Dr. Zeynep Alkin is a Professor of Ophthalmology. She specializes in medical retina and vitreoretinal surgery. She earned her medical degree at Istanbul University. She completed her residency at Beyoglu Eye Training and Research Hospital. Dr. Alkin later served as an Assistant Professor and Clinical Fellow in retina departments. She also completed a research fellowship at Doheny Eye Institute, USC. She is a member of the Turkish Ophthalmological Society and its Medical and Surgical Retina Boards.
Dr. Alkin has given over 40 presentations at national and international meetings. She has authored more than 40 peer-reviewed publications. Her main interests are retinal diseases, diabetic macular edema, and age-related macular degeneration. Her research includes multicenter studies and real-world data analyses. Dr. Alkin’s work supports evidence-based practice in ophthalmology.
Dr. Ali Riza Cenk Celebi is a Professor of Ophthalmology at Acibadem University (2023–2025). He practices at Acibadem Maslak Hospital (2024–2025). He completed a glaucoma fellowship at Harvard/Mass Eye and Ear in 2016. His clinical work covers glaucoma (MIGS, seton procedures), cornea (limbal stem cell surgery), lacrimal surgery (scarless endoscopic DCR), medical retina (intravitreal injections), myopia control in children, and orbital surgery.
He earned his MD from Hacettepe University and ranked 3rd in his class. He began his ophthalmology residency after placing 11th in Turkey’s TUS exam. Certifications include ICO Basic and Clinical (2010), FEBO (2015), Turkish Board (2016), Advanced ICO/FICO (2017), and USMLE Step 4. His awards include Acibadem Academic Achievement (2015–2023), Best Presentation (2022), and TOD awards (2022–2023). He has published 58 international articles and 15 books. He holds an MSc in Biological Data Science (GPA 3.94/4.00, top of term) and completed training in AI in Healthcare in 2020.
Dr. Mehmet Orçun Akdemir is a member of the Turkish Ophthalmology Association. He has published 24 articles in international peer‑reviewed journals, many indexed in SCI/SCI‑E. He has 17 papers in national peer‑reviewed journals. He has given 5 presentations at international meetings.
His work centers on the cornea and anterior segment. Areas include keratoconus; DALK, PKP, and DSAEK; corneal biomechanics; and corneal cross‑linking. He also studies glaucoma surgery after keratoplasty, ocular surface disease and pseudoexfoliation, and neuro‑ophthalmology and retina. He contributed to 4 ophthalmology book translations. His studies compare DALK and PKP outcomes in keratoconus, analyze biomechanics after DALK, evaluate graft thickness after DSAEK, and compare trabeculectomy with the Ahmed valve in post‑PKP glaucoma.
Prof. Yusuf Yıldırım, M.D.
Ophthalmology
Born in Trabzon in 1982, Prof. Yusuf Yıldırım completed his high school education at Kanuni Anatolian High School and earned his medical degree from Istanbul University Faculty of Medicine in 2006. He pursued his residency at Beyoğlu Eye Training and Research Hospital, where he contributed to clinical trials on age-related macular degeneration and myopia treatment. Prof. Yıldırım's clinical focus lies in cataract and refractive surgeries, as well as corneal and ocular surface diseases. He has performed over 10,000 cataract surgeries, numerous ocular surface reconstructions, and advanced corneal transplants (PK, DALK, DMEK). His refractive surgery experience includes PRK, LASIK (mechanical and femtosecond), SMILE, and phakic IOL implantation. He continues to participate in clinical research, particularly involving toric phakic IOLs. He holds multiple distinguished certifications and memberships including FEBO (2016), FICO (2018), a Corneal Subspecialty Diploma (2019), and Membership of the Royal College of Surgeons of Edinburgh (2020). In his academic career, Prof. Yıldırım has contributed to the education of numerous residents and has published widely in the field.
ペイカン・テュルクチュオウル教授は、ジョンズ・ホプキンス病院ウィルマー眼科研究所での専門知識をヴェニ・ヴィディ眼科クリニックにもたらしています。
Birth place and date
Konya, 1984
Foreign Languages Known
English, German
Educational Status and Experience
Kayseri City Hospital, Kayseri, Associate Professor (2023)
St. Franziskus-Hospital, Zentrum für Refraktive Chirurgie
Germany, Cornea and Refractive Surgery Fellowship (2022-2023)
Kayseri City Hospital, Kayseri, Specialist Doctor (2018-2022)
Hatice-Muammer Kocatürk State Hospital, Kayseri, Specialist Doctor (2017-2018)
Gazi Yaşargil Training and Research Hospital, Diyarbakır, Specialist Doctor (2014-2017)
Bülent Ecevit University Faculty of Medicine, Zonguldak, Specialization in Medicine (2010-2014)
Abant İzzet Baysal University Faculty of Medicine, Bolu, Medical Education (2007-2010)
GATA Gülhane Military Medical Faculty, Ankara, Medical Education (2003-2007)
Kuleli Military High School, Istanbul (1999-2003)
Case Experience
Experience of over 10,000 surgical cases.
Associations of which he is a member
ESOPRS (European Society Of Ophthalmic Plastic And Reconstructive Surgery), Member, 2022
ESCRS (European Society of Cataract and Refractive Surgeons), Member, 2021
MRCSEd (The Royal College of Surgeons of Edinburgh), Member, 2021
TOD-GO (Turkish Ophthalmology Association - Young Ophthalmologists Group), Member, 2018
TOD (Turkish Ophthalmology Association), Member, 2010
Certificates
2016 European Board of Ophthalmology Diploma, FEBO, Paris
2019 International Council of Ophthalmology (ICO), Visual Sciences
2020 International Council of Ophthalmology (ICO), Optics and Refraction
2020 International Council of Ophthalmology (ICO), Clinical Science
2021 International Council of Ophthalmology (ICO), Advanced Examination, FICO
2019 Ophthalmology Clinical Research Training, Istanbul
2014 Communication, Anterior Segment and Toric Lens Applications, Prague
Books
Sea Sword
MCQ for International Ophthalmology Board Exams – 2
Chapter 4, Oculoplasty, (2021). Anatolian Bookstore.
Awards
FICO, International Fellowship Scholarship 2022
TÜBİTAK, International Scientific Publications Incentive Scholarship UBYT, 2022
TÜBİTAK, International Scientific Publications Incentive Scholarship UBYT, 2020
Ministry of Health, Certificate of Appreciation, 2018
Dr. Kadir Colakoglu is an experienced ophthalmologist with 19 years in the field. He specializes in cataract surgery, corneal refractive surgery, refractive lens surgery, strabismus, oculoplastic surgery, medical retina, and glaucoma.
He has performed many advanced procedures, such as cataract surgery with IOL replacement, LASIK, vitrectomy, and Botox injections. Dr. Colakoglu holds several certificates and accreditations in ophthalmology and is known for his clinical skills.
He is a member of the Turkish Medical Association, Turkish Ophthalmology Association, and Conscious Hypnosis Association. His memberships show his dedication to ongoing learning and quality patient care.
Dr. Yucel Ozturk is a member of the Turkish Ophthalmology Association. He has performed over 30,000 surgeries and authored 20 national and international publications.
He earned his medical degree at Ondokuz Mayıs University Faculty of Medicine (2004–2011). He trained at Dr. Lütfi Kırdar Kartal Education and Research Hospital (2012–2016). He then worked at Haydarpaşa Numune Education and Research Hospital (2016–2022).
Language: English.
Dr. Ertan Sunay is a respected ophthalmologist with a medical degree from Istanbul University. He completed his post-graduate training at ZNA Middelheim Hospital in Belgium. Dr. Sunay specializes in cataract, refractive, and retinal surgeries. He holds certifications in advanced procedures, including Intralase Surgery, PresbyMAX Laser Surgery, Phakic IOLs, Corneal Cross-Linking, and Ferrara Rings Application.
Dr. Sunay is a member of the American Academy of Ophthalmology, the American Society of Cataract and Refractive Surgery, the European Society of Cataract and Refractive Surgeons, EURETINA, and the Turkish Ophthalmological Association. He has attended many international congresses and has contributed to the progress of ophthalmic surgery and patient care.
EDUCATION:
2015
Uludag University, Ophthalmology
2008
Eskisehir Osmangazi University, Faculty of Medicine
2001
Kırıkkale Science High School, Numerical
EXPERIENCE:
2019 Gazi University Faculty of Medicine Ophthalmology (Vitreo-Retinal Surgery and Medical Retina Fellowship)
2016 SBÜ Zekai Tahir Burak EAH (Retinopathy of Prematurity Fellowship)/
2015 - 2023 Kocaeli Derince Training and Research Hospital
2023 - Medipol University Pendik Hospital
1988 | Istanbul University Faculty of Medicine
1992 | Beyoğlu Eye Training and Research Hospital – Specialization in Ophthalmology
1996 | Moscow University Eye Institute – Refractive Surgery
1998 | Miami Bascom-Palmer Eye Institute (Florida, USA) – Phaco Surgery
Current - VM MedicalPark Pendik Hospital Ophtalmology Department
Turkish Medical Association
Turkish Ophthalmology Association