The oct2 module brings the next generation of oct technology to the spectralis diagnostic imaging platform. Optical coherence tomography oct normative data collection. Normative reference ranges for the retinal nerve fiber. Dec 18, 20 optical coherence tomography oct normative data collection study s203 the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Request pdf interpretation of imaging data from spectralis oct. Recent advantages of spectraldomain oct sdoct, especially spectralis oct with an eyetracking system followup mode enable measurement at approximately the same location as previous. The examination can help identify early signs of disease in the retina and on the optic nerve head. Interpretation of optic coherence tomography images. T he advent of optical coherence tomography has revolutionized imaging in ophthalmology since its introduction two decades ago.
Sample retinal nerve fiber layer report provided by the spectralis device for a retinal nerve fiber layer scan. The current iteration of heidelbergs original hra angiography platform with the addition of sdoct. Oct in glaucoma diagnosis, detection and screening intechopen. Crosssectional spectralis optical coherence tomography image of a normal subject. The spectralis system is an ophthalmic imaging platform with an upgradable, modular design. After showing you how to find pathology in oct images, we challenge you to spot them in hundreds of samples. Heres a howto on differentiating oct models and reading their scans. Technolog today evaluating the optic nerve for glaucomatous. Normative data for retinallayer thickness maps generated.
Glaucoma module premium edition provides a comprehensive and personalized analysis of the optic nerve head. Optical coherence tomography this is what we got 5. The spectralis oct imaging platform combines scanning laser fundus imaging with simultaneously acquired oct as an expandable platform, it can be upgraded with additional scanning laser fundus imaging modalities, such as bluepeak autofluorescence and multicolor, as well as advanced modules such as oct2 and the glaucoma module premium edition. Outer retina interpretation of oct images high resolution spectral domain fourier. Sep 15, 2015 the anatomy of an oct scan octsand their printoutscan be tough to understand. To determine optimal image averaging settings for spectralis optical coherence tomography oct in patients with and without cataract. Simply stated, oct uses reflected light to produce a detailed, crosssectional image of the eye. To identify imaging characteristics of mouse persistent hyperplastic primary vitreous phpv by spectralis optical coherence tomography oct, as well as to assess and compare the sensitivity and precision of oct with color photography cp and fundus fluorescein angiography ffa imaging in detecting mouse phpv. The glaucoma module premium edition provides a comprehensive analysis of the. Comparison of retinal nerve fiber layer thickness between. Oct, multiple scanning laser fundus imaging modalities, widefield and ultrawidefield, scanning laser angiography and oct. It combines two technologies, confocal scanning laser ophthalmoscopy cslo and spectral domain optical coherence tomography sdoct. This book guides ophthalmologists through the interpretation of optical coherence tomography oct images. Optical coherence tomography in glaucoma a practical guide.
Oct scans display cross sectional, in vivo, representations of the retina. Oct is a noninvasive imaging technique that acquires highresolution images of the ocular structures. The first phase of analysis subdivides each image into its smallest components. In vivo detecting mouse persistent hyperplastic primary. In a prospective study, the eyes were imaged before and after cataract surgery using seven different image averaging settings. Heidelberg engineering spectralis oct model information.
Octangiography is a new, noninvasive diagnostic method through which the vascular structures of the retina and choroid may be visualized in three dimensions without the need for contrast agent injection. The introduction of oct technology puts powerful diagnostic capabilities in the hands of eye care professionals. Sep 25, 2014 the purpose of this study is to assess and compare the repeatability of sdoct spectralis oct, version 6. Comparison of spectralis and cirrus spectral domain.
First, the authors purport to take a systematic approach to sdoct scan interpretation. Interpretation and terminology of oct for retina christopher mody clinical programme manager heidelberg engineering ltd. Carl zeiss meditec topcon medical systems oct cross section of retinal. The spectralis proprietary system utilizes optical coherence tomography oct and other diagnostic technology. Interpretation and terminology of oct for retina christopher mody. Carl zeiss meditec advanced ocular care arctic dx macula risk genentech lampa advisory oct cross section of retinal. Technolog today o ptical coherence tomography oct has become an important tool for the clinical evaluation of the optic nerve and retina. Tutorials spectralis glaucoma module premium edition. Interpretation of the oct image and some new developments topics. Interpretation of oct differentiate between inner and outer retinal disease as first step interpretation of oct differentiate between inner and outer retinal disease as first step inner retina most common vascular disease htn and dm interpretation of oct differentiate between inner and outer retinal disease as first step outer retina. The massachusetts eye and ear infirmary illustrated manual of.
Comparison of spectral and timedomain optical coherence tomography for retinal. Reproducibility and agreement in evaluating retinal nerve. Video tutorial on interpretation of oct images heidelberg. Since optical coherence tomography octs first demonstration in 1991 by huang et al. Oct carl zeiss, the 100rtvue optovue, and the spectralis heidelberg. Spectralis oct the modular imaging platform heidelberg. Comparison of retinal thickness in normal eyes using stratus and spectralis optical coherence tomography. Guide to interpreting spectral domain optical coherence tomo. Methods in this crosssectional study, 20 eyes of each 20 glaucoma patients and 20 agematched healthy controls underwent ophthalmic examination, sdoct imaging, and computer perimetry. The atlas explains the layers of the retina as observed in a normal eye and discusses retinal diseases including vitreomacular traction, epiretinal membrane, macular hole, cystoiddiabetic macular edema and drywet. The atlas explains the layers of the retina as observed in a normal eye and discusses retinal diseases including vitreomacular traction, epiretinal membrane, macular hole, cystoiddiabetic macular edema and drywet macular. Ideal at any stage of your career, this easytouse, clinically oriented handbook provides a quick, templated, and portable guide for the interpretation of optical coherence tomography scans.
The first chapter covers the basic principles and interpretation of oct and is intended to help the reader interpret oct images. Guide to interpreting spectral domain oct a stepbystep guide for interpreting images and data using cirrus hdoct. However, there is no labelled figure showing the layers of the normal retina and choroid. Once the patient is aligned with the camera, begin by pushing the base of the camera forward towards the patients pupil. Interpretation of imaging data from spectralis oct.
Zeiss meditech cirrus hdoct 5000 and the heidelberg engineering spectralis sdoct. Haynie is on the advisory board or has received honoraria from the following companies. Purpose 1 to collect a dataset of normative early treatment diabetic retinopathy study etdrs thickness map values for single retinal layers automatically segmented by spectralis heidelberg engineering, heidelberg, germany spectraldomain oct sdoct in. Read books handbook of retinal oct optical coherence tomography e book pdf, epub, mobi by jay s. Jun 10, 2010 guide to interpreting spectral domain oct a stepbystep guide for interpreting images and data using cirrus hd oct.
To assess the ability of the spectralis optical coherence tomography oct segmentation software to identify the inner limiting membrane and bruchs membrane in exudative agerelated. With handbook of retinal oct, you can master the latest imaging methods used to evaluate retinal disease, uveitis, and optic nerve disorders. Once the oct goes live, select a preset scan pattern fast, rnfl, etc. Neuroretinal rim assessment is performed from the bmo to the nearest point on the internal limiting membrane ilm 1,2. Spectralis oct and nerve testing in optic neuritis. Guide to interpreting spectral domain oct by patty seiden. Optical coherence tomography oct is a noncontact medical imaging technology similar to xray imaging and magnetic resonance imaging mri.
Guide to interpreting spectral domain oct by patty seiden issuu. Oct, multiple scanning laser fundus imaging modalities, widefield. Although oct dates to the early 1990s, the introduction of the stratus oct carl zeiss meditec in 2001the original timedomain technologymarks when oct became widely accessible. In addition, newer techniques like event and trend analyses for progression, macular ganglion cell analysis, and oct. Daily cost assumes 6 working days per week on a 7 year lease agreement. Normative reference ranges for the retinal nerve fiber layer. Viewers are given an overview of scanning protocols on various sd oct systems as lecturers present an organized method for analysis of images and identification of pathology. A spectralis oct examination provides information about the condition of the retinal layers. Publications spectralis oct the modular imaging platform. Designed for angiographies, the spectralis hraoct is built on a confocal scanning laser ophthalmoscopy cslo platform that is exceptionally sensitive to the fluorescence of fluoresceine or icg dyes. Oct, multiple laser fundus imaging modalities, widefield and ultrawidefield modules, and scanning laser angiography.
Multimodality diagnostic imaging of the eye precision, detail, and versatility multimo. Oct angiography imaging is a relatively new technology that generates large amounts of clinical information. Reproducibility of rnfl and onh measurements in oag with. The second phase combines these fine details to allow diagnosis and identification of appropriate treatment. This monograph aims to give an update on the use of oct in glaucoma and pathologies of the optic nerve. Large, detailed fundus images captured simultaneously with ultra high resolution oct scans.
Using spectralis technology, eye care professionals can measure key ocular characteristics such as retinal thickness and create highlydetailed images of the patients retina and optic nerve. Diagnostic imaging devices i oct heidelberg engineering. The analysis of the results for glaucoma can be easily performed at a single. Oct retina eye facts, optometry education, optometry.
Impact of bscan averaging on spectralis optical coherence. This amazing offer is available now until close of optrafair on monday 11th april. The spectralis system is an expandable diagnostic imaging platform which combines scanning laser fundus imaging with highresolution oct. This is part of the spectral domain oct interpretation for the general ophthalmologist series, which focuses on use of sd oct in patients with glaucoma and retinal disease. Clinical applications of spectral domain optical coherence. Interpretation of oct american academy of ophthalmology. Adams helps educate spectralis users in the interpretation of spectralis oct images in various diseases. Retinal physician appropriate interpretation of oct imaging. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. We have combined the best of confocal scanning laser ophthalmoscopy with the fastest spectraldomain oct to bring you the highest performing and most flexible imaging platform available. Zeiss have agreed to write, publish and distribute this book free of charge. All 4 studies that compared different sd oct machines i. The futureproof expandable spectralis oct platform is now available for as little as.
Optical coherence tomography in glaucoma a practical. Duker books online for read with handbook of retinal oct, you can master the latest imaging methods used to evaluate retinal disease, uveitis, and optic nerve disorders. The reliability of change analysis of macular thickness correlates with the. You need to be good at oct interpretation to be good at your job. It is therefore important to define a consistent method of assessing oct angiography. Practitioners are being offered the opportunity to brush up on their optical coherence tomography skills through a series of workshops. To compare the peripapillary retinal nerve fiber layer rnfl thickness of normal patients and those with various glaucoma diseases by time domain stratus and spectral domain spectralis optical coherence tomography oct. Ideal at any stage of your career, this easytouse, clinically oriented handbook provides a quick, templated, and portable guide for the interpretation. An oct optical coherence tomography retina scan is entirely different from the routine eye photos taken by a lot of opticians or your diabetic clinics.
Optical coherence tomography oct is considered the gold standard in diagnosing and classifying macular holes dayani, maldonado et al. Application of optical coherence tomography and macular. They are provided on an as is basis and it is the responsibility of the investigator to verify correct interpretation of raw files. Listing a study does not mean it has been evaluated by the u. The major differences between sdoct and tdoct include higher resolution of the retinal images the axial resolution on spectralis is 7. Heidelberg spectralis 4d oct eye scan detecting eye disease up to 8 years sooner than a standard eye test. Optical coherence tomography and over 2 million other books are available for amazon kindle. Normative data for macular thickness by highdefinition. Oct interpretation in retinal disease financial disclosure jay m. This chapter provides an update on the features and functions of spectralis oct device and the practical tips for interpretation. Jeroen klevering university medical centre nijmegenthe netherlands interpretation of the oct image and some new developments. Adams, md, and produced by heidelberg engineering, inc.
Heidelberg engineering oct spectralis model information. Through acquisition software and more advanced hardware, octangiography enables imaging of the retinal vascular flow. In this section, three commonly used sdocts that are the spectralis. Adams helps educate spectralis users in the interpretation of spectralis oct. Oct interpretation in retinal disease executive clinical director retina and macula specialists jay m. In this cewire2015 highlight, mark friedberg, md gives us an outstanding talk on how to master oct interpretation. Numbers directly under each sector name are the individuals mean retinal nerve fiber layer thickness microns.
The atlas is not intended as a diagnostic guide and is not a substitute for clinical experience and judgment. Premium edition bmo positioning and oct interpretation in glaucoma. Systematic interpretation of oct angiography images youtube. And when it comes to teaching you to read oct images, this course can begin your transformation into an oct expert. This book focuses on the practical aspects of optical coherence tomography oct in glaucoma diagnostics offering important theoretical information along with many original cases. Haynie, od, faao financial disclosure i have received honoraria or am on the advisory board for the following companies. Heidelberg spectralis 4d oct detecting eye disease early. Glaucoma module premium edition the spectralis oct glaucoma module premium edition provides a new, objective method of optic nerve head onh analysis using bruchs membrane opening bmo as the anatomical border of the rim. For now, oct is most useful when a patient is either a glaucoma suspect or has earlytomoderate disease, as a tool for helping to detect damage and progression or conversion from glaucoma suspect or ocular hypertensive to glaucoma. Guide to interpreting spectral domain optical coherence.
Noninvasive vascular imaging course software operation and interpretation the noninvasive vascular imaging course covers how multicolor and oct angiography imaging can be used to aid diagnosis and is suitable for anybody who wishes to learn more about the image acquisition and interpretation of these modalities. Nov 26, 2011 optical coherence tomography this is what we wanted 4. Oct has become an integral tool for many eye care practitioners in the diagnosis. It combines a high scan rate of 85,000 hz with heidelberg engineerings proprietary trutrack active eye tracking to provide excellent image quality and significantly improved acquisition speed. This platform allows clinicians to configure each spectralis to the specific diagnostic workflow in the practice or clinic. Spectralis spectral domain optical coherence tomography sdoct is a fast, noninvasive method of examining the posterior section of the eye. During your oneonone session you can bring your questions and case studies and learn about image acquisition and interpretation. Second, none of the figures have identifiers arrows, and the like to identify the features being described. This plugin is intended to expand the compatability of heidelberg oct raw files, allowing investigators to view, share, and analyze heidelberg spectralis oct images using imagej.