Çetin Akpolat

ORCID: 0000-0002-7443-6902
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About
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Research Areas
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Retinal and Optic Conditions
  • Glaucoma and retinal disorders
  • Corneal surgery and disorders
  • Ophthalmology and Eye Disorders
  • Ocular Surface and Contact Lens
  • Ophthalmology and Visual Impairment Studies
  • Intraocular Surgery and Lenses
  • Ocular Diseases and Behçet’s Syndrome
  • Cancer and Skin Lesions
  • Nasolacrimal Duct Obstruction Treatments
  • Cerebral Venous Sinus Thrombosis
  • Traumatic Ocular and Foreign Body Injuries
  • Corneal Surgery and Treatments
  • Toxoplasma gondii Research Studies
  • Neurological Complications and Syndromes
  • Retinopathy of Prematurity Studies
  • Infrared Thermography in Medicine
  • Photoacoustic and Ultrasonic Imaging
  • Optical Coherence Tomography Applications
  • Ear and Head Tumors
  • Bartonella species infections research
  • Ocular Disorders and Treatments
  • Neurosurgical Procedures and Complications

Şişli Etfal Eğitim ve Araştırma Hastanesi
2019-2022

Sağlık Bilimleri Üniversitesi
2021

Eskişehir City Hospital
2021

Creative Commons
2021

Okmeydanı Eğitim ve Araştırma Hastanesi
2016-2018

Sivas State Hospital
2018

Ergani Devlet Hastanesi
2015-2016

Phacoemulsification surgery may have beneficial effects on the quality of life patients with senile cataract. These can be evaluated help questionnaires and tests.

10.1177/25158414211063293 article EN cc-by-nc Therapeutic Advances in Ophthalmology 2022-01-01

We aimed to evaluate foveal and parafoveal density using optical coherence tomography angiography the alteration on retinal vessel diameter in patients with inactive Graves' ophthalmopathy compared age-matched normal population. Materials Methods. Patients (study group) healthy individuals (control were enrolled cross sectionally designed study. The parameters measurements assessed between study control groups. Foveal microvascular retina was measured angiography. Retinal artery vein...

10.1155/2020/7643737 article EN cc-by Journal of Ophthalmology 2020-03-23

The study was conducted for the assessment of retinal nerve fiber layer, ganglion cell and subfoveal choroidal thickness changes in patients with inactive Graves' ophthalmopathy (GO) using swept-source optical coherence tomography (SS-OCT) before development active GO findings.The cross-sectional designed consisted (study group) healthy subjects (control group). thicknesses choroid (SFCT) were measured SS-OCT deep range imaging technology to compare these parameters between control...

10.1055/a-1275-0703 article EN Klinische Monatsblätter für Augenheilkunde 2021-03-17

Purpose: The goal of this study was to assess the effects a single injection intravitreal ranibizumab (RAN) or bevacizumab (BEV) on retinal vessel size in eyes with diabetic macular edema. Materials and Methods: In total, 32 patients were enrolled RAN group, 30 included BEV group. Each these groups also subdivided into two others groups: group control composed injected eyes, whereas noninjected fellow served as groups. underwent complete ophthalmic examinations, including optical coherence...

10.1097/iae.0000000000001682 article EN Retina 2017-05-17

To analyze the central macular thickness (CMT), retinal nerve fiber layer (RNFLT), ganglion cell (GCLT), and choroidal (ChT) measurements in patients with coronavirus disease 2019 (COVID-19).The study was conducted cross-sectionally 4 weeks after completed treatment of COVID-19. The diagnosis COVID-19 based on polymerase chain reaction test and/or clinical radiological findings. treated were enrolled group; age- sex-matched healthy participants served as control group. All group hospitalized...

10.1055/a-1340-0066 article EN Klinische Monatsblätter für Augenheilkunde 2021-04-14

Purpose: To assess changes in retinal vascular caliber response to short-term use of nepafenac eye drops patients with mild diabetic macular edema.Materials and methods: Thirty-four previously untreated bilateral edema were included this prospective study. For each participant, one was randomly assigned treatment (0.1%, three times/day) the other left throughout Using digital fundus photographs, calibers calculated compared treated eyes at baseline, week 1, 6.Results: Baseline vessel...

10.1080/02713683.2017.1399425 article EN Current Eye Research 2017-11-09

Vessel density (VD) measurements obtained using swept-source optical coherence tomography angiography (SS-OCTA) of the retinal layers and choriocapillaris have capacity to demonstrated changes in COVID-19 patients.To investigate VD choroid SS-OCTA patients recovered from COVID-19.This cross-sectionally designed study was conducted a single eye centre. The diagnosis disease confirmed by polymerase chain reaction test. Patients who had fully served as group, control group comprised age-...

10.1080/08164622.2021.1999770 article EN Clinical and Experimental Optometry 2021-12-07

Purpose: To determine the demographic and clinical characteristics of newborn patients who underwent lacrimal probing surgical intervention with or without marsupialization intranasal cysts as primary management for dacryocystocele treatment. Methods: Data from medical charts 350 infants surgery due to nasolacrimal duct obstruction were reviewed retrospectively. Ten a naive diagnosis congenital included in study. Congenital was based on triad swelling inner canthal region, bluish appearance,...

10.1177/25158414211030427 article EN cc-by-nc Therapeutic Advances in Ophthalmology 2021-01-01

To investigate early covid measurements of central macular thickness (CMT), retinal nerve fiber layer (RNFL), ganglion cell (GCL) thickness, and choroidal (ChT) in children recovered from coronavirus disease 2019 (COVID-19).This cross-sectional study was carried out 4 weeks after completed COVID-19 treatment. The diagnosis the Alpha variant made by polymerase chain reaction test prediagnosis with clinical, laboratory, radiological findings. A total 46 were included study. Pediatric patients...

10.1055/a-1785-3863 article EN Klinische Monatsblätter für Augenheilkunde 2022-04-14

<b><i>Purpose:</i></b> The aim of this paper was to assess and compare the effects intravitreal ranibizumab bevacizumab on retinal vessel diameter in eyes with neovascular age-related macular degeneration (AMD). <b><i>Methods:</i></b> Patients AMD who underwent injection either or were included. Noninjected fellow served as a control. main outcome measures central artery equivalent (CRAE), vein (CRVE), artery-vein ratio (AVR)....

10.1159/000477180 article EN Ophthalmologica 2017-01-01

Purpose To analyze structural and vascular changes of the retina choroid in pediatric patients with coronavirus disease 2019 (COVID-19) using optical coherence tomography (OCT)/OCT angiography (OCTA).Methods This comparative cross-sectional study consists COVID-19 group including control healthy children. Vessel density (VD), central macular thickness,, choroidal thickness (ChT) measurements were performed swept-source OCT/OCTA 12 weeks after recovery from COVID-19. Results The mean VD fovea...

10.1080/09273948.2022.2054431 article EN Ocular Immunology and Inflammation 2022-04-11

The aim of the present study is to evaluate results traumatic cataract surgery with regard type trauma, mainly in assessment visual acuity. Forty-four patients who had been diagnosed cataracts were included this retrospectively designed study. divided into blunt and penetrating groups according trauma. Pre- postoperative ocular findings cases evaluated. Visual acuity, intraocular pressure, intra- complications, associated injuries, surgical approaches analyzed. Thirty-three male (75%) 11...

10.5455/medscience.2018.07.8914 article EN Medicine Science | International Medical Journal 2018-01-01

Clinical relevance Previous studies have shown the efficacy of aflibercept and dexamethasone in central retinal vein occlusion. However, these two drugs occlusion accompanied by serous macular detachment has not been investigated compared. This results a search for more precise data to evaluate effects real-world studies.Background The aim this study is compare intravitreal implantation injections detachment.Methods Sixty-eight eyes 68 patients with treatment-naive oedema post-central were...

10.1080/08164622.2021.1927676 article EN Clinical and Experimental Optometry 2021-06-17

The purpose of this study is to investigate the change anterior chamber angle morphology after cataract surgery in patients with type 2 diabetes mellitus (DM2) using segment optical coherence tomography (AS-OCT).In prospective and comparative study, 57 eyes were investigated. divided into two groups. DM2 group included cataractous diabetic without retinopathy (n = 30) non-DM2 nondiabetic participants 27). AS-OCT examinations performed at baseline 1 month surgery. corrected distance visual...

10.1177/25158414211034717 article EN cc-by-nc Therapeutic Advances in Ophthalmology 2021-01-01

Objective: To compare the efficacy of intravitreal bevacizumab with combined followed by sequential macular laser photocoagulation in treatment diabetic edema. Material and Methods: Thirty-one eyes injected 30 therapy injection were included this retrospective study. The main outcome measures visual acuity, central thickness number injections. Results: Each participant completed at least 6 months follow-up. Baseline best-corrected acuity values monotherapy group similar to those combination...

10.5336/ophthal.2017-57055 article EN cc-by-nc-nd Turkiye Klinikleri Journal of Ophthalmology 2018-01-01

A 60-year-old patient with a history of diabetes mellitus and coronary artery disease was admitted to the eye nose throat clinic due complaints difficulty in breathing. The decided for functional endoscopic sinus surgery diagnosis right nasal polyposis chronic sinusitis. had visual loss findings retinal occlusion, which is rare ocular complication seen after surgery. Although proper urgent surgical medical treatment, we did not observe improvement. Since this very condition, intended report...

10.1177/1120672118798570 article EN European Journal of Ophthalmology 2018-09-11

Purpose: This study was carried out to evaluate the effects of pterygium surgery on visual acuity, corneal astigmatism, refraction, and topography changes these parameters in postoperative period. Material Methods: Forty eyes 34 patients presented with only primary were included present study. Patients features that could affect topography, such as previous ocular trauma or surgery, scarring, keratoconus, dry eye, contact lens use, excluded from After excisional conjunctival closure...

10.5455/medscience.2019.08.9139 article EN cc-by-nc-nd Medicine Science | International Medical Journal 2020-01-01

Amaç: Bu çalışmanın amacı, kataraktı olan yüksek miyopili hastalarda fakoemülsifikasyon cerrahisi sonuçlarını ve komplikasyonlarını değerlendirmektir. Gereç Yöntemler: Katarakt yapılan hastalara ait dosya kayıtları retrospektif olarak incelendi. ekstraksiyonu için uygulanmış, aksiyel uzunluğu 26 mm üzerinde gözler çalışmaya dâhil edildi. Ameliyat öncesi sonrası en iyi düzeltilmiş görme keskinlikleri, göz içi basınçları, biyomikroskobik ön segment muayene bulguları, pupil dilatasyonu fundus...

10.5336/ophthal.2015-49091 article TR cc-by-nc-nd Turkiye Klinikleri Journal of Ophthalmology 2016-01-01

Purpose: To compare the efficacy and safety of cold saline solution (0.9% NaCl) with topical ophthalmic proparacaine for maintaining anesthesia patients undergoing phacoemulsification surgery. Methods: The prospective, double-blinded, randomized clinical study was randomly assigned to two groups that underwent surgery due cataracts. group included 86 eyes alone. 84 (room temperature) were scored according a pain survey questionnaire Visual Analog Scale (VAS) ranked between 0 10. surgeon...

10.4103/ijo.ijo_876_21 article EN cc-by-nc-sa Indian Journal of Ophthalmology 2021-12-23

To evaluate and compare preoperative postoperative anterior segment parameters in patients who underwent unilateral or bilateral medial rectus muscle surgery.Fifty-one eyes of 30 were enrolled the retrospectively designed study. Anterior measured via Pentacam prior to surgery after surgery. Besides evaluation detailed routine ophthalmic examination was also performed for each participant. All had successful correction. No complication observed during follow-up period. changes noted visual...

10.5455/medscience.2018.07.8964 article EN cc-by-nc-nd Medicine Science | International Medical Journal 2019-01-01

To conduct a retrospective evaluation of the efficacy and safety intravitreal aflibercept treatment in diabetic macular edema. Patients treated with for edema participated this study. Three injections were administered to previously untreated 76 eyes 50 patients 3 consecutive months one-month interval. The results evaluated retrospectively by analyzing patients’ medical records. values ‘‘best corrected visual acuity” inverted according Snellen chart, their central thickness intraocular...

10.5455/medscience.2018.07.8976 article EN cc-by-nc-nd Medicine Science | International Medical Journal 2019-01-01
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