[PDF] Top 20 Repeatability of Foveal Measurements Using Spectralis Optical Coherence Tomography Segmentation Software

... of repeatability of manually derived lateral SD-OCT scan measurements in human ...mean foveal width of 2550μm ± 322μm. Foveal pit diameters up to 2510μm have been reported using the ... See full document

... The measurements of choroidal thickness were performed using the horizontal line scans of the EDI-OCT ...any segmentation errors in the boundary outlines generated by the soft- ware and determined ... See full document

... processing software such as ImageJ to manually analyze the ...manual segmentation, automatic segmentation can be more efficient, reliable, and ...automatic segmentation methods previously re- ... See full document

... the foveal contour with different grades of ...manual segmentation and high refractive errors on the measure- ...density measurements that we can compare with our quantitative ... See full document

... scanned using the Cirrus HD-OCT system with software version ...with software version ...The foveal thickness (F) was defined as the average thickness in the central 1 mm ...all ... See full document

... out using an eye-tracking system, and a number of studies in the literature have evaluated its utility [9, 10, ...New software provided with the device enables activation of an ...density ... See full document

... automated segmentation software may fail with patients in edema when examining each plexus ...individually. Software that would allow for careful manual adjustment of segmentation lines to ... See full document

... the foveal avascular zone (FAZ) and the capillary vascular density (VD) ratio, in both the SCP and ...OCTA software was used to modify the au- tomated segmentation in depth of retina manually to re- ... See full document

... the repeatability of the FAZ, VLD and PD of SCP between eyes with long AL and nor- ...manual segmentation and algorism using ImageJ, which inevitably introduces human error into the ...study ... See full document

... performed using Bell Curve for Excel version 2.0 software (Social Survey Research Informa- tion, Tokyo, ...inspected using the Shapiro-Wilk test for all ... See full document

... OCTA software used for two popular commercial OCTA instruments, and experienced OCT technicians acquiring ...inter-instrument repeatability of the overall FAZ measurement noted in our ... See full document

... tical coherence tomography (OCT) macular edema can be detected already in an early phase ...The Spectralis (Heidelberg Engineering, Heidelberg, Germany) incorporating software, with its ... See full document

... The optical configuration 5 uses two single mode directional couplers with a superluminiscent diode as the ...obtained using the same ...not using a phase modulator are ... See full document

... Early Treatment Diabetic Retinopathy Study (ETDRS) grid which contains three concentric rings of diameters 1, 3, and 6 mm, and two reticules to divide the macula into nine sec- tions was employed. Scanning results were ... See full document

... manually using the machine drawn layers so that there is no human ...in foveal thickness between the controls and patients with mild NPDR, patients with severe NPDR or worse had thicker ... See full document

... interest. Optical densities and optical density ratios (ODRs) for each of the 10 measurements were calculated and then ...of optical densities (OD) and ODRs for each vessel was as ... See full document

... not be an ideal representation of elderly population in whom retinal and ONH diseases are more commonly diagnosed. Advancing age is a major risk factor for some common choroidal, retinal and ONH diseases associated with ... See full document

... Optical coherence tomography (OCT) has been recently applied to investigate cor- onary artery disease in interventional ...studies using OCT revealed neoatherosclerosis contributed to ... See full document

... Optical coherence tomography-angiography (OCT-A) is a relatively new non-invasive imaging technique which provides three-dimensional visualiza- tion of the retinal and choroidal ...of foveal ... See full document

... In line with any other imaging methods, OCTA can be in- fluenced by artifacts which may lead to data misinterpretation. Media opacities such as cataract, small pupil or defocusing of the light beam have the potential of ... See full document