Gynecology & Obstetrics Prof. Dr. Ahmet Tayyar
✓ Medically verified profile Gynecology & Obstetrics
Prof. Dr. Ahmet Tayyar
✓ Medically verified profile 21+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Altunizade Hospital · İstanbul
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Quick answer
Prof. Dr. Ahmet Tayyar is a Gynecology and Obstetrics specialist at Acibadem Altunizade Hospital, working in the Gynecology and Obstetrics and Perinatology and High-Risk Pregnancies units. He treats high-risk pregnancy conditions, with interests including detailed fetal ultrasound, gestational diabetes, placental disorders, amniocentesis, and fetal treatment procedures.
Profile
About Prof. Dr. Ahmet Tayyar
Prof. Dr. Ahmet Tayyar is a gynecology and obstetrics specialist with a clinical focus on perinatology and high-risk pregnancies. His areas of interest include detailed ultrasound during pregnancy, gestational diabetes, amniocentesis, placental disorders, preeclampsia, and fetal treatment and surgery.
He graduated from Ankara University Faculty of Medicine in 2005 and completed his specialty training in Gynecology and Obstetrics at Erciyes University Faculty of Medicine in 2011. He later completed subspecialty training in perinatology at King’s College Hospital NHS Foundation Trust in London and became an Associate Professor at Istanbul Medipol University Faculty of Medicine in 2018.
At Acibadem Altunizade Hospital, Prof. Dr. Tayyar supports patients throughout pregnancy, including monitoring, delivery planning, and care for high-risk conditions. International patients can expect clear discussions of pregnancy findings and available care options, including epidural delivery, cesarean delivery, and water birth where appropriate.
Clinical Focus
Areas of Expertise
Conditions treated and procedures performed by this specialist.
Detailed ultrasound during pregnancyGestational diabetesAmniocentesisPlacenta previa treatmentPlacenta accreta treatmentPreeclampsiaPregnancy monitoringDelivery planningEpidural deliveryCesarean deliveryWater birthFetal treatment and surgery
Specialisation
Subspecialties
- Perinatology and High-Risk Pregnancies
Background
Education
- 2018İstanbul Medipol University Faculty of Medicine / Department of Obstetrics and Gynecology / Associate Professor Doctor
- 2016King`s College Hospital NHS Foundation Trust, Department of Obstetrics, Harris Birthright Research Center For Fetal Medicine - Fetal Medicine Research Institute, London, England / Perinatology Subspecialist
- 2011Erciyes University Faculty of Medicine Obstetrics and Gynecology
- 2005Ankara University Faculty of Medicine
Career
Professional Experience
- 2020Acıbadem Healthcare Services
- 2018–2020Medipol Mega University Hospital / Department of Obstetrics and Gynecology / Perinatology Clinic
- 2016–2018İstanbul Health Sciences University Kanuni Sultan Süleyman Training and Research Hospital / Perinatology Clinic
- 2013–2016King`s College Hospital NHS Foundation Trust, Department of Obstetrics, Harris Birthright Research Center For Fetal Medicine - Fetal Medicine Research Institute, London, England
- 2011–2013Niğde State Hospital / Obstetrics and Gynecology Clinic
Affiliations
Professional Memberships
- Turkish Maternal-Fetal Medicine and Perinatology Association
Research
Selected 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.
Good to Know
Frequently Asked Questions
What is Dr. Ahmet Tayyar's specialty?
Dr. Ahmet Tayyar is a specialist in Gynecology & Obstetrics at Acibadem. For a personalised assessment, the Acibadem international patient team can review your medical history and reports and explain the suitable next steps.
Which hospital does Dr. Ahmet Tayyar practise at?
Dr. Ahmet Tayyar sees patients at Acibadem Altunizade Hospital in İstanbul. The international patient team can confirm current availability and help you plan a consultation or visit.
What languages can I use when consulting Dr. Ahmet Tayyar?
Consultations with Dr. Ahmet Tayyar are supported in Turkish and English. In addition, Acibadem provides multilingual coordination and interpreter support so international patients can communicate clearly throughout their care.
How can I book an appointment with Dr. Ahmet Tayyar?
You can request an appointment with Dr. Ahmet Tayyar using the appointment form on this page, or by contacting the Acibadem international patient team by phone or WhatsApp. After you share your details, the team checks availability and confirms your appointment, usually within 24 hours.
Is an online video consultation available with Dr. Ahmet Tayyar?
Yes. Dr. Ahmet Tayyar offers online video consultations, so you can discuss your condition and reports with the specialist before making any travel arrangements. The international patient team can help you schedule a secure video visit.
How many years of experience does Dr. Ahmet Tayyar have?
Dr. Ahmet Tayyar has around 21 years of professional experience in Gynecology & Obstetrics. A summary of education, experience and professional memberships is available on this page.
Can international patients arrange treatment with Dr. Ahmet Tayyar?
Yes. Acibadem supports international patients end to end — from the first consultation and treatment planning through appointment scheduling, interpretation during the stay and follow-up after returning home. Sharing your case for an initial assessment is free of charge.
How do I get a second opinion involving Dr. Ahmet Tayyar?
You can request an independent review of your diagnosis and proposed treatment. Share your medical reports through the consultation or "Ask a Doctor" form on this site, and the team will arrange a specialist review and explain the available options.
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