology Obstetrics - Special Topics, 2018

    Source: OpenAlex

  17. Maternal serum sestrin 2 levels in preeclampsia and their relationship with the severity of the disease

    Hypertension in Pregnancy, 2018

    DOI 10.1080/10641955.2018.1540702 PMID 30387690 8 citations (Europe PMC) Source: OpenAlex

  18. Increased maternal C1q/TNF-related protein-1 (CTRP-1) serum levels in pregnancies with preeclampsia

    The Journal of Maternal-Fetal & Neonatal Medicine, 2018

    DOI 10.1080/14767058.2018.1498838 PMID 30103635 4 citations (Europe PMC) Source: OpenAlex

  19. Increased levels of the novel hepatokine fetuin B in patients with intrahepatic cholestasis of pregnancy

    The Journal of Maternal-Fetal & Neonatal Medicine, 2017

    DOI 10.1080/14767058.2017.1413546 PMID 29233036 7 citations (Europe PMC) Source: OpenAlex

  20. Maternal cytoglobin (CYGB) serum levels in normal and preeclamptic pregnancies

    The Journal of Maternal-Fetal & Neonatal Medicine, 2017

    DOI 10.1080/14767058.2017.1421927 PMID 29278960 2 citations (Europe PMC) Source: OpenAlex

  21. Neutrophil-to-lymphocyte ratio, platelet-to-lymphocyte ratio, mean platelet volume and plateletcrit in isolated intrauterine growth restriction and prediction of being born small for gestational age

    Archives of Medical Science - Civilization Diseases, 2017

    DOI 10.5114/amscd.2017.70892 Source: OpenAlex

  22. Maternal copeptin levels in intrahepatic cholestasis of pregnancy

    The Journal of Maternal-Fetal & Neonatal Medicine, 2017

    DOI 10.1080/14767058.2017.1335708 PMID 28552021 8 citations (Europe PMC) Source: OpenAlex

  23. Could first- and second-trimester biochemical markers for Down syndrome have a role in predicting intrahepatic cholestasis of pregnancy?

    Archives of Medical Science, 2017

    DOI 10.5114/aoms.2017.69865 PMID 30002703 6 citations (Europe PMC) Open-access full textSource: OpenAlex

  24. Upper limb hemimelia in a twin pregnancy which was obtained by an ICSI and PGD in a woman with mosaic Turner's syndrome and the prognosis

    Organogenesis, 2017

    DOI 10.1080/15476278.2017.1358842 PMID 28934068 Open-access full textSource: OpenAlex

  25. Late termination of pregnancy due to fetal abnormalities: An analysis of 229 cases

    İstanbul Kanuni Sultan Süleyman Tıp Dergisi, 2017

    DOI 10.5222/iksst.2018.023 Source: OpenAlex

  26. Adnexal Torsion in the Third Trimester of Pregnancy: A Challenging Diagnosis

    International Journal of Reproduction Contraception Obstetrics and Gynecology, 2017

    DOI 10.18203/2320-1770.ijrcog20172955 Source: OpenAlex

  27. GESTASYONEL DİYABETLİ GEBELERDE FETAL VE MATERNAL APELİN DÜZEYLERİ Maternal and Fetal Apelin Levels in Gestational Diabetes Mellitus

    DergiPark (Istanbul University), 2017

    Source: OpenAlex

  28. Prenatal diagnosis of sirenomelia in the first trimester

    Medicine Science | International Medical Journal, 2016

    DOI 10.5455/medscience.2016.05.8511 Source: OpenAlex

  29. Prenatal management of cystic hygroma and long term outcomes

    Medicine Science | International Medical Journal, 2016

    DOI 10.5455/medscience.2016.05.8551 Source: OpenAlex

  30. Uterine artery pulsatility index in the three trimesters of pregnancy: effects of maternal characteristics and medical history

    Ultrasound in Obstetrics and Gynecology, 2015

    DOI 10.1002/uog.14789 PMID 25594620 101 citations (Europe PMC) Source: OpenAlex

  31. Competing Risks Model in Screening for Preeclampsia by Biophysical and Biochemical Markers at 30-33 Weeks' Gestation

    Fetal Diagnosis and Therapy, 2014

    DOI 10.1159/000362518 PMID 24902880 30 citations (Europe PMC) Open-access full textSource: OpenAlex

  32. Competing Risk Model in Screening for Preeclampsia by Mean Arterial Pressure and Uterine Artery Pulsatility Index at 30-33 Weeks' Gestation

    Fetal Diagnosis and Therapy, 2014

    DOI 10.1159/000360792 PMID 24970282 17 citations (Europe PMC) Source: OpenAlex

  33. The investigation of relationship between preeclampsia and antiphospholipid antibody syndrome

    Cumhuriyet Tıp Dergisi/Cumhuriyet Üniversitesi Tıp Fakültesi dergisi, 2013

    DOI 10.7197/1305-0028.1644 Source: OpenAlex

  34. The Significance of Thrombin Generation Test in Recurrent Early Pregnancy Loss

    Turkiye Klinikleri Journal of Medical Sciences, 2013

    DOI 10.5336/medsci.2012-32010 Source: OpenAlex

  35. The investigation of relationship between preeclampsia and antiphospholipid antibody syndrome

    DergiPark (Istanbul University), 2013

    Source: OpenAlex

  36. The role of midtrimester amniotic fluid leptin and endothelin-1 levels in prediction of preeclampsia

    Journal of Turkish Society of Obstetric and Gynecology, 2012

    DOI 10.5505/tjod.2012.42204 Source: OpenAlex

  37. Sıçanlarda oluşturulan deneysel uterin horn adezyon modelinde düşük molekül ağırlıklı heparin ile oktreotidin etkileri

    Cumhuriyet Tıp Dergisi/Cumhuriyet Üniversitesi Tıp Fakültesi dergisi, 2012

    DOI 10.7197/1305-0028.1307 Source: OpenAlex

  38. Midtrimester amniyotik sıvı leptin ve insülin düzeyleri ile gestasyonel diabetes mellitus ilişkisi

    Cumhuriyet Tıp Dergisi/Cumhuriyet Üniversitesi Tıp Fakültesi dergisi, 2012

    DOI 10.7197/1305-0028.1264 Source: OpenAlex

  39. Thrombophilia Markers in Preeclampsia

    Turkiye Klinikleri Journal of Gynecology and Obstetrics, 2009

    Source: OpenAlex

  40. Type 4 laryngotracheoesophageal cleft detected during fetoscopic endoluminal tracheal occlusion in a fetus with severe congenital diaphragmatic hernia

    Source: acibadem.com.tr profile page

  41. Evaluation of FGF-19 and Beta-Klotho as biomarkers in patients with intrahepatic cholestasis of pregnancy

    Source: acibadem.com.tr profile page

  42. Upper limb hemimelia in a twin pregnancy which was obtained by an ICSI and PGD in a woman with mosaic Turners Syndrome and the prognosis.

    Source: acibadem.com.tr profile page

  43. Mean arterial pressure at 12, 22, 32 and 36 weeks gestation in screening for preeclampsia

    Source: acibadem.com.tr profile page