Best Cataract ophthalmologists in Istanbul: TOP 45 doctors

Op. Dr. Veysi

Ophthalmologist

Education

Specialty Training
2011 - 2015
Izmir Atatürk Training And Research Hospital

Undergraduate Education
2003 - 2010
Ankara University Medicine Faculty

Experience

2022 -
ClinicExpert - Ophthalmologist

2021 - 2022
Aile Hospital - Ophthalmologist

2021 - 2022
Ataköy Hospital - Ophthalmologist

2020 - 2022
Maltepe University Medicine Faculty - Ophthalmologist

2018 - 2020
Memorial Şişli Hospital - Ophthalmologist

2017 - 2018
Aydın University Medical Park Hospital - Ophthalmologist

2017 - 2018
Gaziosmanpaşa Hospital - Ophthalmologist

2016
Artvin Hopa Hospital - Ophthalmologist

2010 - 2015
Izmir Atatürk Training and Research Hospital - Research

Skills

• I-Lasik Operation
• Lasik Operation
• Laser Surgery
• PRK Surgery
• Cataract Operation
• Strabismus Surgery
• Glaucoma Surgery
• Oculoplast (Upper Lower Lid Aesthetic, Eyebrow Lift, Ptosis Operation)
• Ektropion Entropion Operation
• Dsr, Botox, Filling, Medical Aesthetic

Eductaion: 

2013

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

2008

ISTANBUL UNIVERSITY, FACULTY OF MEDICINE

Dr. Ömer Kocabıyık has completed his specialization in the Department of Ophthalmology at Çanakkale Onsekiz Mart University in 2016. He performed many cataract operations at Merzifon State Hospital and at Sancaktepe Training and Research Hospital Ophthalmology Clinic. He also performs blepharoplasty (eyelid) and excimer laser treatment of refractive errors (hypermetropia, astigmatism, myopia). He diagnoses, treats and monitors medical and glaucoma diseases. His papers were published at the 2012/2013/2015/2017 Ophthalmology National Congresses.

FIELDS OF MEDICAL INTERESTS

Retina

glaucoma

Cornea

Refractive Surgery

Cataract

Doctor of Medical Sciences. Children's onco-ophthalmologist.

1997

Medical Doctor

Istanbul University Istanbul Medical School, Istanbul, Turkey

1999

Membership of the Turkish Ophthalmological Society (TOS)

2001

Membership of the Turkish Republics Ophthalmological Society (TROS)

2003

Specialist in Ophthalmology

Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

2011

Research Fellow

Doheny Eye Institute, University of Southern California, Los Angeles, United States

2014

Membership of the Medical Retinal Board of Turkish Ophthalmological Society

2015

Clinical Fellow

Retina Department, Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

3

2019

Membership of the Surgical Retinal Board of Turkish Ophthalmological Society

COURSES AND OTHER TRAININGS

2001

Genetic and Eye

Turkish Ophthalmological Society, 24th Spring Symposium, Istanbul-Turkey

2002

SKBM (Summit Krumeich Barraquer Microkeratome) Course

Alcon Surgical Department, Istanbul-Turkey

2004

Refractive Surgery

Turkish Ophthalmological Society, 24th National Ophthalmology Course, Ankara-Turkey

2009

Angiography and Optical Coherence Tomography Applications Course

Turkish Ophthalmological Society, 43rd National Congress, Antalya-Turkey

2009

Simulation Course

Turkish Ophthalmological Society, 43rd National Congress, Antalya-Turkey

2009

AMD and Retina

International AMD and Retina Congress, Athens, Greece

2009

Optical Coherence Tomography

Istanbul Retina Days, 1st OCT Club, Istanbul-Turkey

2010

Optics, Refraction and Rehabilitation

Turkish Ophthalmological Society, 30th National Ophthalmology Course, Ankara-Turkey

2010

CITI (Collaborative Institutional Training Initiative) Course for Human Research Curriculum

University of Southern California, Los Angeles-United States

2010

CITI (Collaborative Institutional Training Initiative) Course for Good Clinical Practice

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education A1 for Working with the

University of Southern California, Los Angeles-

4

IACUC (Institutional Animal Care and Use Committees)

United States

2010

Animal Care and Use in Research and Education B1 for Working with Laboratory Mice

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education B2 for Working with Laboratory Rats

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education B6 for Working with Laboratory Rabbits

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education B8 for Working with Laboratory Dogs

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education C1 for Post-procedure Care of Mice and Rats

University of Southern California, Los Angeles-United States

2010

Animal Care and Use in Research and Education C2 for Working with the Laboratory Dog-USC

University of Southern California, Los Angeles-United States

2012

Complications in Ophthalmology

Turkish Ophthalmological Society, 35th Spring Symposium, Istanbul-Turkey

2012

Controversies in Ophthalmology

The 3rd World Congress, Istanbul-Turkey

2012

Surgical Retina

European School for Advanced Studies in Ophthalmology, Ankara-Turkey

2013

Refractive Errors and Treatment

Turkish Ophthalmological Society, 34th Winter Symposium, Bursa-Turkey

2013

Medical and Surgical Retina

European School for Advanced Studies in Ophthalmology, Ankara-Turkey

2014

Macular Diseases

Turkish Ophthalmological

5

Society, April Course, Ankara-Turkey

2014

Tips and Tricks in the Diagnosis and Treatment of Eye Diseases

Turkish Ophthalmological Society, 37th Spring Symposium, Istanbul-Turkey

2015

Advanced Retinal Education

Taiwan CARE, 1st Taiwan Course of, Kaohsiung-Taiwan

2015

Retinal and Vitreous Surgery

114. Teaching Course with International Faculty Taiwan Retina Society, Kaohsiung-Taiwan

2015

Retina and Uvea

Ophthalmology for Turkey, Bodrum-Turkey

2017

Cataract and Retina

United Turkish Ophthalmological Society, 29th Summer and 14th May Symposium, Erzurum-Turkey

2018

Optical Coherence Tomography and Vitrectomy

Istanbul Retina, 4th OCT Club, and Vitrectomy Club, Istanbul-Turkey

CLINICAL POSITIONS HELD

GENERAL OPHTHALMOLOGY

1999-2003

Resident in Ophthalmology

Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

2003-2010

Specialist in Ophthalmology

Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

MEDICAL RETINA AND VITREORETINAL SURGERY

2010-2011

Research Fellow

Doheny Eye Institute, University of Southern California, Los Angeles, United States

6

2011-2015

Clinical Fellow

Retina Department, Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

2015-2019

Assistant Professor

Retina Department, Beyoglu Eye Training and Research Hospital, Istanbul, Turkey

2019-2021

Assistant Professor

World Eye Hospital, Etiler, Istanbul

2021-Present

Professor

Biruni University, Medicana International Istanbul Hospital, Istanbul, Turkey

10

accompanying diagnostic errors in patients with pattern dystrophy

49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2015

Clinical and imaging findings in type 2 juxtafoveal telengiectasia

National presentation at the 49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2015

Differential diagnosis with indocyanine green angiography in case of ranibizumab unresponsiveness

National presentation at the 49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2016

Real life data of our clinic in neovascular age related macular degeneration in 2015

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Results of pars plana vitrectomy after failed pneumatic retinopexy

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Short-term results of vitrectomy with ILM peeling and ILM flap inserted into optic pit in treatment of optic pit maculopathy

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Five years results of intravitreal ranibizumab treatment in neovascular age related macular degeneration

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Optic Pit Maculopathy Case Series

Turkish Ophthalmology Society, Summer Symposium, Istanbul Web Meeting, Turkey

2009

Vitreoretinal surgery results in traumatic retinal detachments

SD-OCT, FA, ICGA findings and correlation with vision in central serous chorioretinopathy

National presentation at the 49th Annual Turkish Ophthalmological Society

22

Meeting, Istanbul-Turkey

2015

Complications during dexamethasone implant injection

National presentation at the 49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2015

6-Month results of single-dose intravitreal dexamethasone implant treatment in patients with persistent diabetic macular edema

National presentation at the 49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2015

Changes in pupil diameter after Panretinal and Focal / Grid retinal laser photocoagulation

National presentation at the 49th Annual Turkish Ophthalmological Society Meeting, Istanbul-Turkey

2015 Photoreceptor outer segment layer thickness in healthy volunteers via spectral domain optical coherence tomography

33rd ASRS Annual Meeting, Vienna-Austuria

2015

Outcome of polypoidal choroidal vasculopathy by combined therapy of photodynamic therapy with ranibizumab

15th EURETINA Congress, Nice-France

2015

Intravitreal dexamethasone implant for macular edema secondary to branch retinal vein occlusion: 6 months results

15th EURETINA Congress, Nice-France

2016

Evaluation of anti-VEGF response in idiopathic choroidal neovascular membrane

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Effect of strabismus rotation time on surgical indication decision

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Results of pars plana vitrectomy in diabetic epiretinal membrane treatment

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Treatment results in patients who underwent pars plana lensectomy and intrascleral intraocular lens for lens subluxation due to Marfan Syndrome

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

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2016

Surgical results of epiretinal membrane due to retinal detachment surgery

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Results of scleral buckling surgery in rhegmatogenous retinal detachment

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Anatomical and functional results of pars plana vitrectomy surgery for recurrent retinal detachments

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

A Case of vitreous base avulsion, Bruch membrane rupture and retinal detachment following blunt eye trauma

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Changes in brush border finding in central serous retinopathy cases

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Findings in other eye in patients with unilateral choroidal neovascular membrane

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Intravitreal aflibercept results in eyes with low visual acuity with exudative age-related macular degeneration

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Results of primary epiretinal membrane and internal limiting membrane peeling during 23-gauge pars plana vitrectomy

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Treatment results and reevaluation of diagnosis by indocyanine green angiography in patients switched from Ranibizumab/Bevacizumab to Aflibercept treatment in neovascular age-related macular degeneration

National presentation at the 50th Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2016

Evaluation of anti-VEGF response in age-related macular degeneration accompanied with pigment epithelial

National presentation at the 50th Annual Turkish Ophthalmological Society

24

detachment

Rare coexistence of choroidal neovascular membrane and retina/retina pigment epithelium combined hamartoma

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Foveal avascular zone measurements with optical coherence tomography angiography in patients with nanophthalmos

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Formation of polypoidal choroidal vasculopathy in other eye in patients with monocular polypoidal choroidal vasculopathy

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Subfoveal choroidal thickness in patients with diabetic macular edema with serous macular detachment

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

A case of posterior nodular scleritis in a patient presenting with similar findings of mass

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Effect of optical coherence tomography findings on treatment response in central retinal vein occlusion

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

A papilledema case presenting with macular disease

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Enhanced functional and anatomical success in switched cases from ranibizumab to afflibercept in treatment resistant macular edema

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Evaluation of choroidal changes with optical coherence tomography angiography after half fluence photodynamic therapy in chronic central serous chorioretinopathy

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

28

2017

Optical coherence tomography angiography in type 2 juxtafoveal telegiectasia with or without proliferation

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Optical coherence tomography angiography in children: Quantitative measurements of foveal avasular zone and macular vessel density

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Evaluation of effect of prone position on choroidal volume and thickness with 1050 nm swept source OCT

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Measurement of choroidal thickness with EDI-OCT in adult onset vitelliform dystrophy

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

Effect of intravitreal dexamethason implant on subfoveal choroidal and retinal thickness by using EDI-OCT in refractory diabetic macular edema

National presentation at the 51st Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2017

One-year outcomes comparing anti-VEGF monotherapy and combined anti-VEGF+photodynamic therapy for retinal angiomatous proliferation

17th EURETINA Congress, Barcelona-Spain

2018

Anatomical and visual results of diabetic macular edema considering baseline visual acuity

National presentation at the 52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2018

Anatomical and visual results of aflibercept in neovascular age related macular degeneration considering baseline visual acuity

National presentation at the 52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2018

Real life results of intravitreal aflibercept in age related macular degeneration

National presentation at the 52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2018

Results of macular buckle in macular retinoschisis

National presentation at the 52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2018

Comparison of 1000 cst and 5000 cst

National presentation at the

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silicone oil in traumatic macular detachment

52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

2018

Real life results of intravitreal aflibercept in diabetic macular edema

National presentation at the 52nd Annual Turkish Ophthalmological Society Meeting, Antalya-Turkey

PUBLICATIONS

INTERNATIONAL PUBLICATIONS

• Ozkaya A, Alkin Z, Celik U, Yuksel K, Ozgurhan EB, Agca A, Yazici at, Demirok A. Comparing the effects of three intravitreal injection techniques on vitreous reflux and intraocular pressure. J Ocul Pharmacol Ther. 2013 Apr;29(3):325-9.

• Alkin Z, Osmanbasoglu OA, Ozkaya A, Karatas G, Yazici AT. Topical nepafenac in treatment of acute central serous chorioretinopathy. Med Hypothesis Discov Innov Ophthalmol. 2013;2:96-101.

• Alkin Z, Kashani AH, López-Jaime GR, Ruiz García H, Humayun MS, Sadda SR. Quantitative analysis of retinal structures using spectral domain optical coherence tomography in normal rabbits. Curr Eye Res. 2013;38:299-304.

• Ozkaya A, Alkin Z, Acet Y, Yigit U. Traumatic scleral wound dehiscence with filtering bleb formation after surgical repair of penetrating globe injury. Nepal J Ophthalmol. 2013;5:136-137.

• Osmanbasoglu OA, Alkin Z, Ozkaya A, Ozpınar Y, Yazici AT, Demirok A. Diurnal choroidal thickness changes in normal eyes of Turkish people measured by spectral domain optical coherence tomography. J Ophthalmol. 2013. doi: 10.1155/2013/687165.

• Alkin Z, Perente I, Altan C, Konstantinidis A, Ozkaya A, Yuksel K, Yazici AT, Demirok A. Changes in anterior segment morphology after intravitreal injection of bevacizumab and bevacizumab-triamcinolone acetate combination. Eur J Ophthalmol. 2013;23:504-509.

• Ozgurhan EB, Kara N, Yildirim A, Alkin Z, Bozkurt E, Demirok A. Diamond burr superficial keratectomy with mitomycin C for corneal scarring and high corneal astigmatism after pterygium excision. Clin Ophthalmol. 2013;7:951-954.

• Ozgurhan EB, Kara N, Bozkurt E, Gencer B, Agca A, Alkin Z, Demirok A. Effect of fluorometholone/tetrahydrozoline fixed combination on conjunctival autograft morphology after primary pterygium excision. Biomed Res Int. 2013. doi: 10.1155/2013/481843.

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• Ozkaya A, Alkin Z, Agca A, Satici T, Karakucuk Y, Yazici AT, Demirok A. One-year results of treatment with bevacizumab alone or ranibizumab alone for low visual acuity due to neovascular age-related macular degeneration. J Ocul Pharmacol Ther. 2013;29:865-869.

• Ozkaya A, Alkin Z, Taylan AT, Demirok A. Ocular imaging findings of bilateral optic disc pit in a child. Nepal J Ophthalmol. 2013;5:258-261.

• Ozkaya A, Alkin Z, Ozkaya HM, Agca A, Ozgurhan EB, Karakucuk Y, Yazici AT, Demirok A. Is spectral-domain optical coherence tomography essential for flexible treatment regimens with ranibizumab for neovascular age-related macular degeneration? J Ophthalmol. 2013. doi: 10.1155/2013/786107.

• Ozkaya A, Celik U, Alkin Z, Faiz Turan M, Yazici AT, Demirok A. Comparison between intravitreal triamcinolone with grid laser photocoagulation versus bevacizumab with grid laser photocoagulation combinations for branch retinal vein occlusion. ISRN Ophthalmol. 2013. doi: 10.1155/2013/141279.

• Ozkaya A, Alkin Z, Karakucuk Y, Yasa D, Yazici AT, Demirok A. Bevacizumab versus ranibizumab on as-needed treatment regimen for neovascular age-related macular degeneration in Turkish patients. ISRN Ophthalmol. 2013. doi: 10.1155/2013/151027.

• Sayin N, Alkin Z, Ozkaya A, Demir A, Yazici AT, Bozkurt E, Demirok A. Efficacy of selective laser trabeculoplasty in medically uncontrolled glaucoma. ISRN Ophthalmol. 2013. doi: 10.1155/2013/975281.

• Aras Ogreden T, Alkin Z, Ozkaya A, Ibrahim Demirkale H, Perente I, Aras C. Evaluation of contrast sensitivity after single intravitreal triamcinolone injection for macular edema secondary to branch retinal vein occlusion. ISRN Ophthalmol. 2013. doi: 10.1155/2013/549240.

• Ozkaya A, Alkin Z, Karakucuk Y, Yazici AT, Demirok A. Long term result of intravitreal bevacizumab in a patient newly transformed to proliferative macular telangiectasia type 2. Middle East Afr J Ophthalmol. 2013;20:360-362.

• Alkin Z, Ozkaya A, Osmanbasoglu OA, Agca A, Karakucuk Y, Yazici AT, Demirok A. The role of epiretinal membrane on treatment of neovascular age-related macular degeneration with intravitreal bevacizumab. ScientificWorldJournal. 2013. doi: 10.1155/2013/958724.

• Ozkaya A, Alkin Z, Yazici AT, Demirok A. Comparison of intravitreal ranibizumab in phakic and pseudophakic neovascular age-related macular degeneration patients with good baseline visual acuity. Retina. 2014;34:853-859.

• Cavdar E, Ozkaya A, Alkin Z, Ozkaya HM, Babayigit MA. Changes in tear film, corneal topography, and refractive status in premenopausal women during menstrual cycle. Cont Lens Anterior Eye. 2014;37:209-212.

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• Alkin Z, Ozkaya A, Agca A, Yazici AT, Demirok A. Early visual and morphologic changes after half-fluence photodynamic therapy in chronic central serous chorioretinopathy. J Ocul Pharmacol Ther. 2014;30:359-365.

• Ozkaya A, Alkin Z, Osmanbasoglu OA, Ozkaya HM, Demirok A. Intravitreal ranibizumab for neovascular age-related macular degeneration patients with good baseline visual acuity and the predictive factors for visual outcomes. J Fr Ophtalmol. 2014;37:280-287.

• Ozkaya A, Ozkaya HM, Alkin Z, Demirok A. Incidental 'early' diagnosis of colorectal carcinoma by way of central retinal vein occlusion. J Fr Ophtalmol. 2014;37:73-74.

• Agca A, Ozgurhan EB, Yildirim Y, Cankaya KI, Guleryuz NB, Alkin Z, Ozkaya A, Demirok A, Yilmaz OF. Corneal backscatter analysis by in vivo confocal microscopy: fellow eye comparison of small incision lenticule extraction and femtosecond laser-assisted LASIK. J Ophthalmol. 2014. doi: 10.1155/2014/265012.

• Alkin Z, Perente I, Ozkaya A, Alp D, Agca A, Aygit ED, Korkmaz S, Yazici AT, Demirok A. Comparison of efficacy between low-fluence and half-dose verteporfin photodynamic therapy for chronic central serous chorioretinopathy. Clin Ophthalmol. 2014;8:685-690.

• Alkin Z, Ozkaya A, Karakucuk Y, Demirok A. Detailed ophthalmologic evaluation of posterior microphthalmos. Middle East Afr J Ophthalmol. 2014;21:186-188.

• Alkin Z, Ozkaya A, Yilmaz I, Yazici AT. A single injection of intravitreal ranibizumab in the treatment of choroidal neovascularisation secondary to optic nerve head drusen in a child. BMJ Case Rep. 2014. doi: 10.1136/bcr-2014-204456.

• Perente I, Alkin Z, Ozkaya A, Dardabounis D, Ogreden TA, Konstantinidis A, Kyratzoglou K, Yazici AT. Focal laser photocoagulation in non-center involved diabetic macular edema. Med Hypothesis Discov Innov Ophthalmol. 2014;3:9-16.

• Ozkaya A, Alkin Z, Karatas G, Karakucuk Y, Perente I, Taylan Yazici A, Demirok A. Photoreceptor outer segment layer thickness measured manually on images from spectral domain optical coherence tomography in healthy volunteers. J Fr Ophtalmol. 2014;37:475-479.

• Alkin Z, Satana B, Ozkaya A, Basarir B, Altan C, Yazici AT, Demirok A. Selective laser trabeculoplasty for glaucoma secondary to emulsified silicone oil after pars plana vitrectomy: a pilot study. Biomed Res Int. 2014. doi: 10.1155/2014/469163.

• Yilmaz I, Ozkaya A, Alkin Z, Yazici AT. Intravitreal ranibizumab for bilateral choroidal neovascularisation in a patient with angioid streaks. BMJ Case Rep. 2014. doi: 10.1136/bcr-2014-204848.

• Ozkaya A, Alkin Z, Faiz M, Yazici AT, Demirok A. Intravitreal bevacizumab for choroidal neovascularization secondary to angioid streaks: A report of two patients.

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Saudi J Ophthalmol. 2014;28:316-318.

• Ozkaya A, Alkin Z, Perente I, Yuksel K, Baz O, Alagoz C, Yazici AT, Demirok A. Comparison of intravitreal bevacizumab treatment between phakic and pseudophakic neovascular age-related macular degeneration. Nepal J Ophthalmol. 2014;6:145-152.

• Yilmaz I, Ozkaya A, Alkin Z, Ozbengi S, Yazici AT, Demirok A. Comparison of the Plusoptix A09 and Retinomax K-Plus 3 with retinoscopy in children. J Pediatr Ophthalmol Strabismus. 2015;52:37-42.

• Aygit ED, Yilmaz I, Ozkaya A, Alkin Z, Gokyigit B, Yazici AT, Demirok A. Choroidal thickness of children's eyes with anisometropic and strabismic amblyopia. J AAPOS. 2015;19:237-241.

• Ozkaya A, Alkin Z, Yilmaz I, Yazici AT. Comparison of intravitreal ranibizumab between phakic and pseudophakic neovascular age-related macular degeneration patients: Two-year results. Saudi J Ophthalmol. 2015;29:182-186.

• Alkin Z, Yilmaz I, Ozkaya A, Yazici AT. Steroid-induced central serous chorioretinopathy in a patient with non-arteritic anterior ischemic optic neuropathy. Saudi J Ophthalmol. 2015;29:232-234.

• Yilmaz I, Alkin Z, Ozkaya A, Yazici AT. Comparison of Choroidal Thickness in Normal Subjects and Patients with Diabetes. Advances in Research 2015;3(1):102-106

• Satana B, Altan C, Basarir B, Alkin Z, Yilmaz OF. A new combined surgical approach in a patient with microspherophakia and developmental iridocorneal angle anomaly. Nepal J Ophthalmol. 2015;7:85-89.

• Ozkaya A, Alagoz C, Garip R, Alkin Z, Perente I, Yazici AT, Taskapili M. The role of indocyanine green angiography imaging in further differential diagnosis of patients with nAMD who are morphologically poor responders to ranibizumab in a real-life setting. Eye (Lond). 2016;30:958-965.

• Ozkaya A, Alkin Z, Ozveren M, Yazici AT, Taskapili M. The time of resolution and the rate of recurrence in acute central serous chorioretinopathy following spontaneous resolution and low-fluence photodynamic therapy: a case-control study. Eye (Lond). 2016;30:1005-1010.

• Yasa D, Agca A, Alkin Z, Çankaya KI, Karakucuk Y, Coşar MG, Yilmaz I, Yildirim Y, Demirok A. Two-year follow-up of artisan iris-supported phakic anterior chamber intraocular lens for correction of high myopia. Semin Ophthalmol. 2016;31:280-284.

• Alkin Z, Yilmaz I, Ozkaya A, Yazici AT. Anti-Vascular Endothelial Growth Factor Treatment for Proliferative Macular Telangiectasia Type 2. Middle East Afr J Ophthalmol. 2016;23:222-224.

• Ozkaya A, Yilmaz I, Alkin Z, Karakucuk Y, Yazici AT. Intravitreal ranibizumab in

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the treatment of choroidal neovascularization secondary to morning glory syndrome in a child. Saudi J Ophthalmol. 2016;30:140-143.

• Eris E, Sucu ME, Perente I, Alkin Z, Ozkaya A, Tarakcioglu HN. Retinal Artery Occlusion Secondary to Buerger's Disease (Thromboangiitis Obliterans). Case Rep Ophthalmol Med. 2017. doi: 10.1155/2017/3637207.

• Ozkaya A, Alkin Z, Karakucuk Y, Karatas G, Fazil K, Gurkan Erdogan M, Perente I, Taskapili M. Thickness of the retinal photoreceptor outer segment layer in healthy volunteers and in patients with diabetes mellitus without retinopathy, diabetic retinopathy, or diabetic macular edema. Saudi J Ophthalmol. 2017;31:69-75.

• Ozkaya A, Garip R, Alkin Z, Taskapili M. The comparison of multimodal imaging findings of central serous chorioretinopathy patients in regard to the early anatomically treatment response to half-fluence photodynamic therapy: a retrospective case-control study. Int J Retina Vitreous. 2017. doi: 10.1186/s40942-017-0073-z.

• Ozkaya A, Alkin Z, Togac M, Ahmet S, Perente I, Taskapili M. Five-year outcomes of ranibizumab in neovascular age-related macular degeneration: Real life clinical experience. Korean J Ophthalmol. 2017;31:424-430.

• Ozkaya A, Garip R, Nur Tarakcioglu H, Alkin Z, Taskapili M. Clinical and imaging findings of pattern dystrophy subtypes; Diagnostic errors and unnecessary treatment in clinical practice. J Fr Ophtalmol. 2018;41:21-29.

• Demircan A, Yesilkaya C, Alkin Z. Early choriocapillaris changes after half-fluence photodynamic therapy in chronic central serous chorioretinopathy evaluated by optical coherence tomography angiography: Preliminary results. Photodiagnosis Photodyn Ther. 2018. doi: 10.1016/j.pdpdt.2018.01.015.

• Demircan A, Alkin Z, Yesilkaya C, Demir G, Kemer B. Comparison of intravitreal aflibercept and ranibizumab following initial treatment with ranibizumab in persistent diabetic macular edema. J Ophthalmol. 2018. doi: 10.1155/2018/4171628.

• Yasa D, Erdem ZG, Urdem U, Demir G, Demircan A, Alkin Z. Pediatric traumatic retinal detachment: Clinical Features, prognostic factors, and surgical outcomes. J Ophthalmol. 2018. doi: 10.1155/2018/9186237.

• Yasa D, Erdem ZG, Demircan A, Demir G, Alkin Z. Prognostic value of ocular trauma score for open globe injuries associated with metallic intraocular foreign bodies. BMC Ophthalmol. 2018;18:194.

• Demircan A, Ozkaya A, Alkin Z, Kemer B, Yesilkaya C, Demir G. Comparison of the effect of ranibizumab and dexamethasone implant on serous retinal detachment in diabetic macular edema. J Fr Ophtalmol. 2018;41:733-738.

• Yasa D, Alkin Z. Comparison of outcomes for traumatic retinal detachment surgery using 1000- or 5000-centistoke silicone oil. Saudi J Ophthalmol. 2018;32:286-289.

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• Özkaya A, Karabaş L, Alagöz C, Alkin Z, Artunay Ö, Bölükbaşı S, Demir G, Demir M, Demircan A, Erden B, Erdoğan G, Erdoğan M, Eriş E, Kaldırım H, Onur İU, Osmanbaşoğlu Ö, Özdoğan Erkul S, Öztürk M, Perente İ, Sarıcı K, Sayın N, Yaşa D, Yılmaz İ, Yılmazabdurrahmanoğlu Z. Real-world outcomes of anti-VEGF treatment for neovascular age-related macular degeneration in Turkey: A multicenter retrospective study, Bosphorus Retina Study Group Report No: 1. Turk J Ophthalmol. 2018;48:232-237.

• Demircan A, Yesilkaya C, Altan C, Alkin Z, Yasa D, Aygit ED, Bektasoglu D. Foveal avascular zone area measurements with optical coherence tomography angiography in patients with nanophthalmos. Eye (Lond). 2019;33:445-450.

• Demircan A, Alkin Z, Cakir I, Kesim C, Erdogan G. Comparison of pars plana vitrectomy for retinal detachment after failed pneumatic retinopexy and primary pars plana vitrectomy. J Fr Ophtalmol. 2019;42:146-152.

• Demir G, Altan C, Cakmak S, Topcu H, Yasa D, Demircan A, Alkin Z. Evaluation of lamina cribrosa in angioid streaks using spectral-domain optical coherence tomography enhanced depth imaging. J Fr Ophtalmol. 2019;42:586-591.

• Alkin Z, Demir G, Topcu H, Demircan A, Yasa D, Fazil K. Surgical outcomes of pars plana vitrectomy for recurrent retinal detachment in eyes previously treated with pars plana vitrectomy or scleral buckling. J Fr Ophtalmol. 2019. doi: 10.1016/j.jfo.2019.05.009.

• Demir G, Cakir I, Alkin Z, Demircan A, Tulu B, Fazil K. Evaluation of Choroidal Thickness in Patients with Proliferative and Non-Proliferative Macular Telangiectasia Using Enhanced Depth Imaging Optical Coherence Tomography. Curr Eye Res. 2020. doi: 10.1080/02713683.2019.1673437.

• Erden B, Bölükbaşı S, Özkaya A, Karabaş L, Alagöz C, Alkin Z, et al. Bosphorus Retina Study Group. Comparison of two different treatment regimens' efficacy in neovascular age-related macular degeneration in Turkish population-based on real life data-Bosphorus RWE Study Group. Int J Ophthalmol. 2020. doi: 10.18240/ijo.2020.01.15.

Medical Fields of Interest: 

Retina Diseases 

Diabetic Retinopathy, Hypertensive Retinopathy, Vascular Obstructions 

Yellow Spot Disease (Macular Degeneration), SSRP 

Intraocular (intravitreal) Injection 

Vitreoretinal Surgery 

Retinal Detachment 

Macular Surgeries (Epiretinal Membrane, Macular Hole, VMT) 

Intraocular Hemorrhages 

Cataracts 

Smart lens, toric lens 

Excimer Laser Treatments 

Lasik 

No-touch, PRK

Education: 

Uludag University, Bursa 

Kartal Training and Research Hospital, Istanbul 

Vance Thompson Vision Center, SD, USA 

Beyoglu Eye Training and Research Hospital, Istanbul 

Experience: 

Beyoglu Eye Training and Research Hospital, Istanbul 

Yeni Yuzyil University Private Gaziosmanpasa Hospital, Istanbul 

Liv Hospital Vadistanbul, Istanbul

Memberships: 

Turkish Ophthalmological Association (TOA) 

TOA Young Ophthalmologists Executive Board Membership 

TOA Medical Retina Unit Membership 

Turkish Republics Ophthalmology Society (TROS) 

European Board of Ophthalmology (EBO) 

American Academy of Ophthalmology (AAO) 

Association for Research in Vision and Ophthalmology (ARVO) 

American Society of Cataract and Refractive Surgery (ASCRS) 

Istanbul Medical Chamber (IMC)

Medical Fields of Interest 

Glaucoma 

Cornea 

Cataract and Refractive Surgery 

Education 

Marmara University Faculty of Medicine ( 2006-2012 ) 

Istanbul Training and Research Hospital Ophthalmology Residency (2013-2017) 

Istanbul University Certificate of Experimental Animal Use ( 2015 ) 

International Council of Ophthalmology Visual Sciences ( 2015 ) 

Pediatric Glaucoma Training at Bratislava National Institute of Children’s Diseases ( 2022 ) 

Fellow of European Board of Ophthalmology ( FEBO 2022 ) 

Experiences 

Istanbul Training and Research Hospital 

Yeni Yuzyil University Private Gaziosmanpasa Hospital 

Memorial Şişli Hospital

Liv Ulus Hospital 

Memberships 

Turkish Ophthalmology Association 

Turkish Medical Association 

American Academy of Ophthalmology ( AAO ) 

European Society of Cataract and Refractive Surgery (ESCRS) 

Dr. X graduated from Ankara University School of Medicine, Turkey and Gülhane Military Medical Academy, Turkey. He is a member of Turkish Ophthalmological Association and Turkish Medical Association.