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All published articles 514

Critical Analysis of Corneal Cross-linking (Part-II): Resolving the Controversial Issues (Theory versus Measurements)

Jui-Teng Lin · Ophthalmology Research: An International Journal · 2021

Aims: To resolve the controversial issues of UV-light-initiated corneal collagen cross-linking (CXL) by theoretical formulas and measured clinical outcomes. Study Design:  Analysis and measured data of CXL. Place and Duration of Study: New Vision Inc, Taipei, between June 2021 an...

Open access Research Article 10.9734/or/2021/v15i130204

Analysis of Accommodation Gain of Presbyopia Eye After Laser Ablation (or Shrinkage) of Sclera Via Lens Reshaping and Lens Anterior Shift

Jui-Teng Lin · Ophthalmology Research: An International Journal · 2021

Purpose: To derive and provide analytic formulas for an accommodative gain of presbyopia eyes. via sclera ablation and/or thermal shrinkage such that the lens is reshaped and/or its position is shifted. New mechanisms are also proposed. Study Design: To increase the accommodation...

Open access Research Article 10.9734/or/2021/v15i130203

Caffeine, Nicotine and MDMA Effects on Retina suggestive of Potential Functional Consequences

Joshua O. Owolabi & Philip O. Ogunnaike · Ophthalmology Research: An International Journal · 2021

The implications of the use of psychoactive substances, that are usually abused on the retina are yet to be adequately explored. The retina is neural in nature. Most investigations on psychoactive agents have only studied their effects on the brain and behaviour. The mechanisms e...

Open access Research Article 10.9734/or/2021/v15i130202

Optometric Screening of Elementary Students in Greece

Melinta Bollano-Lazaridis & Aristeidis Chandrinos · Ophthalmology Research: An International Journal · 2021

Background: The aim of this study is to provide a wide screening test in elementary school students in Greece in order to trace undiagnosed visual deficiencies, which can affect the visual performance and efficiency. Methods: Examination procedures were approved by the Ministry o...

Open access Research Article 10.9734/or/2021/v14i430201

Principles of Accommodation and Technology Update of Presbyopia Corrections using IR and UV Lasers

Jui-Teng Lin · Ophthalmology Research: An International Journal · 2021

Purpose: To update and review the technology and principles of laser presbyopia reversal (LAPR) via sclera ablation and thermal shrinkage using infrared and UV lasers. Recent clinical data and new methods are also summarized. Study Design: LAPR using laser sclera ablation for inc...

Open access Research Article 10.9734/or/2021/v14i430199

Critical Analysis of Corneal Cross-linking (Part-I): Formulas for Efficacy, Safety Dose, Minimum Thickness, Demarcation Line Depth and the Role of Oxygen

Sheng-Fu Cheng & Jui-Teng Lin · Ophthalmology Research: An International Journal · 2021

Purpose: To update and derive formulas for the efficacy and kinetics of corneal collagen crosslinking (CXL) including both type-I and oxygen-mediated type-II mechanisms, the role of oxygen, the initiator regeneration, safety dose, minimum corneal thickness and demarcation line de...

Open access Research Article 10.9734/or/2021/v14i430200

Perception and Acceptance of COVID-19 Vaccination among Patients in a Tertiary Hospital in South-East Nigeria

A. I. Apakama, C. C. Uzozie, M. C. Amobi, M. C. Okosa & A. A. Onwuegbuna · Ophthalmology Research: An International Journal · 2021

Aims: To determine the perception and acceptance of COVID-19 vaccination among patients in a tertiary eye hospital. Study Design: A cross-sectional hospital-based study. Place and Duration of Study: Guinness Eye Centre Onitsha, South-East Nigeria between 1st to 29th June 2021 Met...

Open access Research Article 10.9734/or/2021/v14i430198

Association between Diabetic Macular Edema and Capillary Non Perfusion; An Optical Coherence Tomography Angiography Study

Mostafa A. Waly, Hammouda Hamdi Ghoraba, Mohamed Hosni El-Bradey & Mostafa Abd El Latif Abo El Einen · Ophthalmology Research: An International Journal · 2021

Aims: The aim is to use of OCTA to describe the retinal structural damages observed in DME and the relationship between the edema and the capillary non perfusion and to quantify VD and the FAZ area. Study Design: prospective, cross sectional, observational study Place and Duratio...

Open access Research Article 10.9734/or/2021/v14i430197

A Rare Case of Anti Phospholipid Syndrome Associated Intermediate and Posterior Uveitis

Y. Ksheeraja & N. T. Manasaveena · Ophthalmology Research: An International Journal · 2021

Introduction: Autoimmune disorders are often associated with Uveitis. Anti-Phospholipid syndrome(APS) is characterized by increased hypercoagulability and divergent ocular features. Case Presentation: A 45-year-old male patient presented with complaints of headache for 2 days. Th...

Open access Research Article 10.9734/or/2021/v14i330196

Central Serous Retinopathy in a Post COVID-19 Asymptomatic Healthcare Worker at a Tertiary Care Hospital: A Unique Case Report

G. Punati Amulya & G. Pradeep Thanuja · Ophthalmology Research: An International Journal · 2021

Aim: Early detection and management of stress-related Central Serous Retinopathy caused due to COVID-19. Background: CSR has been associated with stress and is usually self-resolving. COVID-19 is known to induce psychological stress and its effects are many, one of them may be CS...

Open access Research Article 10.9734/or/2021/v14i330195

Assessment and Management of Eyelid Injury

Apurva H. Suthar & Kaushal A. Modi · Ophthalmology Research: An International Journal · 2021

Background and aim: Among all sites of injury, eyelid laceration seems to be neglected in terms of sufficient epidemiological investigations. With a thorough understanding of the causes of eye lid lacerations, it is possible to develop a better preventive strategy and hence impro...

Open access Research Article 10.9734/or/2021/v14i330194

Assessment of Subfoveal Choroidal Thickness with SD-OCT in Eyes with Different Stages of Age-Related Macular Degeneration (AMD)

E. Pateras & G. Kalogeropoulou · Ophthalmology Research: An International Journal · 2021

Purpose: The aim of the study was to compare the subfoveal choroidal thickness (SFCT) with the use of Spectral-Domain OCT in eyes with AMD of different stages. Methods: The participants comprised of 30 age-matched normal eyes as controls (Group 1), 19 with early-AMD eyes (Group 2...

Open access Research Article 10.9734/or/2021/v14i330193

Assessment of Some Biochemical Parameters in Vitreous Humor of Rabbits Exposed to Sodium Cyanide

B. I. Elleh, E. S. Bartimaeus, F. U. Igwe, D. G. Tamuno-Emine & E. S. Agoro · Ophthalmology Research: An International Journal · 2021

Aim: The aim of this study was to assess some biochemical parameters in the vitreous humor of Rabbits exposed to sodium cyanide. Study Design: This study is an interventional study. Place and Duration of Study: This study was carried out at Animal House, Applied and Environmental...

Open access Research Article 10.9734/or/2021/v14i230191

Awareness of Glaucoma in Olorunda Local Government Area, Osogbo, Osun State, Nigeria

C. O. Adeoti, E. A. Abioye Kuteyi, B. V. Olomola & O. Adejumo · Ophthalmology Research: An International Journal · 2021

Purpose: The commonest type of glaucoma called chronic open angle glaucoma is a silent disease and patients are usually diagnosed late in the disease. Public awareness programs must be actively done to enable a reduction of late detection of the disease and level of awareness mus...

Open access Research Article 10.9734/or/2021/v14i230190