Ali Olgun

ORCID: 0000-0003-2757-0997
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About
Contact & Profiles
Research Areas
  • Glaucoma and retinal disorders
  • Retinal Diseases and Treatments
  • Corneal surgery and disorders
  • Intraocular Surgery and Lenses
  • Facial Rejuvenation and Surgery Techniques
  • Ophthalmology and Eye Disorders
  • Ocular Disorders and Treatments
  • Meningioma and schwannoma management
  • Reconstructive Facial Surgery Techniques
  • Cerebral Venous Sinus Thrombosis
  • Neurofibromatosis and Schwannoma Cases
  • Ophthalmology and Visual Impairment Studies
  • Retinal and Macular Surgery
  • Ocular Diseases and Behçet’s Syndrome
  • Vascular Malformations Diagnosis and Treatment
  • Neurological Disorders and Treatments
  • Facial Trauma and Fracture Management
  • Retinal and Optic Conditions
  • Head and Neck Surgical Oncology
  • Dermatologic Treatments and Research
  • Facial Nerve Paralysis Treatment and Research
  • Retinal Imaging and Analysis
  • Management of metastatic bone disease
  • Ocular Infections and Treatments
  • Central Venous Catheters and Hemodialysis

Liv Hospital
2025

He Eye Hospital
2024

Istanbul Eye Hospital
2011-2022

Şişli Etfal Eğitim ve Araştırma Hastanesi
2014-2021

Rochester General Hospital
2021

Sağlık Bilimleri Üniversitesi
2018-2020

Dünyagöz Hospital
2020

Güven Hospital
2019

Eye Center
2019

University of Health Sciences Antigua
2018

To evaluate long-term contrast sensitivity (CS) and visual acuity following implantation of monofocal, accommodating, refractive diffractive multifocal intraocular lenses (IOLs) in patients with unilateral cataract.In this prospective non-randomized clinical trial, 87 cataract were enrolled four groups for phacoemulsification IOL Ophthalmology Department Goztepe Training Research Hospital. Twenty-four had monofocal (Alcon Acrysof; group 1), 21 accommodating (Human Optics 1CU; 2), 22 (Tecnis...

10.1111/j.1442-9071.2010.02357.x article EN Clinical and Experimental Ophthalmology 2010-06-21

To evaluate the effectiveness of PAUL Glaucoma Implant (PGI) and adjunctive impact intraoperative Mitomycin C (MMC) on surgical outcomes in patients with neovascular glaucoma (NVG). This retrospective, comparative study included NVG who underwent PGI implantation. The cohort was divided into two groups: Group 1 (PGI without MMC) 2 MMC). Inclusion criteria encompassed a minimum 12-month postoperative follow-up preoperative light perception. Surgical success defined as maintaining intraocular...

10.1177/11206721251313835 article EN European Journal of Ophthalmology 2025-01-17

Purpose To compare the short-term changes in corneal endothelial cells after trabeculectomy or XEN Gel Stent implantation. Design Prospective, interventional, comparative study. Methods Changes endothelium patients that underwent implantation were prospectively evaluated. Eighty eyes of 62 diagnosed with open-angle glaucoma divided into two and groups. Corneal specular microscopy was performed at central cornea using a noncontact microscope preoperatively 3 months surgery. Results The...

10.1177/1120672120924339 article EN European Journal of Ophthalmology 2020-05-26

Herein, we report 2 cases of endophthalmitis after XEN Gel Stent implantation. A 68-year-old woman and an 80-year-old man had previously undergone uncomplicated implantation for primary open-angle glaucoma 4 5 months prior, respectively. Both patients presented with pain, redness, loss vision, sensitivity to light. For both patients, the best-corrected visual acuity was hand motion, eyelids conjunctiva were hyperemic edematous, anterior chamber +3 cells exhibited hypopyon, B-scan...

10.1097/ijg.0000000000001076 article EN Journal of Glaucoma 2018-08-31

Purpose . To evaluate of functional and cosmetic effectiveness lower eyelid sling technique with fascia lata graft in patients lagophthalmos due to facial paralysis. Material Method Ten a mean age of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:mn>55.1</mml:mn><mml:mo>±</mml:mo><mml:mn>19.77</mml:mn></mml:mrow></mml:math>years who underwent surgery between September 2011 January 2014 were included this prospective study. Preoperatively postoperatively...

10.1155/2015/759793 article EN BioMed Research International 2015-01-01

To evaluate the efficacy and safety of XEN stent implantation in inferonasal quadrant after prior failed trabeculectomy.Fourteen open-angle glaucoma patients with trabeculectomy were recruited to this retrospective study. Implantation was performed as a stand-alone procedure. The mean follow-up duration 14.2 months. Best-corrected visual acuity, intraocular pressure (IOP), number medications, complications, requirement for additional procedures among outcome measures recorded.Mean IOP...

10.5005/jp-journals-10078-1304 article EN JOURNAL OF CURRENT GLAUCOMA PRACTICE 2021-09-30

Précis: Longer-term studies with a larger sample size are needed to demonstrate the superiority or equivalence of these procedures. Objective: To evaluate outcomes PAUL glaucoma implant (PGI) and Ahmed valve (AGV) in patients secondary caused due silicone oil emulsification. Patients Methods: A retrospective examination was conducted using medical records 36 who developed emulsification after vitreoretinal surgery then underwent PGI AGV implantation surgery. The main outcome measures groups...

10.1097/ijg.0000000000002360 article EN Journal of Glaucoma 2024-01-09

Objectives:The aim of the study was to evaluate outcomes and complications associated with PAUL glaucoma implant (PGI) surgery in pseudoexfoliation (PXG) patients, comparing them a primary open-angle (POAG) control group.Methods: A retrospective analysis included 39 PXG 29 POAG eyes undergoing PGI between January 2020 December 2022.Surgical success defined as intraocular pressure (IOP) ≤21 ≥6 mmHg at 12 months no loss light perception.Demographic data, ocular examinations, were...

10.14744/bej.2024.96729 article EN cc-by-nc Beyoglu Eye Journal 2024-01-01

Purpose . To compare the outcomes of external dacryocystorhinostomy (E-DCR) by using two different flap anastomosis patterns and skin incision types. Methods This study included 79 patients (88 eyes) with lacrimal drainage system disorders who underwent E-DCR surgery. Fifty eyes 44 (group A) suturing anterior posterior flaps (H-flap) sac curvilinear whereas in 38 35 B) DCR was performed only (U-flap) W incision. Results The success rate evaluated according to patency scar assessment scores....

10.1155/2015/170841 article EN cc-by The Scientific World JOURNAL 2015-01-01

The purpose of this study was to document the prevalence anisometropia, anisoastigmatism, and anisometropic amblyopia in patients with neurofibromatosis-1 (NF1) compare it that age- sex-matched controls.Fifty NF1 150 controls were examined study. Cycloplegic autorefraction attempted on all <16 years old without cycloplegia >16 old. Anisometropia defined as absolute interocular difference spherical equivalent more than or equal 1 D. Aniso-astigmatism refractive astigmatism Amblyopia two-line...

10.1177/112067210901900324 article EN European Journal of Ophthalmology 2009-05-01

The authors report a case with idiopathic hypertrophic cranial pachymeningitis associated intermediate uveitis. patient complained of decreased vision in both eyes, especially the right. Ophthalmic examination revealed right optic disc pallor, bilateral vitritis, and cystoid macular edema. Magnetic resonance imaging marked enhancement dural lesion. edema responded well to medical treatment. Intermediate uveitis has not yet been reported context pachymeningitis.

10.3109/01658107.2011.559683 article EN Neuro-Ophthalmology 2011-03-20

The purpose of this study was to evaluate the results tarsoaponeurectomy in patients with unsuccessful after repetitive surgery or who developed post-traumatic blepharoptosis.The files 107 (136 eyes) on whom performed between January 2010 and December 2014 due blepharoptosis were scanned retrospectively. Among these patients, operational notes eight underwent through method examined detail. epidemiological data, indication for surgery, previous ptosis and/or eyelid surgeries trauma...

10.1186/s12886-016-0208-2 article EN cc-by BMC Ophthalmology 2016-03-31

Patients with ocular hypertension (OHT) do not show impaired cerebral vasodilation responses to hypercapnia but patients primary open-angle glaucoma (POAG) do. Impaired vasoreactivity in POAG may have neuronal or vascular origins and increase stroke risk.To investigate changes blood flow vasomotor reactivity using the breath-holding index OHT, examine whether these parameters contribute risk of ischemic stroke.Thirty POAG, 30 age- sex-matched healthy control subjects were included this...

10.1097/ijg.0000000000001711 article EN Journal of Glaucoma 2020-10-16

This study aimed to share the results of patients who underwent anterior tarsal flap rotation combined with lamellar reposition because cicatricial upper eyelid entropion, and determine effectiveness reliability this surgical technique.Fifteen eyes 11 (2 right eyes; 5 left 4 bilateral eyes) on whom we performed surgery entropion were included in study. The medical records analyzed retrospectively, causes as well preoperative postoperative ophthalmic examination findings recorded. Normal...

10.5935/0004-2749.20180011 article EN Arquivos Brasileiros de Oftalmologia 2018-01-01

To compare the efficacy of gonioscopy-assisted transluminal trabeculotomy (GATT) versus micropulse transscleral diode laser cyclophotocoagulation(MP-TDLC) combined with GATT in treatment advanced glaucoma.

10.1177/11206721241247440 article EN European Journal of Ophthalmology 2024-04-11

Abstract Purpose To evaluate the safety and efficacy of PAUL Glaucoma Implant (PGI) for managing refractory primary congenital glaucoma (PCG) over a one-year period. Study Design Retrospective. Methods A study was conducted using medical records thirty eyes 17 patients who underwent PGI surgery treatment PCG. Primary outcome measures included failure criteria such as intraocular pressure (IOP) &gt; 21 mm Hg, &lt; 20% IOP reduction, necessity further intervention, implant removal, or loss...

10.1007/s10384-024-01076-0 article EN cc-by Japanese Journal of Ophthalmology 2024-06-27

10.37844/tj-ceo.2024.19.23 article IT Turkish journal of clinical and experimental ophthalmology. 2024-01-01
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