Publications by authors named "Ozgur Artunay"

To describe 4 cases of posterior pole retinal detachment (RD) in patients with pathologic myopia that were repaired with a prototype myopia support device. A case series was evaluated. Four cases of posterior pole RD were treated, 3 of which were accompanied by myopic maculoschisis and 1 that was accompanied by a choroidal neovascular membrane and a macular hole (MH).

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Background: This report aims to present the causes, clinical features, and surgical outcomes of persistent exudative retinal detachment (ERD) in a single tertiary referral center experience.

Methods: We retrospectively analyzed 48 patients who underwent vitreoretinal intervention for persistent ERD between 2017 and 2024. The study assessed patient demographics, underlying causes of ERD, the success rate of surgical interventions, and postoperative visual outcomes.

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Purpose: To compare the outcomes of intravitreal dexamethasone implant used as either an adjuvant or a switching therapy for diabetic macular edema in patients with poor anatomic response after three consecutive monthly injections of ranibizumab.

Methods: This retrospective study included patients with diabetic macular edema who received three consecutive doses of ranibizumab as initial therapy and demonstrated poor response. A single dose of intravitreal de xamethasone implant was administered to these patients.

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Background: To study out types and incidence of the complications and reveal the risk factors that affect anatomical and visual success of pneumatic retinopexy with a high number of rhegmatogenous retinal detachment cases.

Methods: Eight hundred and fifty eyes of the 837 patients who admitted at a tertiary center, between January 2015 and January 2022 for the diagnosis of rhegmatogenous retinal detachment, then underwent pneumatic retinopexy and had at least sixth month follow-up, were included in the study. The multivariate logistic regression model was created to investigate the factors affecting anatomical and visual success.

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Background: In young adults with rhegmatogenous retinal detachment, pneumatic retinopexy can be a cost-effective and minimally invasive highly effective method in suitable cases.

Objectives: To evaluate the role of pneumatic retinopexy in the treatment of young adults with rhegmatogenous retinal detachment (RRD) and the factors that may affect the success of pneumatic retinopexy.

Design: Retrospective study.

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Aim: To define the anatomic and functional outcomes of pars plana vitrectomy (PPV) with internal limiting membrane (ILM) peeling, inverted ILM flap and free ILM patch graft technique for the treatment of myopic macular hole (MH) without retinal detachment.

Methods: Sixty-four eyes of 64 patients who underwent PPV for myopic MH were included. Group 1 consists of patients underwent ILM peeling (=26), and Groups 2 and 3 consists of patient underwent free ILM patch graft (=20) and inverted ILM flap procedure (=18) respectively.

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Objectives: The objcetive is to compare the anatomic and functional outcomes of vitrectomy between internal limiting membrane (ILM) peeling and non-ILM peeling in diabetic tractional retinal detachment (TRD).

Methods: Twenty-three eyes with diabetic TRD with ILM peeling were compared with twenty-four eyes with non-ILM peeling. Best-corrected visual acuity (BCVA) was recorded at baseline and 3, 6, 9, 12 months, and end of follow-up.

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Background: To investigate the anatomical and visual outcomes of the patients with neovascular age-related macular degeneration (nAMD) treated with anti-vascular endothelial growth factor (anti-VEGF), according to the baseline best-corrected visual acuity (BCVA) based on the multicenter real-life data.

Methods: Five-hundred-ninety patients who had taken the Pro Re Nata (PRN) treatment regimen with three loading doses and at least one year of follow-up were included. The patients were divided into three groups according to the baseline BCVA: Group 1 (BCVA ≥ 1.

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Introduction: Alexandrite laser is generally used for hair removal and treatment of hyperpigmented skin lesions. It is important to use protective equipment during treatment. In previous cases, complications such as conjunctival hyperemia, anterior uveitis, and choroidal neovascularization were reported.

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Purpose: We aimed to describe single layered free ILM graft technique (FIGT) and present results of this technique in the primary surgery of large macular holes (MHs).

Methods: In this retrospective study, we identified MHs with a minimum hole diameter >400 μm that underwent FIGT by a single surgeon. Nineteen eyes were found to have an associated epiretinal membrane (ERM) and four eyes demonstrated a patchy ILM staining intraoperatively.

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Objectives: The objectives of the study were to evaluate the vascular and stromal structure of the choroid in patients with inactive thyroid associated orbitopathy (TAO) by measuring choroidal vascularity index (CVI) and choroidal thickness (CT) using enhanced depth imaging (EDI) optical coherence tomography (OCT).

Methods: The choroidal image was taken with EDI mode spectral domain (SD)-OCT. All scans were taken between 9.

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Article Synopsis
  • The study focused on repeat surgery for macular holes that did not close after the initial single-layer temporal inverted flap technique (IFT).
  • Eleven out of 172 patients (6.4%) had persistent holes post-IFT, with various strategies implemented during the second surgery, including reinverting the old flap or creating new ones.
  • The results showed a 100% closure rate after the second surgery and significant visual acuity improvement in 81.8% of the cases, demonstrating the effectiveness of the repeat procedures.
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Purpose: To evaluate the retinal and choroidal microvasculature after strabismus surgery using swept-source optical coherence tomography angiography (OCTA).

Methods: Thirty-three eyes of 33 patients who underwent horizontal rectus surgery for strabismus were included in this retrospective study. The unoperated fellow eyes were used as the control group.

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Purpose: To investigate the role of oxidative stress and antioxidant system in the etiopathogenesis of pseudoexfoliation and progression of pseudoexfoliation syndrome to glaucoma.

Material And Method: A total of 20 patients with pseudoexfoliation syndrome, 20 with pseudoexfoliation glaucoma, 20 with primary open-angle glaucoma, and 20 without pseudoexfoliation and glaucoma as a control group, who underwent cataract or glaucoma surgery between December 2020 and March 2021 in the Health Sciences University Beyoğlu Eye Training and Research Hospital, 80 patients were included in the study. Best corrected visual acuity (BCVA), intraocular pressure with applanation tonometry, detailed anterior and posterior segment examinations with biomicroscopy were performed in all patients included in the study.

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Purpose: To evaluate the characteristics and analyze the results of patients who underwent pars plana vitrectomy (PPV) as the first surgery due to rhegmatogenous retinal detachment (RRD) in pediatric age.

Methods: The records of pediatric patients who underwent PPV alone due to RRD were reviewed retrospectively. The best corrected visual acuity (BCVA) values were recorded before and after the surgery.

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We report a case of a young woman presenting with decreased vision in the right eye. One month earlier, she developed severe preeclampsia at 22 weeks of gestation and the pregnancy was terminated. Fundus examination revealed cotton wool spots and hard exudates in the macula bilaterally, with a yellow spot at the center of the fovea in the right eye.

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Paracentral acute middle maculopathy (PAMM) is a clinical finding that is thought to be a result of ischemia in the middle and deep capillary plexus of the retina. It has been reported in the literature that PAMM may be associated with systemic and vascular risk factors. This report describes a case of PAMM that occurred following a pars plana vitrectomy.

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Purpose: To evaluate the microvascular changes in the macular and peripapillary area after intravitreal dexamethasone implant in diabetic macular edema (DME).

Material And Methods: We included 31 eyes of 31 patients treated with a single dose dexamethasone implant for DME. All subjects underwent swept-source optical coherence tomography (OCT) and OCT angiography imaging before (T0), and one month (T1), two months (T2), and four months (T4) after dexamethasone injection.

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Gyrate atrophy is a metabolic disorder characterised by typical progressive circular chorioretinal atrophy, myopia and early developmental cataract. The disease is caused by deficiency of ornithine aminotransferase (OAT) enzyme. Although OAT is expressed in most tissues of the body, but the main target of the disease appears to be the retina.

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Purpose: To investigate hemodynamic changes in retinal and choroidal vasculature after surgical inferior oblique (IO) weakening through optical coherence tomography angiography (OCTA).

Methods: The medical records of patients who underwent unilateral IO-weakening surgery at a single institution were retrospectively reviewed. Patients who had OCTA measurements before surgery and on postoperative days 7 and 30 were included.

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Purpose: To investigate the structural and microvascular alterations of the inner retinal layers in patients with intermediate age-related macular degeneration (iAMD), and determine an association between structural and microvascular parameters.

Methods: In this prospective study, 58 eyes of iAMD patients and 64 age and sex-matched control eyes were enrolled. Participants underwent spectral-domain optical coherence tomography (OCT) and swept-source OCT angiography (OCTA) imaging.

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Background: To investigate the association between radial peripapillary capillary plexus (RPC) density and optic nerve head morphology in healthy eyes using optical coherence tomography angiography (OCTA).

Methods: One hundred twenty-seven eyes of 64 volunteers were included in the study. The retinal nerve fiber layer (RNFL) thickness and optic nerve head (ONH) parameters were measured using Cirrus 5000 HD OCT with Angioplex angiography.

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Optic nerve drusen (OND) are abnormal calcified acellular deposits located within the prelaminar portion of the optic nerve. They are usually asymptomatic and detected incidentally during fundoscopic examination. They have a clinical significance due to their appearance which mimicks true papilledema, if the drusen are buried.

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Objective: To evaluate the outcomes of aflibercept based on different morphologic patterns on optical coherence tomography (OCT) for diabetic macular edema (DME).

Study Design: Observational study.

Place And Duration Of Study: Beyoglu Eye Training and Research Hospital, Turkey from February 2016 to March 2018.

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Aim: To compare two different anti-vascular endothelial growth factor (anti-VEGF) treatment regimens'-a priori (PRN) and PRN regimen following the loading phase-anatomical and functional results in neovascular age-related macular degeneration (nAMD) patients.

Methods: Totally 544 nAMD patients followed and treated with aflibercept (=135) and ranibizumab (=409) at 9 different centers between 2013 and 2015 were enrolled into this retrospective multicenter study. Patients with initial best corrected visual acuity (BCVA) interval of 1.

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