Best Laser iridotomy ophthalmologists in Turkey: TOP 53 doctors

Place and Date of Birth

• Erzurum, 1970

Language Skills

• English, German, Russian

Education and Experience

• 1981-1988 Istanbul High School
• 1988-1994 Istanbul University, Istanbul School of Medicine
• 1994-1998 Russian Medical Academy, Eye Hospital - Moscow

Case Experience

• 16 years of active service as an ophthalmologist.

Memberships

• TOD (Turkish Society of Ophthalmology), 1999-2009
• ESCRS (European Society of Cataract and Refractive Surgeons), 2000- 2009
• AAO (American Academy of Ophthalmology), 1999-2009
• ISRS (International Society of Refractive Surgery), 2003-2009

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

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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

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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.

Birthplace and Date

Ankara, 1975

Foreign Languages

English

Education and Experience

1999 Ankara University Faculty of Medicine

2004 Istanbul University Cerrahpaşa Faculty of Medicine Department of Ophthalmology

2012 Yeditepe University Faculty of Medicine Department of Ophthalmology, Lecturer

Case Experience

13 years of active ophthalmology practice.

Associations Membership

Turkish Ophthalmology Association (TOD)

Turkish Ophthalmology Association Medical Retina Unit active member

European Vitreoretinal Society (EVRS)

European Society of Retina Specialists (EURETINA)

International Society for Clinical Electrophysiology of Vision (ISCEV)

European Society of Cataract and Refractive Surgeons (ESCRS)

The doctor graduated from the Medical Faculty of Gazi University in Turkey and completed his internship at Numune scientific research hospital in Ankara. He also had a specialization in Cornea Department of Wills Eye Hospital at Thomas Jefferson University in Philadelphia, USA. He is a member of several organizations such as Turkish Ophthalmological Association, KRCB, ASCRS, ESCRS and Turkish Medical Association.

Dr. X has a strong educational background, with a degree from Istanbul University School of Medicine, and post-graduate education from ZNA Middelheim Hospital in Belgium. He is a member of several organizations, including the American Academy of Ophthalmology, the American Society of Cataract and Refractive Surgery, the European Society of Cataract and Refractive Surgeons, and the Turkish Ophthalmological Association. Dr. X is also certified in multiple procedures, including Intralase Surgery, PresbyMAX Laser Surgery, Phakic IOLs Surgery, Corneal Cross-Linking, and Ferrara Rings Application. He has attended multiple seminars and international congresses, such as the Congress of the European Society of Cataract and Refractive Surgeons, the Congress on Controversies in Ophthalmology, and the European Society of Retina Specialists.

Dr. Fırat Helvacıoğlu is an ophthalmologist with extensive education from Kadıköy Anatolian High School, Marmara University School of Medicine, and Bakirkoy Dr. Sadi Konuk Research and Training Hospital. He is a member of several organizations, including TOA, TTB, ESCRS, ASCRS, ISRS, and ICO, and has passed the International Council of Ophthalmology Basic Science and Clinical Science Board Exams. He regularly participates in international seminars and congresses, such as the European Society of Cataract and Refractive Surgeons, National Congress of Ophthalmology, Afro-Asian Congress of Ophthalmology, and Symposium on Cataract, IOL and Refractivite Surgery.

Dr. X is a medical doctor with a degree from Akdeniz University School of Medicine, Turkey and has experience from İzmir Bozyaka Teaching and Training Hospital, Turkey. They are a member of the DOG, AAO, ASCRS, and ESCRS and have certificates in LASIK Application, Presbyopia Correction with Multifocal Intraocular Lenses, Scleral fixation techniques, Corneal Collagen Cross-Linking, Femtosecond Applications for Anterior Segment Surgery and Corneal Topography Analyzing.

Doctor is a professor with higher and career education in Hacettepe University School of Medicine, Turkey. He has experience as an ophthalmologist in several hospitals and also completed a fellowship at Johns Hopkins Hospital, Wilmer Eye Institue, Vitreoretinal and Medical Retinal Department. Currently works at Veni Vidi Göz eye hospital.

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

Doctor graduated from Hacettepe University Medical School, Turkey, and is a member of AAO, ASCRS and ESCRS. Has attended several international conferences including Congress of the European Society of Ophthalmology, Congress of European Society of Cataract and Refractive Surgery, Congress of the European Glaucoma Society, World Glaucoma Congress, Pan-European Symposium for Ophthalmology, and Congress on Controversies in Ophthalmology.

Education and Training:

• 9/2009 - 7/2016: MD, Uludag University School of Medicine, Bursa, Turkey
• 3/2017 - 5/2021: Ophthalmology Residency, Beyoglu Eye Training and Research Hospital, Istanbul, Turkey
• 2/2023 - 12/2023: Research Fellowship, Johns Hopkins University, Wilmer Eye Institute, USA

Professional Experience:

• 8/2016 - 2/2017: Staff, Silivri State Hospital, Emergency Department, Istanbul, Turkey
• 7/2021 - 2/2023: Ophthalmologist, Eyupsultan State Hospital, Istanbul, Turkey
• 2/2023 - 5/2023: Ophthalmologist, New Century University, Department of Ophthalmology, Istanbul, Turkey
• 5/2023 - Present: Ophthalmologist, Medipol Acibadem Hospital, Istanbul, Turkey

Areas of Expertise and Interest:

• Keratoplasty (Penetrating and Lamellar)
• Refractive Surgery
• Cataract Surgery
• Corneal Biomechanics and Keratoconus

Education:

• Istanbul University, Faculty of Medicine

Professional and Observational Experience:

• Assistant Doctor (Ophthalmology) at Beyoğlu Eye Training and Research Hospital, 2006-2010
• Ophthalmologist at Ağrı Patnos Government Hospital, 2011-2012
• Ophthalmologist (Cataract and Refractive Surgery Department, Cornea and Ocular Surface Disease Department) at Beyoğlu Eye Training and Research Hospital, 2012-2018
• Associate Professor at University of Health Sciences, Beyoğlu Eye Research and Training Hospital, Istanbul, 2018-2024
• Professor at Acıbadem District Hospital, 2024-Present

International Diplomas:

• European Board of Ophthalmology Diploma (EBOD) 
• International Council of Ophthalmology - Basic Science, 2017
• International Council of Ophthalmology - Optics and Refraction, 2017
• International Council of Ophthalmology - Clinical Science, 2018
• International Council of Ophthalmology - Advanced, 2018 (FICO)

Certificates:

• Basic Good Clinical Practices
• Advanced Good Clinical Practices

Memberships in Scientific Organizations:

• Turkish Ophthalmology Society
  • Active Member, Cornea and Ocular Surface Department
  • Active Member, Young Ophthalmologist Department
  • Active Member, Cataract and Refractive Surgery Department

Specializations

Lazy Eye (Amblyopia)

Glaucoma (Eye Pressure)

Yellow Spot Disease

Diabetic Retinopathy