Best Keratoconus doctors: TOP 120 doctors

Ponpawee Jindarak, M.D.

Ophthalmologist

Graduated (M.D. From)

Doctor of Medicine, Faculty of Medicine, Chulalongkorn University

An eye care specialist. Unlike optometrists and opticians, I am a doctors of medicine (MD) or doctors of osteopathy (DO). I have specialized training and experience in diagnosing and treating eye and vision conditions.

Certificates

Certificate of Ophthalmology, Faculty of Medicine, Chulalongkorn University

International Clinical Fellowship in Glaucoma at Illinois Eye and Ear Infirmary, Department of Ophthalmology, University of Illinois, Chicago, USA

Current Positions

Ophthalmologist at Intrarat Hospital

Dr. Ulrich Schaller is an experienced ophthalmologist. He specializes in cataract and refractive surgeries, such as LASIK, PRK, and ReLEx SMILE. He also treats retinal diseases, including age-related wet macular degeneration, retinal vein occlusions, and diabetic macular edema.

Dr. Schaller performs glaucoma surgeries, corneal transplants, and procedures on the tear duct and eyelids. He is skilled in laser eye treatments with Argon and YAG lasers. He has completed many cataract surgeries with intraocular lens (IOL) replacement and multifocal lens implants. His work is known for strong patient outcomes and safety.

Theppachai Thammikasakul, M.D. Ophthalmologist

Work and Educational Experiences 

Graduated (M.D. From)

Doctor of Medicine, Faculty of Medicine, Phramongkutklao College of Medicine

Certificates

Ophthalmology Certificate, Phramongkutklao Hospital

Sub-board / Fellowship in Corneal and Refractive Surgery at Khonkaen University

Current Position

Theppachai Thammikasakul is currently working as Ophthalmologist at Intrarat Hospital

Dr. Ihsan Yilmaz is a respected retina specialist. He treats retinal detachment, diabetic and hypertensive retinopathy, and performs complex macular surgeries. He has completed hundreds of successful vitreoretinal procedures. Dr. Yilmaz is also skilled in advanced Excimer Laser vision correction, including Lasik, PRK, and No-touch techniques. His work has helped many patients regain clear vision without glasses.

Dr. Yilmaz trained at the Vance Thompson Vision Center in the U.S. He combines advanced American surgical methods with Turkish medical practice. He holds accreditation from the European Board of Ophthalmology. He also serves on the TOA Young Ophthalmologists Executive Board. Dr. Yilmaz is a member of organizations such as ARVO, AAO, and ASCRS. He is dedicated to academic excellence and innovation in ophthalmology.

Eductaion: 

2013

ISTANBUL PROF.DR.N. REŞAT BELGER BEYOĞLU EYE TRAINING AND RESEARCH HOSPITAL, EYE DISEASES

2008

ISTANBUL UNIVERSITY, FACULTY OF MEDICINE

Dr. Nihat Karakaya is an experienced ophthalmologist. He specializes in cataract and refractive surgery. He is skilled in advanced procedures, including retinal detachment surgery, cataract surgery with intraocular lens (IOL) replacement, and LASIK eye surgery.

He is a member of the American Academy of Ophthalmology and the Turkish Ophthalmology Association. Dr. Karakaya regularly attends international congresses and seminars to stay current in his field. He has performed thousands of surgeries with high patient satisfaction and strong clinical results.

Experience

- Resident physician in the ophthalmology service of Bellvitge Hospital (2001).

-Commission for training in surgery (cataract surgery) at the San Rafael Hospital

- Study Committee of the Clinical and University Hospital of Santiago de Compostela in the Department of Oculoplastic and Orbital Surgery (Drs. Perez-Moreira and Prada, 2001)

Assistance in consultation and surgery at the Teknoftal Institut Oftàlmic and head of the orbital and oculoplastics department (since 1999)

Since 2001, Deputy Ophthalmologist of the Health Service and the University City of Bellvitge. Since 2003, Head of the Orbital and Oculoplastics Department with accreditation by the Center for Surveillance in Orbital Tumors and Orbital Decompression Surgery for Thyroid Disease.

Resident Lecturer (since 2006)

Specializations: lens surgery, refractive surgery, orbital surgery, lacrimal duct surgery and oculoplastics.

Qualification

Graduate of the Faculty of Medicine and Surgery of the University of Barcelona with outstanding qualifications and an outstanding award

Ophthalmology specialist via MIR

Doctorate at the Autonomous University of Barcelona

Publications

Participation in more than 20 national and international round tables.

Presentation of 25 courses and 46 papers at national and international conferences.

Publication of 2 original articles in national and international specialized journals.

Co-author of 3 books on ophthalmology.

Scientific societies

Member and Fellow of the Spanish Society of Ocular and Orbital Plastic Surgery.

Member and Associate of the Catalan Society of Ophthalmology.

Member of the Ulsa del Mona Foundation, Maputo Hospital, Mozambique 2008

EDUCATION

• Mersin University Faculty of Medicine, 2009

• İstanbul Göztepe Training and Research Hospital, Ophthalmology Specialist Training, 2009-2013

PROFESSIONAL EXPERIENCE

• Mardin Midyat State Hospital, Specialist Doctor, 2014-2020

• Mardin Training and Research Hospital, Specialist Doctor, 2020-2022

• Başakşehir Çam and Sakura City Hospital, 2022-2024

• Westeye Erbil Hospital, 2024-2025

• İstanbul Tema Hospital, 2024-2025

AREAS OF EXPERTISE

• Cataract and Refractive Surgery

• Corneal Diseases and Keratoplasty

• Strabismus and Surgery

• Eyelid and Lacrimal Duct Surgery

• Eye Trauma Surgery

EDUCATION AND CERTIFICATES

• 2020, 3 months Ulucanlar Eye Training and Research Vitrectomy Training at the Hospital

MEMBERSHIPS

• Member of Turkish Ophthalmology Association (TOD)

LANGUAGES

• English (Intermediate)

PUBLICATIONS

1. Changes caused by fluorescein in the tear film evaluated with hybrid break-up time test as a new method-Part Two: Its effect on breakup locations and other quantitative values ​​- Photodiagnosis and Photodynamic Therapy, 2023

2. The profile of patients attending to the general emergency department with ocular complaints within the last year: is it a true ocular emergency? - BMC Ophthalmology, 2024

3. Medium-term outcomes of three horizontal muscle surgery in large-angle infantile esotropia - Journal of Pediatric Ophthalmology & Strabismus, 2014

4. Evaluation of Anterior Segment Parameters Using Scheimpflug Topography Device in Patients Undergoing Nd: YAG Laser Posterior Capsulotomy: Retrospective Study - Türkiye Klinikleri Journal of Ophthalmology, 2024

5. Publication patterns of ophthalmology residency dissertations in Turkey - Eur J Gen Med, 2015

6. Evaluation of the Effect of Infection and Immunity on the Tear Film by Scheimpflug-Placido Disc Topography-A Case Control Study - Photodiagnosis and Photodynamic Therapy, 2023

7. Changes caused by fluorescein in tear film by hybrid break-up time test-part one; on quantitative values ​​- Photodiagnosis and Photodynamic Therapy, 2022

8. An easy and practical method for toric intraocular lens implantation: marking corneal astigmatic axis at slit-lamp - International Ophthalmology, 2017

9. Slanted medial rectus recession is effective in the treatment of convergence excess esotropia - Journal of Pediatric Ophthalmology & Strabismus, 2014

10. A reasonable option in vitrectomized eyes: manual small incision cataract surgery - International Journal of Ophthalmology, 2014

11. The Role of Systemic Inflammation in Acquired Nasolacrimal Duct Obstruction - Beyoglu Eye Journal, 2023

12. A New Approach: Determination of the Safe Surgical Margin in Pterygium Surgery - Klinische Monatsblätter für Augenheilkunde, 2023

Dr. Verges graduated in Medicine and Surgery from the University of Barcelona in 1980 and moved to Boston (USA) to conduct basic research in ophthalmology, obtaining a PhD in Biology from Harvard University and defending his doctoral thesis on the mechanisms of tear secretion, which would become the basis for understanding the pathology of dry eye syndrome (thesis presented in Barcelona, ​​1983) and which earned him the National Research Prize (1983).

Currently, Dr. Carlos Verges carries out his professional activity as the Director of the Ophthalmology Service of the Dexéus University Hospital, together with his entire medical team from the advanced ophthalmology department, where he has a high-quality technological, medical and surgical team.

His area of ​​interest is focused on the field of cataract and neurophysiological mechanisms of vision, especially in relation to sports.

Professional experience

1983-1986 Associate Professor, Department of Ophthalmology, Faculty of Medicine, University of Barcelona, ​​Spain

1986-1989 Head of the Anterior Segment Unit, Department of Ophthalmology, Barcelona Hospital Clinic, Spain.

1986-1991 Professor of Ophthalmology, Faculty of Medicine, University of Barcelona, ​​Spain.

1990-1992 Head of Ophthalmology Service, Hospital del Mar, Barcelona.

1989-1999 Head of the Ophthalmology Department, Sagrada Familia Clinic, Barcelona, ​​Spain.

From 2000 to present, President and CEO of the Dr. Carlos Verges Private Foundation.

2000-2007 Head of the Ophthalmology Department, Institut Universitari Dexeus, Barcelona, ​​Spain.

2007 – present General Director of the “Advanced Ophthalmology Department Dr. Verges”, Barcelona, ​​Spain.

2018-present President and Head of the Department of Ophthalmology. University Hospital Dexeus Quironsalud. Polytechnic University of Catalonia.

Awards :

- National Research Prize 1984. Ministry of Education and Science: "The mechanism of tear secretion. The importance of beta-adrenergic receptors in the lacrimation of the lacrimal glands."

- National Prize for the best doctoral dissertation, Shibre Medal, 1984 "Personal contribution to the study of labial secretion. Determination of beta-adrenergic receptors in tear cells"

- National Pharmaceutical Industry Award 1987: "Treatment of immunological rejection in corneal transplantation using cyclosporine A."

- American Society of Implant Refractive Surgery (ASCRS) Award for the best scientific video presented at the annual conference: "Pseudo-Real Housing". First Prize. Seattle, USA, April 1999.

- Award for the most important technical innovation of 1999 from the Spanish Society.

Implantation-refractive surgery. Speaking at the National Congress held in Madrid 1999.

- 2000 Best Scientific Contribution Award "Laser Non-Penetrating Deep Sclerectomy" presented at the American Academy of Ophthalmology Meeting, AAO - Dallas, USA, October 2000.

- Best Paper Award for “GDx Analysis of Retinal Nerve Fiber Layer Thickness after LASIK” presented at the American Society of Cataract and Refractive Surgery, ASCRS, May 2004, San Diego, USA.

- Finalist for the King Jaume I Prize for Basic Research, 2005, sponsored by the Board of Trustees of the Generalitat of Valencia and the Valencian Foundation for Advanced Research.

- Surgical Technical Video Award: "MICS under Vision ICL, The Hook Technique"

Presented at the IX International Congress of Cataract and Refractive Surgery, May/June 2006, Belo Horizonte, Brazil.

Membership in scientific societies

Member of the Executive Board of the International Society of Refractive Surgery (ISRS) and the American Academy of Ophthalmology (AAO).

Member of the editorial board of Ophthalmology Times. Europe.

Member of the editorial board of Cataract and Refractive Surgery (USA).

Member of the Editorial Board of Cataract and Refractive Surgery Today Europe.

Member of the European Society of Cataract and Refractive Surgery (ESCRS).

Scientific reviewer of the journal: Cornea, Journal of Cataract and Refractive Surgery, American Academy of Ophthalmology, Cataract and Refractive Surgery and Archives of the Spanish Society of Ophthalmology.

Dr. Stefan Sacu is an experienced ophthalmologist. He specializes in cataract and retinal surgery, as well as diseases of the macula and retina. Since 1999, he has worked at the Department of Ophthalmology at the Medical University of Vienna. He has taken part in many scientific projects. His research includes new treatments for exudative macular diseases and genetic therapies for hereditary retinal conditions.

Dr. Sacu received the Theodor-Koerner Science Prize in 2003. He is an active member of the DGII and ESCRS. He is known for his clinical and academic work. Dr. Sacu teaches both nursing staff and medical students. He is dedicated to improving eye care with modern techniques and equipment.

Dr. Rupert Menapace is a leading ophthalmologist and professor at Vienna Medical University. He specializes in cataract and refractive surgery, glaucoma treatment, and anterior segment reconstruction. He leads the University Hospital of Ophthalmology and Optometry and directs the institute for artificial lens implantation.

Expertscape.com ranks Dr. Menapace among the world’s top five cataract specialists. He pioneered minimally invasive cataract microsurgery and advanced lens implantation methods. Dr. Menapace holds a Doctor of General Medicine degree and is a diplomate of the European Association of Ophthalmologists. He has over 30 years of surgical experience and has published many scientific papers.

Professor Dr. Stefan Pieh is a leading Austrian ophthalmologist. He specializes in refractive and cataract surgery. Dr. Pieh leads the Eye Refractive Surgery Center at Vienna Private Clinic. He also teaches at the Medical University of Vienna. He has performed thousands of procedures to correct myopia and hyperopia. He uses excimer lasers and implantable lenses for these treatments.

Dr. Pieh is known for his research on intraocular lens image quality. He has worked at the cornea department of Vienna General Hospital since 1998. He is an honorary member of several major ophthalmological societies, including ESCRS and ASCRS. These memberships highlight his international reputation and expertise.

CURRICULUM VITAE

Place and Date of Birth

• Erzincan, 1981

Language Skills

• English

Education and Experience

• 1998-2004, Samsun 19 Mayıs University Faculty of Medicine, Undergraduate
• 2005-2009, Ankara Education and Research Hospital, Specialization in Medicine
• 2009-2010, Ankara Sincan Dr. Nafiz Körez State Hospital, Specialist. Dr.
• 2010-2012, Düzce Atatürk State Hospital, Specialist. Dr.
• 2012-2013, Düzce Private Hayri Sivrikaya Hospital, Specialist. Dr.
• 2013-2021, Istanbul Medipol University, Dr. Lecturer
• 2021-2024, Istanbul Medipol University, Assoc. Prof. Dr.
• 2024- Currently, Private Dünyagöz Etiler Hospital, Assoc. Prof. Dr.

Case Experience

• He has been actively practicing ophthalmology for 15 years and has experience of over 20.000 surgical cases.

Membership

• Turkish Ophthalmology Association
• Turkish Republics Ophthalmology Association
• Turkish Medical Association

Awards

• Best oral presentation award of the session, American Society of Cataract and Refractive Surgery (ASCRS), United States, 2019

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. Fernando Castanera de Molina is a specialist in ophthalmology and the Director and Founder of the Eye Clinic at Centro Médico Teknon. He is a pioneer in laser treatment for ophthalmic disorders in Spain and is an expert of glaucoma and cataracts treatment with surgical techniques and micro valves. He has provided over 100 lectures and training devoted to new techniques in cataract and refractive surgeries and is a member of several organizations such as the Spanish Society of Ophthalmology, the Spanish Society of Paediatric Ophthalmology and Strabismus, the Catalan Society of Ophthalmology, and the European Society of Cataract and Refractive Surgeons.

Education

Medical School: Sackler School of Medicine, Tel Aviv University

Specialization

Department of Ophthalmology, Tel Aviv Medical Center

Recognized experience

Eye specialist and surgeon.

Additional education

• Intercommunity Hospital Centre (CHIC) Creteil, France: 2007-2008.
• Medical retina

European School for Advanced Studies in Ophthalmology (ESASO), Lugano, Switzerland - DISSO - Diploma in Ophthalmology: 2009-2010

Clinical experience

Ophthalmologist and surgeon at Tel Aviv Medical Center since 2002.

Academic experience

Lecturer in the Department of Ophthalmology, Sackler School of Medicine, Tel Aviv University

Leader of sixth year students

Professional publications

About 10 professional publications

About 14 presentations at scientific conferences

Areas of special interest and activities

Cataract removal surgery

Retinal diseases, intraocular injections and laser treatment

Dr. Digdem Begendi is an experienced ophthalmologist. She specializes in cataract surgery with IOL replacement, LASIK, and strabismus treatment. She is skilled in advanced procedures, including intraLase laser eye surgery, laser iridotomy, and femtosecond laser techniques.

Dr. Begendi has published several articles in national and international journals. Her work shows a strong commitment to research and clinical care. She is a member of the Turkish Ophthalmology Association. She completed her medical degree at Istanbul Bilim University and her specialization at Akdeniz University.