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OCT macula Spectralis

Lassen Sie sich über Makuladegeneration persönlich informieren. Rufen Sie an Mit Lutein und Zeaxanthin. Zum Erhalt der normalen Sehkraft The warp-speed of the spectral-domain OCT also helps eliminate any artifacts and results in images of an exceptional quality. This technology takes imaging to a whole new level. Our physicians at Retina Macula Institute review patients' images the same day, usually within minutes, following the scan This lecture from AGS 2018 discusses practical tips to enable use of OCT for glaucoma progression, focusing on the Spectralis OCT. This video is part of a collection of lectures from AGS 2018 Multimodal Imaging Platform Optimized for the Posterior Segment The SPECTRALIS ® is an ophthalmic imaging platform with an upgradable, modular design. This platform allows clinicians to configure each SPECTRALIS to the specific diagnostic workflow in the practice or clinic

Makula - Augen Naturheilpraxis Zie

The first step in interpreting optical coherence tomography (OCT) images is understanding the layers of the retina as observed in a normal retina, or a retina without macular pathology OCTA imaging of the macula was performed using the Cirrus HD-OCT (version 10.0.0.14618). The procedure for OCTA imaging using the Cirrus HD-OCT has been detailed previously 15. Angiographic images.. The Spectralis SD-OCT's imaging modalities include fluorescein angiography (FA), red-free images, indocyanine green (ICG) angiography, infrared photography and ultra-widefield angiography. The new OCT2 module is an upgrade option that offers a 70,000Hz to 85,000Hz scan rate. The first step in interpreting optical coherence tomography (OCT) images is understanding the layers of the retina as observed in a normal retina, or a retina without macular pathology. The image below is an enlargement of a cross sectional image of a normal retina obtained from a spectral domain OCT PURPOSE: We estimated coefficients of repeatability for Spectralis optical coherence tomography (OCT)-derived automated retinal thickness and volume measurements in subjects with center-involving diabetic macular edema (DME)

Doppelherz system Auge

In the Spectralis OCT, it's measured directly with a 3.46-mm diameter circular scan centered on the optic disc. In the case of the Cirrus OCT, the measurement of RNFL is generated from a 6 mm 3 cube scan centered on the optic disc Purpose: To evaluate macular thickness in people with diabetes but minimal or no retinopathy using Heidelberg Spectralis optical coherence tomography (OCT). Methods: In a multicenter, cross-sectional study of mean retinal thickness, on Spectralis OCT in the nine standard OCT subfields, spanning a zone with 6-mm diameter, center point, and total retinal volume were evaluated Purpose: Optical coherence tomography (OCT) is a reliable method used to quantify discrete layers of the retina. Spectralis OCT is a device used for this purpose. Spectralis OCT macular scan imaging acquisition can be obtained on either the horizontal or vertical plane The mean central retinal thickness was 259.18 ± 19.08 μm, the mean foveal volume was 0.20 ± 0.02, and the mean total macular volume was 8.59 ± 0.37 mm3. Central subfield (CSF) thickness and. This video guides you through how to perform a basic screening examination for macular disease and glaucoma using infrared and OCT imaging with SPECTRALIS OCT

With a scan rate of 85,000 Hz, the OCT2 Module provides more than twice the scanning speed of the SPECTRALIS ®.The increased scanning speed supports efficient clinical workflows when performing comprehensive glaucoma evaluations with the Glaucoma Module Premium Edition or high resolution OCT angiography Optical coherence tomography (OCT) is used increasingly in optometric practice to identify retinal pathology, to improve referral accuracy and to monitor for.. RNFL optic nerve macula SD-OCT Software Differences SpectralisGlaucoma Module Premium Edition (GMPE) FDA approved in 2016 RNFL scan protocol: 12°/14°/16°arc centered over BMO 3.5 mm, 4.1 mm, and 4.65 mm* * Gmeineret al. IOVS 2016;57(9):575‐584. RNFL optic nerve macula SD-OCT Software Difference What makes the Heidelberg SPECTRALIS® 4D OCT different? Only by having the most advanced diagnostic equipment can we provide early detection, monitoring and treatment of eye diseases such as glaucoma, macular degeneration and diabetes. We have invested in the SPECTRALIS 4D OCT eye scanner, as it is the instrument of choice for retinal specialists

Spectralis oct normal anatomy & systematic interpretation

A, Representative unmarked optical coherence tomography (OCT) scan section of the macula of a normal eye. B, Layer retinal segmentation provided automatically by the OCT Spectralis software in this same B-scan The Spectralis SD-OCT system (Heidelberg Engineering GmbH) measures total retinal macular thickness within a 30º × 25º OCT volume scan centered on the fovea. The scanned area corresponds to 20º of the central visual field. 7 Macular thickness values are displayed in an 8- × 8-mm grid containing 65 individual 3º × 3º square cells Spectralis HRA+OCT. The Spectralis HRA+OCT (Heidelberg Engineering) is one of the most versatile commercially available spectral-domain OCTs. Also, the types of qualitative analysis software (such as the slab view option on the Cirrus HD-OCT or macular 3D reconstruction on a number of spectral-domain OCT devices) or quantitative analysis.

SPECTRALIS ® OCT-Plus Imaging Platform. The SPECTRALIS ® OCT Plus technology is a unique ophthalmic diagnostic imaging device used primarily to examine the structures of the retina, macula, and optic nerve. It combines two technologies, confocal scanning laser ophthalmoscopy (cSLO) and spectral domain optical coherence tomography (SD-OCT) Spectralis. Spectral-Domain OCT. Multi-modality imaging with SPECTRALIS® is a unique ophthalmic diagnostic imaging device used primarily to examine the structures of the retina, macula, and optic nerve. It combines technologies like confocal scanning laser ophthalmoscopy (cSLO), spectral domain optical coherence tomography (SD-OCT), Heidelberg. A SPECTRALIS ® OCT examination provides information about the condition of the retinal layers. The examination can help identify early signs of disease in the retina and on the optic nerve head. SPECTRALIS OCT Preparation. At the start, you will be seated directly in front of the instrument

Polypoidal Choroidal Vasculopathy (PCV)

OCT allows to identify structural changes such as Bruch's membrane ruptures, choroidal neovascularizations (CNV) with exudative macular edema, photoreceptor damage and drusen evolution. A macular volume OCT scan centered at the fovea will be acquired routinely. Additionally, volume OCT scans across the laser area will be acquired OCT-A was performed on HRA + OCT Spectralis® device recording 10 × 10° of the central macula, accordingly 2.9 × 2.9 mm, with 512 A-scans × 512 sections, 6 μm distance between sections and resolution of 5.7 μm/pixel Spectralis® solves this problem by using cSLO technology to track the eye and guide OCT to the selected location. TruTrack™ Eye Tracking comes from a long history of image alignment know-how, validated in longitudinal studies such as the Ocular Hypertension Treatment Study An example of the report for the Spectralis (Heidelberg Engineering, Inc., Headelberg, Germany) macular OCT with Asymmetry Analysis and Thickness Change Map is provided below. Currently, the combination of RNFL and ganglion cell analysis is generally considered the best approach to OCT-based glaucoma assessment The foveal avascular zone is seen in the center of the macula. Optical coherence tomography angiography (OCT-A) has emerged as a non-invasive technique for imaging the microvasculature of the retina and the choroid. The first clinical studies using this innovative technology were published in 2014 . OCT-A technology uses laser light reflectance.

Heidelberg SPECTRALIS + OCT — Retina Macula Institut

  1. SPECTRAL OCT/SLO. Similar to the Spectralis, the Spectral OCT/SLO (Opko/ OTI, Miami, FL) is a combination OCT and confocal SLO designed to image vitreous, retinal and choroidal structures for accurate point-to-point registration and orientation. It has a 5-µm axial resolution and scans at 27,000 A-scans per second
  2. Figure 7: OD Spectralis OCT of the macula at 10 month follow-up showing a large PED between the fovea and disc, with mild overlying intraretinal cystic degeneration. Figure 8 : OS Spectralis OCT of the macula at 10 month follow-up showing worse shallow SRF between the nerve and fovea
  3. ant imaging modality.
  4. They have established a mean CSF of 250 μm as the cut-off value to represent upper limit of normal macular thickness, based on 2 SDs above the mean CSF.13, 14 Using similar criteria, based on our present study, we propose 315 μm as the cut-off value for normal macular thickness using the Spectralis SD-OCT. Conversely, retinal thinning can be.
  5. ation. The Widefield OCT Module consists of a 55° widefield lens and unique dedicated software to acquire and process the expanded.
  6. Repeatability of Spectralis OCT Measurements of Macular Thickness and Volume in Diabetic Macular Edema Oliver Comyn, Ling Zhi Heng, Felicia Ikeji, Kanom Bibi, Philip G. Hykin, James W. Bainbridge, and Praveen J. Patel PURPOSE. We estimated coefficients of repeatability for Spec-tralis optical coherence tomography (OCT)-derived automate
  7. The most significant tool in the armamentarium of a retina physician is the OCT machine (OCT = Optical Coherence Tomography).. The OCT is an imaging machine that gives a non-invasive cross-section photograph of the retina, showing all the cellular layers of the retina and thus allowing us to diagnose and follow diseases like macular degeneration or diabetic macular edema, 2 of the most.

Spectralis OCT multi-image-averaged, horizontal, transfoveal, black-on-white B-scan of a normal left eye. The hyperreflective band highlighted in light violet most likely represents the ellipsoid layer of the outer segments. The ellipsoid layer contains mitochondria and is in the sclerad portion of the inner segments Optical Coherence Tomography, or OCT, is advanced technology used for retinal imaging and analysis. This technology provides highly detailed images of the retina as well as the optic nerve. These cross-sectional images are viewable in 2D and 3D, allowing for topographical mapping of the eye including macular thickness Purpose . To evaluate macular thickness, agreement, and intraclass repeatability in three optical coherence tomography (OCT) devices: the time domain (TD) Stratus OCT and two spectral domain (SD) OCTs, Spectralis and Cirrus SD-OCT, in eyes with macular edema secondary to diabetic retinopathy (DR) and retinal vein occlusion (VO). Methods Purpose OCT-angiography (OCT-A) offers a non-invasive method to visualize retinochoroidal microvasculature. As glaucoma disease affects retinal ganglion cells in the macula, macular microcirculation is of interest. The purpose of the study was to investigate regional macular vascular characteristics in patients with ocular hypertension (OHT), pre-perimetric primary open-angle glaucoma (pre.

How I Use My Spectralis OCT (RNFL and Macula) to Identify

Video: SPECTRALIS OCT - The modular Imaging Platform Heidelberg

  1. Spectralis. Study Sites: 11 worldwide contributed data (15 initially recruited): 6 USA. 3 Japan. 1 India. 1 England . 6 USA. 1 China: 1 Germany # Subjects. 480. 28
  2. With SD-OCT, you can show the angle on-screen, first with the room lights off, then with the lights on. Glaucoma and the Macula. Macular thickness is a potentially useful measurement for detecting glaucoma and following progression because that's the area in which most of the ganglion cells are being lost
  3. The Heidelberg Spectralis HRA + OCT can be available with an optional panning camera headset and an outside touch panel control for easy modification and acquisition. A variety of imaging modules allow the system to perform widefield and ultra-widefield imaging. The Glaucoma Module Premium Edition assess the optic nerve head, the nerve fiber layer, and the ganglion cell layer, and the.
  4. OCT images were obtained in Cirrus using the fast macular cube protocol (128 horizontal scan lines each composed of 512 A-scans, Cirrus SD-OCT, Carl Zeiss, USA), and the fast volume scan in Spectralis HRA + OCT (25 section scans and 26 ART frames, Heidelberg Engineering, Inc., Heidelberg, Germany). The same specialist executed all OCT images
  5. En face OCT-A imaging was done using Heidelberg Spectralis II OCT (Heidelberg, Germany). Images were recorded with a 15 × 15° angle and a lateral resolution of 5.7 µm/pixel, resulting in a retinal section of 2.9 × 2.9 mm

For both the Cirrus and Spectralis OCT devices, MRW is used and compared to a reference set of healthy individuals (Figures 1 and 2). The Spectralis uses 24 radial scans, giving 48 equidistant data points. The Spectralis will further align the sector orientation based upon the fovea-to-BMO center angle Methods. 30 eyes of 30 healthy persons were measured by en face OCT-A (Spectralis OCT II, Heidelberg Engineering, Heidelberg). Scans of the macula (12 sectors, region of interest, ROI: 6.10 mm 2) and peripapillary region (4 sectors, ROI: 2.67 mm 2) were performed before (-) and 30 minutes after application of phenylephrine 5% and tropicamide 0.5% (+) eye drops (scan size was 8.41 mm 2)

Retinal Physician - OCT of the Macul

  1. Optical coherence tomography (OCT) is a non-invasive imaging test. OCT uses light waves to take cross-section pictures of your retina. With OCT, your ophthalmologist can see each of the retina's distinctive layers. This allows your ophthalmologist to map and measure their thickness
  2. The SPECTRALIS: where high-resolution imaging meets pinpoint-precision diagnostics. The Heidelberg Engineering SPECTRALIS® is more than just a multimodal imaging platform - it's an invaluable technology in the fight against AMD and other retinal diseases. Optimized for the posterior segment of the eye, its core technologies guarantee.
  3. Spectralis 4D OCT eye scanning is recommended for all adult patients and can be used at any age if recommended by your Optometrist. The 4D Spectralis OCT also has a unique role in macular disease and glaucoma detection. Book your appointment today on 01634 757227 or click HERE and we will call you straight back
  4. related macular degeneration, macular edema, diabetic retinopathy, retinal and choroidal vascular diseases, glaucoma, and for viewing geographic atrophy as well as changes in the eye that result from neurodegenerative diseases. The SPECTRALIS HRA+OCT and SPECTRALIS OCT include normative databases for retinal nerve fiber layer thicknes
  5. Acute macular neuroretinopathy (AMNR) is a rare disease entity, the diagnosis of which is frequently complicated by the subtlety of biomicroscopic findings. Two cases of AMNR are presented, in which the diagnosis and follow-up was enabled using the Spectralis® HRA+OCT in the absence of clear biomicroscopic findings. The typical lesions were visualized by hyporeflexion during infrared imaging.
  6. Optical coherence tomography (OCT) is an imaging technique that uses low-coherence light to capture micrometer-resolution, two- and three-dimensional images from within optical scattering media (e.g., biological tissue). It is used for medical imaging and industrial nondestructive testing (NDT). Optical coherence tomography is based on low-coherence interferometry, typically employing near.

Objective This study aims to evaluate the feasibility of retinal imaging in critical care using a novel mobile optical coherence tomography (OCT) device. The Heidelberg SPECTRALIS FLEX module (Heidelberg Engineering, Heidelberg, Germany) is an OCT unit with a boom arm, enabling ocular OCT assessment in less mobile patients. Design We undertook an evaluation of the feasibility of using the. OCT images from the central 10 degrees of the macula in AMD patients will be obtained using the NOTAL OCT v.2.5 and a commercial OCT device (Zeiss Cirrus / Heidlberg SPECTRALIS). These images will be evaluated for the presence/absence of fluid in the images by a human grader RNFL‐Spectralis‐HD‐OCT • Registration Data (courtesy of G. Zinser) - Repeatability Standard Deviation Coefficient of Variation Estimate 95% Confidence Macula(TRT)‐Cirrus HD‐OC Optical coherence tomography (OCT) imaging in conjunction with a clinical exam and traditional automated perimetry has enabled clinicians to diagnose and manage glaucoma at an earlier stage.This diagnostic tool has evolved rapidly since the early use of OCT, with ever-improving quality of images and software analysis tools. This article will describe the currently available OCT systems and.

Infrared reflectance as a diagnostic adjunct for

Diagnostic tests, with an optical coherence tomography (OCT) we can look closely at the retina and obtain a virtual, non-invasive biopsy. Similar to a CAT scan, the OCT uses infrared light rather than x-rays to form a cross-sectional view of your retina. This detailed image of the retina allows your doctor to see the retina at a microscopic level and detect swelling in the retina The photobleaching of Spectralis OCT may represent an interpretational bias in participants undergoing FAF in light-adapted conditions after acquisition of OCT images for different macular diseases. The acknowledgment that at least some eyes present such effects may restrict erroneous interpretation of FAF examinations

How to read OCTs: 8 fundamental diseases - EyeGur

A macular pathology and oct update for optometrists. 1. An u p d ate on m acu larp ath ology. 2. Talk summary• Clinical signs - Retinal haemorrhage and differential diagnosis - The cotton wool spot - Exudate vs Drusen• OCT signs - Basics of OCT interpretation - When to refer - Some rare cases. 3 The Spectralis HRA+OCT is a real-time imaging- system of the posterior segment of the human eye and for aiding in the assessment and management of various diseases of the posterior segment, such as age-related macular degeneration, diabetic retinopathy, and glaucoma- Th

Technicians to undertake an OCT on the Heidelberg Spectralis. The member of staff will need to complete 10 observed macula OCTs, 10 observed 1 - Recording of Macula Optical Coherence Tomography (OCT) Supervised Practice 7-9 2 - Recording of Optic disc Optical Coherence Tomography (OCT) Supervised Practic Best corrected visual acuity (BCVA) was recoreded, and the optical coherence tomographic (OCT) parameters of central retinal thickness (CRT) and macular volume (MV) on Spectralis OCT maps (Heidelberg). Results. Twenty-six eyes of 18 patients (14 males, all with type II DM) had had no prior intravitreal injections Br J Ophthalmol, 2001; 85: 102-8. 19.Hee MR, Puliafito CA, Wong C et al. Optical coherence tomography of macular holes. Ophthalmology, 1995; 102: 748-56. 20.Azzolini C, Patelli F, Brancato R. Correlation between optical coherence tomography data and biomicroscopic interpretation of idiopathic macular hole

Asymmetry analysis of optical coherence tomography

Macular oedema (ME) occurs in a wide variety of pathological conditions and accounts for different degrees of vision loss. Early detection of ME is therefore critical for diagnosis and therapeutic management. Optical coherence tomography (OCT) is a non-contact, diagnostic method that uses infrared light, which allows the analysis of the retinal structure by means of high-resolution tomographic. Using spectralis SD-OCT, Turk, et al. latest generation of the technology, provides higher reported higher feasibility of 99%.(22) Using cirrus OCT resolution and decreased acquisition time, hence is scans Al-Haddad et al(13) reported a feasibility of 96% Indian Journal of Clinical and Experimental Ophthalmology, October - December 2015;1(4. SD-OCT images are performed in our center using the Spectralis OCT device (Heidelberg Engineering, Heidelberg, Germany). Macular raster scans are routinely acquired after pupil dilation to image the macular region using the follow up function • In patients followed with Spectralis OCT, the estimated rate of macular volume change was slower for ibudilast than placebo: • Annual macular volume loss using Spectralis OCT over 96 weeks was slower with ibudilast compared to placebo. • Cirrus OCT demonstrated favorable changes towards reduced macular volume loss and GCIP layer thinning

The Anatomy of an OCT Sca

Heidelberg Spectralis HRA + OCT 310 343 344 332 340 Optos Spectral OCT/SLO 237 298 297 289 290 Absolute difference 73 45 47 43 50 p-value 1.96 10 14 5.46 10 1 3.51 10 8 1.63 10 13 2.85 10 12 Pearson Correlation 0.752 0.85 0.928 0.839 0.823 Compared to the Optos Spectral OCT/SLO, the Heidelberg Spectralis HRA + OCT demonstrated higher mean. History Optical coherence tomography was first introduced commerically by Carl Zeiss in 1996. The first commerically available OCT was based on time-domain technology (TD). The Stratus TD-OCT (Carl Zeiss Meditec, USA) can scan resolutions up to 10 microns. The Stratus TD-OCT also called OCT 3 has been implemented in many.. Swept-source OCT (SS-OCT; DRI-OCT, Topcon Japan) is the latest milestone in retinal and choroidal imaging. To overcome scattering by the RPE, which disabled visualization of deeper lying structures, a longer wavelength was adopted for this machine (1050 nm vs 840 nm in SD-OCT), and photodetectors instead of CCD cameras led to a further increase. and controls underwent macular, choroid, and peripapillary nerve ber layer thickness analysis with Spectralis domain OCT (Spectralis OCT Heidelberg Engineering, Dossenheim, Germany). Main Outcome Measures . e dierences in macular, choroid, and peripapillary nerve ber layer thicknesses between groups were analyzed statistically. Results

Optical Coherence Tomography The Spectralis OCT (software version 6.0c; Heidel-berg Engineering, Heidelberg, Germany) was used by an experienced operator to scan the macular and peripapillary regions on the same day as the rest of the tests without pupil dilation in a dark room. The automatic eye tracking technology of the Spectralis

Repeatability of Spectralis OCT measurements of macular

Explore Nature Publishing Group May 23 2021 Ophthalmology. Optical coherence tomography (OCT) is a noninvasive method that can quickly and accurately examine the eye at the cellular level. Several studies have used OCT for analysis of anterior chamber cells. However, these studies have several limitations Normative Data for Macular Volume with High-Definition Spectral-Domain Optical Coherence Tomography (Spectralis) Ravi K. Murthy, Michelle Diaz, Kakarla V. Chalam, MD, PhD , and Sandeep Grover European Journal of Ophthalmology 2015 25 : 6 , 546-55 N2 - Purpose: Optical coherence tomography (OCT) is a reliable method used to quantify discrete layers of the retina. Spectralis OCT is a device used for this purpose. Spectralis OCT macular scan imaging acquisition can be obtained on either the horizontal or vertical plane He, Y, Carass, A, Yun, Y, Zhao, C, Jedynak, BM, Solomon, SD, Saidha, S, Calabresi, PA & Prince, JL 2017, Towards topological correct segmentation of macular OCT from cascaded FCNs. in MJ Cardoso & T Arbel (eds), Fetal, Infant and Ophthalmic Medical Image Analysis - International Workshop, FIFI 2017 and 4th International Workshop, OMIA 2017 Held in Conjunction with MICCAI 2017, Proceedings

OCT Tutorial On Interpreting Cirrus OCT Macular Scans

Monitoring Glaucoma Progression with OC

In this paper we present a segmentation algorithm for the detection of pseudocysts due to MME in macular OCT scans acquired on the Spectralis scanner. Our algorithm leverages the ability of a random forest classifier (RFC) to learn the probability that a pixel belongs to a pseudocyst given a set of features Ocular testing schedule Pre-BR BR Post-BR-11 -5 3, 10, 17, 24, 31 38 45, 52, 59, 66 +2 +9 Visual Acuity (Distance & Near) Modified Amsler Grid Red Dot Tes Analysis of Agreement of Retinal-Layer Thickness Measures Derived from the Segmentation of Horizontal and Vertical Spectralis OCT Macular Scans Natalia Gonzalez Caldito, Bhavna Antony, Yufan He, Andrew Lang, James Nguyen, Alissa Rothman, Esther Ogbuokiri, Ama Avornu, Laura Balcer, Elliot Frohman , Teresa C. Frohman, Pavan Bhargava, Jerry Prince. Spectral domain OCT shows a detachment of the neuroepithelium at the fovea, forming an acute angle with the RPE. The ENL, the ELM, and the IS/OS junction are easily seen. Visual acuity (8/10) is.

Retinal thickness in people with diabetes and minimal or

Purpose To investigate optical coherence tomography angiography (OCT-A) findings in recurrent type 3 macular neovascularisation (MNV). Methods In this retrospective cohort study, consecutive patients with type 3 MNV secondary to age-related macular degeneration underwent OCT-A at three different time points: baseline, after anti-vascular endothelial growth factor treatment with complete. MATERIAL: and methods: A consecutive series of 100 AMD patients was examined prospectively and followed with the Spectralis HRA-OCT device (Heidelberg Engineering, Heidelberg, Germany). Each patient underwent a complete ophthalmologic examination, including biomicroscopy, fluorescein and ICG angiographies, and OCT examinations The definition of the outer border is at the junction between the inner and outer segments for the Stratus OCT, at the level of interdigitation between outer segments/RPE for the Cirrus OCT and at the posterior part of the RPE/Bruch's membrane complex for the Heidelberg Spectralis system. 24 Several studies have reported mean macular.

Analysis of Agreement of Retinal-Layer Thickness Measures

The Spectralis SD-OCT measures macular thickness within an automatically rendered 7-mm 2 area, centered 1mm temporal to the fovea to obtain perifoveal volumetric retinal scans. Segmentation of the retinal layers yields thickness measurements of each individual layer which can then be computed manually to obtain GCIPL or GCC data accordingly To assess the incidence of cystoid macular oedema (CME) diagnosed by spectral domain optical coherence tomography (SD-OCT) after primary rhegmatogenous retinal detachment (RRD) surgery. Methods. From April 2016 to October 2017, 150 eyes of 150 patients presenting with primary RRD were included consecutively in this prospective single-centre study Depending on which machine is used, the value for the retinal thickness differs: the central retinal thickness (CRT) is largest in the Zeiss Cirrus and the Heidelberg Spectralis OCT Jayson Edwards M.D. (co-author) - Poster presentation - Macular findings in retinitis pigmentosa by spectral-domain OCT (Spectralis). Ravi Keshavamurthy, M.D. (first author) - Poster presentation - In vitro cytotoxic effects of brilliant blue green (BBG) on metal halide illuminated retinal pigment epithelial cells The aim of this study was to compare measurements of macular thickness, obtained from patients with diabetic macular edema, using two spectral-domain optical coherence tomography (SD-OCT) devices. These were the Spectralis Heidelberg Retina Angiograph + Optical Coherence Tomography (HRA + OCT) (Heidelberg Engineering), which is often considered the gold-standard for OCT measurement, and the.

advanced wet macular degenerationComplement inhibition in geographic atrophy

Purpose To compare the diagnostic abilities of spectral-domain optical coherence tomography (SD-OCT; Spectralis OCT) and time-domain OCT (TD-OCT; Stratus OCT). Changes in macular parameters in highly myopic eyes of glaucoma patients and highly myopic eyes of glaucoma suspects were evaluated and compared.. Methods We collected data from 72 highly myopic eyes (spherical equivalent, ≤−6.0D) The dome-shaped macula is a distinct entity characterized by convex elevation of the macula in high myopia [].This elevation of the macula is often negligible on fundus examination or ultrasonography, but can be clearly detected via an optical coherence tomography (OCT) examination [].Enhanced depth imaging (EDI) OCT examination revealed that the elevation is the result of a relatively thick. The algorithm segments eight retinal layers over the whole macular cube, where each boundary is defined with subvoxel precision. Evaluation of the method on single-eye OCT scans from 37 subjects, each with manual ground truth, shows improvement over a state-of-the-art method Your eye is one of your most important sensory organs. Learn more about the structure and function of the eye, become familiar with the most common eye diseases and examination methods, and find further information on associations and support groups Macular Outcome Measures. GCC map. Tan et al. Ophthalmology 2009. Ganglion Cell Complex (GCC) RTVue/Avanti. Ganglion Cell (GCIPL) Analysis . Cirrus HD-OCT. 4.8 mm. 4.0 mm. Mwanza et al. IOVS 2011. Posterior Pole Asymmetry Analysis (Spectralis OCT, Full Thickness) GCL Grid (Left Eye) Posterior Pole Asymmetry Analysis (Spectralis OCT, GCL. OCT Tutorial On Interpreting Cirrus OCT Macular Scans OCT Stratus V. 7.0 demonstration ZEISS IOLMaster 700 - Tutorial - Measurement and Analysis acquisition with SPECTRALIS OCT OCT Interpretation - Fundus alignment Carl Zeiss Stratus OCT 3000 Optical Coherence Tomography Machine Zeiss Cirrus HD-OCT advanced retinal imaging from Cliff.

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