Prof. Ahmet Tayyar is an associate professor in Obstetrics and Gynecology with advanced training from Istanbul Medipol University, where he completed his associate professorship in 2018. He brings clinical expertise to maternal-fetal medicine and perinatology, and has been affiliated with Acibadem Health Group since 2020. An active member of the Turkish Society of Maternal-Fetal Medicine and Perinatology, he focuses on high-quality care for pregnant patients and complex fetal conditions, combining academic insight with hands-on clinical practice.
Education
- 2018 Istanbul Medipol University Faculty of Medicine / Department of Obstetrics and Gynecology / Associate Professor
- 2016 King`s College Hospital NHS Foundation Trust, Department of Obstetrics, Harris Birthright Research Center For Fetal Medicine – Fetal Medicine Research Institute, London, England / Perinatology Subspecialist
- 2011 Erciyes University Faculty of Medicine Gynecology and Obstetrics
- 2005 Ankara University Faculty of Medicine
Experience
- 2020 Acibadem Health Group
- 2018 – 2020 Medipol Mega University Hospital / Department of Obstetrics and Gynecology / Perinatology Clinic
- 2016 – 2018 Istanbul Health Sciences University Kanuni Sultan Süleyman Training and Research Hospital / Perinatology Clinic
- 2013 – 2016 King`s College Hospital NHS Foundation Trust, Department of Obstetrics, Harris Birthright Research Center For Fetal Medicine – Fetal Medicine Research Institute, London, England
- 2011 – 2013 Nigde State Hospital / Gynecology and Obstetrics Clinic
Memberships
- Turkish Society of Maternal-Fetal Medicine and Perinatology
Publications
- Maternal serum galectin-1 and galectin-3 levels in pregnancies complicated with preterm prelabor rupture of membranes
The Journal of Maternal-Fetal & Neonatal Medicine, 2020, 33:5, 861-868, DOI: 10.1080/14767058.2019.1637409 Kaya B, Turhan U, Sezer S, Kaya S, Dag I, Tayyar A. - Type 4 laryngotracheoesophageal cleft detected during fetoscopic endoluminal tracheal occlusion in a fetus with severe congenital diaphragmatic hernia
Ultrasound Obstet Gynecol. 2020, doi:10.1002/uog.20355 Yuksel, M.A. and Tayyar A, - The assessment of cardiac function with tissue Doppler imaging in fetuses with congenital diaphragmatic hernia
The Journal of Maternal-Fetal & Neonatal Medicine, 2020, 33:7, 1233-1238, DOI: 10.1080/14767058.2019.1674806 Kaya B, Tayyar A, Sezer S, Kaya S. - 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 Aydogan BM, Yuksel I, Tayyar A, Aslan Cetin B, Tayyar AT, Koroglu N. - Wnt signaling pathway in early-and late-onset preeclampsia: evaluation with Dickkopf-1 and R-Spondin-3 glycoproteins
Archives of gynecology and obstetrics. 2019 Jun 1;299(6):1551-6. Tayyar AT, Karakus R, Sahin ME, Topbas NF, Sahin E, Karakus S, Yalcin ET, Tayyar A. - Comparison of fetal cardiac functions between small-for-gestational age fetuses and late-onset growth-restricted fetuses
Journal of Perinatal Medicine, 2019, DOI: https://doi.org/10.1515/jpm-2019-0206 Kaya B, Tayyar A, Kanber Acar D, Kaya S. - Assessment of fetal right ventricular myocardial performance index changes following intrauterine transfusion
The Journal of Maternal-Fetal & Neonatal Medicine. 2019 Oct 12:1-4. Temel Yüksel İ, Acar D, Turhan U, Aslan ÇetIn B, Köroğlu N, Şenol G, Tayyar A, Yüksel MA. - Perinatal outcomes of intrauterine transfusion for foetal anaemia due to red blood cell alloimmunisation
Journal of Obstetrics and Gynaecology. 2019 Aug 26:1-5. Şavkli AÖ, Çetin BA, Acar Z, Özköse Z, Behram M, Çaypinar SS, Tayyar A, Yüksel MA. - Maternal serum sestrin 2 levels in preeclampsia and their relationship with the severity of the disease
Hypertens Pregnancy, 2018, 1-7. doi:10.1080/10641955.2018.1540702 Tayyar, A. T., Tayyar, A., Kozali, S., Karakus, R., Eser, A., Abide Yayla, C., Yalcın ET, Dag I, Eroglu, M. - 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 Acar DK, Tayyar A, Yuksel A, Atis A, Ekiz A, Topcu G. - Maternal cytoglobin (CYGB) serum levels in normal and preeclamptic pregnancies.
The Journal of Maternal-Fetal Neonatal Medicine, 2018, Doi: 10.1080/14767058.2017.1421927 Tayyar AT, Tayyar A, Kozali S, Karakus R, Karakus S, Temel YI, Dag Ismail,Yetkin Yildirim Gonca,Demirci Oya - Increased levels of the novel hepatokine fetuin B in patients with intrahepatic cholestasis of pregnancy.
The Journal of Maternal-Fetal Neonatal Medicine 2017; 1-6., Doi: 10.1080/14767058.2017.1413546 Koroglu N, Tayyar A, Tola EN, Yetkin YG, Temel YI, Aslan Cetin B, Dag I, Acar DK. - 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 Tayyar AT, Tayyar A, Atakul T, Yayla CA, Kilicci C, Eser A, Karakus R, Herkiloglu D, Cundubey C R, Tayyar M. - Evaluation of FGF-19 and Beta-Klotho as biomarkers in patients with intrahepatic cholestasis of pregnancy
Archieves of Medical Science 2017; Doi: 10.5114/aoms.2017.72424 Tayyar AT, Tayyar A, Kozali S, Karakus R, Koroglu N, Temel Yuksel I, Yetkin Yildirim G, Dag I, Eroglu M - 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.
Organogenesis 2017;13(4), 179-182., Doi: 10.1080/15476278.2017.1358842 Tayyar AT, Tayyar A, Eser A, Kilicci C, Yenidede I, Selcuk S. - Maternal copeptin levels in intrahepatic cholestasis of pregnancy
J Matern Fetal Neonatal Med. 2017 Jun; 14:1-5. doi: 10.1080/14767058.2017.1335708. Tayyar A, Temel Yuksel I, Koroglu N, Tayyar A.T, Davutoglu Alıcı E, Akkaya Fırat A, Aslan Cetin B. - Mean arterial pressure at 12, 22, 32 and 36 weeks gestation in screening for preeclampsia
Ultrasound Obstet Gynecol. 2016 May;47(5):573-9. Tayyar A, Krinitakis K, Wright A, Wright D, Nicolaides KH. - Uterine artery pulsatility index in the three trimesters of pregnancy: effects of maternal characteristics and medical history.
Ultrasound Obstet Gynecol. 2015 Jun;45(6):689-97. Tayyar A, Guerra L, Wright A, Wright D, Nicolaides KH. - Competing risk model in screening for preeclampsia by mean arterial pressure and uterine artery pulsatility index at 30-33 weeks” gestation
Fetal Diagn Ther. 2014;36(1):18-27. Tayyar A, Garcia-Tizon Larroca S, Poon LC, Wright D, Nicolaides KH. - Competing risks model in screening for preeclampsia by biophysical and biochemical markers at 30-33 weeks” gestation.
Fetal Diagn Ther. 2014;36(1):9-17. Garcia-Tizon Larroca S, Tayyar A, Poon LC, Wright D, Nicolaides KH.
