Objective: This study aims to determine the prevalence of accommodation insufficiency among young Caucasian adults in Greece. Methods: Accommodation amplitude was assessed using the minus to blur method (PRA). Results were compared against Donder's and Hofstetter's values. Partic...
Open access
Research Article10.9734/or/2024/v19i4429
Purpose: Vision is one of the most important senses. The first stage of vision is the creation of the observed object’s image on the retina. The quality of the retinal image is affected by several factors, such as diffraction, sampling on the retina, chromatic aberration, scatt...
Open access
Research Article10.9734/or/2022/v16i230233
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 Article10.9734/or/2021/v14i330193
Purpose: To compare measurements of axial length obtained with A-scan and IOL Master. The study was design to collect the axial length values resulting from the application of both methods on the same eye (R.E.) and then to compare them. Methodology Place and Duration of Study: 5...
Open access
Research Article10.9734/or/2020/v13i430177
Purpose: To compare central corneal thickness (CCT) measurements and their reproducibility when taken by Ultrasound Pachymetry, Ocular Biometry and Angiovue Optical Coherence Tomography (OCT). Methods: Twenty-five healthy volunteers were recruited creating a sample size of 50 eye...
Open access
Research Article10.9734/or/2020/v13i430172
Aims: The purpose of our research is to evaluate corneal thickness, pre-operative and post-operatively after FemtoLasik surgery, using “Pentacam® AXL” and Ultrasound device. To evaluate the correlation of the two devices and their interchangeability. Sample and Study Design: Our...
Open access
Research Article10.9734/or/2020/v13i330169
Aims: To compare the anterior chamber angle values recorded by Pentacam and AS-OCT SD “Spectralis” (Heidelberg Engineering) and present the correlation between the two devices. Sample and Study Design: A total of 50 patients were examined at the Private Ophthalmology Clinic O.M.M...
Open access
Research Article10.9734/or/2020/v13i330167
Aims: To compare results of OrbscanIIz and Pentacam and Ultrasound pachymetry at different stages of keratoconus on corneal thickness. Sample and Study Design: 94 keratoconic patients participated in the study, of which 52 were men and 42 women. Keratoconus patients were measured...
Open access
Research Article10.9734/or/2020/v13i230163
Aims: To compare results of Orbscan IIz and Pentacam at different stages of keratoconus on Kmean and Astigmatism. Sample and Study Design: 94 keratoconus patients were included in the study, of which 52 were men and 42 women. Keratoconus patients were screened with Orbscan IIz an...
Open access
Research Article10.9734/or/2020/v13i130160
This current study aimed to review the importance and assessment of corneal endothelium in terms of corneal transparency. The study revealed that the normal metabolic activity is necessary to maintain the temperature of the cornea, to renew its cells, to support the exchange proc...
Open access
Research Article10.9734/or/2020/v12i430152
Purpose: This Clinical research was targeted to experimentally investigate the reliability between Placido topography and Scheimpflug topography in normal corneas with astigmatism ≤ ±0.50 Dc by comparing the refractive powers at the 4 main meridians (180⁰ - 90⁰) in order to study...
Open access
Research Article10.9734/or/2020/v12i130140
Purpose: To compare the morphological changes in the meibomian glands and meibomian glands loss between contact lens and non-contact lenses wears in a young population. The contact lens wearers wore C.L. for max 6 years. Methods: Examination of the meibomian gland (MG) by using a...
Open access
Research Article10.9734/or/2020/v12i130139
Objective: To evaluate the effect of uncomplicated cataract surgery on macular and optic nerve head blood flow with Optical Coherence Tomography Angiography (OCT-A). Retinal vascular changes and macular vessel remodeling following cataract surgery is an area of interest, as the e...
Open access
Research Article10.9734/or/2023/v18i2383