SPECTRAL DOMAIN AND SWEPT SOURCE OCT
Automated Quantitation of Choroidal Neovascularization: A Comparison Study Between Spectral-Domain and Swept-Source OCT Angiograms
... Between Spectral-Domain and Swept- Source OCT Angiograms Qinqin Zhang, 1 Chieh-Li Chen, 1 Zhongdi Chu, 1 Fang Zheng, 2 Andrew Miller, 2 Luiz Roisman, 1,3 Joao Rafael de Oliveira Dias, 2 ...
8
Comparison of choroidal thickness measurements between spectral-domain OCT and swept-source OCT in normal and diseased eyes
... The results of our study demonstrated a larger variability in choroidal thickness measurement in diseased eyes compared with normal eyes, a finding consistent with Tan et al. 1 Mean SFCT in the diseased group was 198.33 ...
6
Swept-source OCT in patients with multiple evanescent white dot syndrome
... syndrome; OCT: Optical coherence tomography; ONL: Outer nuclear layer; RPE: Retinal pigment epithelium; SD-OCT: Spectral-domain optical coherence tomography; SS-OCT: ...
5
Visualizing the Choriocapillaris Under Drusen: Comparing 1050-nm Swept-Source Versus 840-nm Spectral-Domain Optical Coherence Tomography Angiography
... F IGURE 1. Example of OCTA signal loss on both the SD-OCT and SS-OCT systems. Note that this figure is intended to illustrate the differences in the SD-OCTA and SS-OCTA images and is not intended to ...
6
Swept-source OCT angiography imaging of the foveal avascular zone and macular capillary network density in diabetic retinopathy
... Swept-source OCT technology uses longer-wavelength infrared light with less sensitivity roll-off with depth compared to conventional spectral-domain ...
8
Diagnostic Ability of Swept Source and Spectral Domain Optical Coherence Tomography for Glaucoma
... two OCT systems showed excellent repeatability in all measurement areas for normal ...each OCT system would be ...two OCT systems within same subjects might be attributed to differ- ences in ...
10
Comparison of retina specialist preferences regarding spectral-domain and swept-source optical coherence tomography angiography
... Notes: a retinal disease includes diabetic retinopathy and branch rVO. b rPe disease includes CsCr, punctate inner choroidopathy, and multifocal choroiditis. c Missing data not included in percentage calculations. d ...
7
Comparison of spectral domain and swept source optical coherence tomography for angle assessment of Chinese elderly subjects
... of OCT images of the angle structure was easily interfered with the coexistence of the cornea, sclera, SC, and trabecular meshwork which have different reflection and polarization proper- ties ...
8
Comparison of peripapillary and subfoveal choroidal thickness in normal versus primary open-angle glaucoma (POAG) subjects using spectral domain optical coherence tomography (SD-OCT) and swept source optical coherence tomography (SS-OCT)
... An informed written consent was obtained from all participants and the study methodology was approved by our institutional review board. All methods adhered to the tenets of the Declaration of Helsinki for research ...
8
Comparing imaging capabilities of spectral domain and swept source optical coherence tomography angiography in healthy subjects and central serous retinopathy
... using OCT-based angiography (OCTA), a new imaging extension of OCT that provides blood flow information via motion contrast created by moving red blood cells within active vessels [15 – ...designs, ...
9
Texture Analysis of Retinal Layers in Spectral Domain OCT Images
... Improved segmentation of retina layers can be expected to allow researchers to find retinal proxies for other systemic diseases. Second, intraretinal segmentation allows improved quantification of disease stages, because ...
5
Spectral domain OCT versus time domain OCT in the evaluation of macular features related to wet age-related macular degeneration
... Stratus OCT and four different SD OCT devices, concluding that all SD OCT were statistically superior to delineate IRE ...TD OCT in 32 patients ...
5
<p>Quantifying choriocapillaris hypoperfusion in patients with choroidal neovascularization using swept-source OCT angiography</p>
... Using OCTA, several studies have evaluated the changes in choriocapillaris perfusion surrounding CNV in patients with exudative AMD. 37 Coscas et al qualitatively identi fi ed a perilesional hypointense ring around CNV in ...
8
Repeatability of nerve fiber layer thickness measurements in patients with glaucoma and without glaucoma using spectral-domain and time-domain OCT
... combines OCT technology with a confocal scanning laser ophthalmoscope, which provides a reference fundus ...Each OCT B-scan will be registered and locked to a reference image. OCT software can ...
9
Macular findings in Spectral Domain Optical Coherence Tomography and OCT Angiography in a patient with Kearns–Sayre syndrome
... Abstract Background: To report the clinical, electrophysiological and the anatomical findings in a patient with Kearns–Sayre syndrome (KSS). Case Presentation: We present the case of a 55-year-old female with KSS, who ...
7
Original Article Early treatment with Nd:YAG laser membranotomy and spectral-domain OCT evaluation for Valsalva retinopathy
... cases, OCT demonstrated two distinct membranes: a highly reflective band immediately above the premacular hemorrhage, corresponding to the internal limiting membrane, and an overlying patchy membrane with low ...
11
Expanded spectral domain-OCT findings in the early detection of hydroxychloroquine retinopathy and changes following drug cessation
... SD-OCT, in combination with Humphrey’s visual field 10-2, as well as fundus autofluorescence and multifocal ERG in select patients, is critical for the early detection of HCQ retinopathy. As shown by this study ...
11
Novel perspectives on swept-source optical coherence tomography
... OCT technology evolved in the last two decades from time-domain to spectral domain and recently to the swept- source OCTs (SS-OCT). SS-OCT improved the depth of ...
11
Structure versus function: correlation between outer retinal and choroidal thicknesses measured by swept-source OCT with multifocal electroretinography and visual acuity
... Because of the ability of SD-OCT to image the choroid, its study has become routine for many retinal practition- ers, thereby facilitating the understanding of the patho- physiology of certain diseases and ...
8
<p>Application of Second-Generation Swept-Source Anterior Segment-OCT in the Measurement of Marginal Reflex Distance-1 (MRD-1)</p>
... Compared with the AS-OCT method used in this study, previously reported methods for MRD-1 measurement have some drawbacks. The disadvantages of the clinical method include measurement errors as large as 0.5 mm 6 ...
8