Results 21 to 30 of about 4,056,423 (272)

Anterior Segment Optical Coherence Tomography in Glaucoma

open access: yesDelhi Journal of Ophthalmology, 2021
Anterior segment optical coherence tomography (AS OCT) is a non-invasive imaging modality which provides a quantitative assessment of subconjunctival space, angle of anterior chamber and lens position.
Arshi Singh
doaj   +1 more source

The Role of Optical Coherence Tomography in the Diagnosis of Angle Closed Diseases of the Anterior Chamber. Part 1: Visualization of the Anterior Segment of the Eye

open access: yesOftalʹmologiâ, 2021
The purpose of this work is to review the literature data on the role of optical coherence tomography in the diagnosis of diseases of the closed angle of the anterior chamber. An analysis of the modern technical devices use — optical coherence tomography
N. I. Kurysheva, G. A. Sharova
doaj   +1 more source

Anterior Segment Optical Coherence Tomography in the Early Management of Microbial Keratitis: A Cross-Sectional Study

open access: yesActa Médica Portuguesa, 2020
Introduction: Infectious keratitis is an important cause of visual loss. The purpose of this study was to investigate anterior segment optical coherence tomography patterns in infectious keratitis and evaluate the role of this tool in the early ...
Mariana Almeida Oliveira   +6 more
doaj   +1 more source

Optical coherence tomography in anterior segment imaging [PDF]

open access: yesActa Ophthalmologica Scandinavica, 2007
Abstract.Purpose:  To evaluate the ability of optical coherence tomography (OCT), designed primarily to image the posterior segment, to visualize the anterior chamber angle (ACA) in patients with different angle configurations.Methods:  In a prospective observational study, the anterior segments of 26 eyes of 26 patients were imaged using the Zeiss ...
Maya, Kalev-Landoy   +3 more
openaire   +2 more sources

Tissue surface as the reference arm in Fourier domain optical coherence tomography [PDF]

open access: yes, 2012
We present a simple method applicable to common-path Fourier domain optical coherence tomography (OCT) in which the tissue surface is used as the reference arm.
Giardini, Mario Ettore   +7 more
core   +5 more sources

Anterior segment optical coherence tomography and in vivo confocal microscopy in cases of mucopolysaccharidosis

open access: yesAmerican Journal of Ophthalmology Case Reports, 2020
Purpose: To report anterior segment evaluation in patients with mucopolysaccharidosis 1 using anterior segment optical coherence tomography and in vivo confocal microscopy.
Ayumi Matoba   +4 more
doaj   +1 more source

Anterior segment optical coherence tomography features of peripunctal nevus

open access: yesIndian Journal of Ophthalmology. Case Reports, 2021
Peripunctal tumors usually account for as low as 6.3% of all punctal lesions. Peripunctal nevus is benign in nature, but it can cause epiphora by its sheer mass effect or cosmetic blemish.
Gaurav Garg   +2 more
doaj   +1 more source

Swept source optical coherence tomography Gabor fusion splicing technique for microscopy of thick samples using a deformable mirror [PDF]

open access: yes, 2015
We present a swept source optical coherence tomography (OCT) system at 1060 nm equipped with a wavefront sensor at 830 nm and a deformable mirror in a closed-loop adaptive optics (AO) system.
Adrian Bradu   +9 more
core   +1 more source

Depth-Resolved Wavefront Aberrations using a Coherence-Gated Shack-Hartmann Wavefront Sensor [PDF]

open access: yes, 2010
In the present paper we investigate the possibility of narrowing the depth range of a physical Shack - Hartmann (SH) wavefront sensor (WFS) by using coherence gating.
Tuohy, Simon, Podoleanu, Adrian G.H.
core   +1 more source

Phantoms for performance assessment of optical coherence tomography systems [PDF]

open access: yes, 2012
In this paper, we describe the procedures to make epoxy resin and agarose phantoms designed using Mie scattering calculations. The phantoms are constructed to be used in the estimation of point spread function (PSF) of an optical coherence tomography ...
S. A. Hojjatoleslami   +16 more
core   +1 more source

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