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)
Birthplace and Date
Tarsus, 1958
Foreign Languages
English, Japanese
Education and Experience
Ankara University Faculty of Medicine 1976-82
Specialist Education SB Dışkapı EAH 1984-87
Specialist Education Japan Tohoku University Faculty of Medicine 1987-89
Specialist Education SB Okmeydanı EAH 1989-90
Post-specialist Education USA Case Western Reserve University Faculty of Medicine 1990-91
Associate Professorship Japan Tohoku University Faculty of Medicine 1993-96
Case experience
Over 40,000 surgical case experience
Associations of which he is a member
Turkish Ophthalmology Association
Turkish Medical Association
Certificate
LASIK Certificate Crete University Faculty of Medicine (Prof.Dr. I.Pallikaris)
Awards
Japanese Government- Education, Science and Ministry of Culture (Monbusho), Research Scholarship (1987-89)
Japan Mishima Sai-ichi Research Award (1988-89)
United States-Retinitis Pigmentosa Foundation Fighting Blindness Travel Fellowship (1988)
Japan Mishima Sai-ichi Research Award (1994-95)
Japan Mishima Sai-ichi Research Award (1995-96)
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-
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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
23
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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Professor, specialist in Ophthalmology and Ophthalmic Surgery
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.
Professor, specialist of ophthalmology
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.
Areas of Expertise and Interest:
Education:
Professional and Observational Experience:
International Diplomas:
Certificates:
Memberships in Scientific Organizations:
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
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.