{"id":8951,"date":"2019-11-05T11:50:42","date_gmt":"2019-11-05T09:50:42","guid":{"rendered":"https:\/\/augenklinik-bern.ch\/uber-uns\/eventail-des-prestations\/oct-analyse\/"},"modified":"2020-06-04T10:44:28","modified_gmt":"2020-06-04T08:44:28","slug":"analyse-par-oct","status":"publish","type":"page","link":"https:\/\/augenklinik-bern.ch\/fr\/a-propos\/eventail-des-prestations\/analyse-par-oct\/","title":{"rendered":"Analyse par OCT"},"content":{"rendered":"\n<p>OCT est l&rsquo;abr\u00e9viation de Optical Coherence Tomography.<\/p>\n\n\n\t<div class=\"grid-x grid-margin-x grid-padding-x block-bild-text le medium-margin-collapse\">\n\t  <div class=\"cell medium-4 large-4\">\n\t  \t\t\t\t\t\t\t\t\t\t<div class=\"singleImg\">\n\t\t\t\t\t\t<img decoding=\"async\" alt=\"\" title=\"\" class=\"bt-img\" src=\"https:\/\/augenklinik-bern.ch\/wp-content\/uploads\/Laserscanning-300x300.jpg\" \/>\n\t\t\t\t\t\t<div class=\"singleImgCaption\">OCT (tomographie par coh\u00e9rence optique) : examen utilisant la technologie de balayage laser (Heidelberg Spectralis HRA).<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n\t  \n\t  <\/div>\n\t  <div class=\"cell medium-8 large-8\"><h2>OCT (TOMOGRAPHIE PAR COH\u00c9RENCE OPTIQUE)<\/h2>\n<p>Cette technique permet de produire des images en coupe des segments ant\u00e9rieurs de l&rsquo;\u0153il ou du fond de l&rsquo;\u0153il, et ce en haute r\u00e9solution (3 \u00e0 5 \u03bcm). L&rsquo;OCT fonctionne de la m\u00eame mani\u00e8re qu\u2019un examen par ultrasons, mais au lieu d&rsquo;ondes sonores, on utilise des faisceaux laser pour montrer, \u00e0 l\u2019aide de la r\u00e9flexion, la densit\u00e9 des tissus dans les diff\u00e9rentes zones. L&rsquo;utilisation d&rsquo;une lumi\u00e8re laser de faible intensit\u00e9 permet une r\u00e9solution environ 20 fois plus \u00e9lev\u00e9e qu\u2019avec des ultrasons classiques.<\/p>\n<\/div>\n\t<\/div>\n\n\n\t<div class=\"grid-x grid-margin-x grid-padding-x block-bild-text le medium-margin-collapse\">\n\t  <div class=\"cell medium-4 large-4\">\n\t  \t\t\t\t\t\t\t\t\t\t<div class=\"singleImg\">\n\t\t\t\t\t\t<img decoding=\"async\" alt=\"\" title=\"\" class=\"bt-img\" src=\"https:\/\/augenklinik-bern.ch\/wp-content\/uploads\/OCT-300x300.jpg\" \/>\n\t\t\t\t\t\t<div class=\"singleImgCaption\">OCT (Tomographie par coh\u00e9rence optique)<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n\t  \n\t  <\/div>\n\t  <div class=\"cell medium-8 large-8\"><p>L\u2019OCT est un proc\u00e9d\u00e9 moderne, particuli\u00e8rement utile pour diagnostiquer diverses maladies du fond de l&rsquo;\u0153il. Elle permet, par exemple, d&rsquo;obtenir une image exacte de l&rsquo;\u00e9paisseur de la r\u00e9tine et est donc utilis\u00e9e dans les cas de foramen maculaire (formation de trous dans la r\u00e9tine), de d\u00e9g\u00e9n\u00e9rescence maculaire li\u00e9e \u00e0 l&rsquo;\u00e2ge (augmentation de l&rsquo;\u00e9paisseur de la r\u00e9tine due \u00e0 la r\u00e9tention ou au d\u00e9collement d&rsquo;eau), de r\u00e9tinopathie diab\u00e9tique (modifications de la r\u00e9tine dues au diab\u00e8te) ou de glaucome.<\/p>\n<\/div>\n\t<\/div>\n\n\n\t<div class=\"grid-x grid-margin-x grid-padding-x block-bild-text ri medium-margin-collapse\">\n\t  <div class=\"cell medium-8 large-8 small-order-2 medium-order-1\"><h2>OCT DU SEGMENT ANT\u00c9RIEUR<\/h2>\n<p>Une lentille sp\u00e9ciale permet de mesurer la corn\u00e9e, la scl\u00e9rotique et l&rsquo;iris.<\/p>\n<\/div>\n\t  <div class=\"cell medium-4 large-4 small-order-1 medium-order-2\">\n\t  \t\t\t\t\t\t\t\t\t<div class=\"singleImg\">\n\t\t\t\t\t\t<img decoding=\"async\" alt=\"\" title=\"\" class=\"bt-img\" src=\"https:\/\/augenklinik-bern.ch\/wp-content\/uploads\/Vorderabschnitts1-300x300.jpg\" \/>\n\t\t\t\t\t\t<div class=\"singleImgCaption\">En haut : Corn\u00e9e ; au milieu : Iris ; en bas : Scl\u00e8re<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n\t  <\/div>\n\t<\/div>\n\n\n\t<div class=\"grid-x grid-margin-x grid-padding-x block-bild-text le medium-margin-collapse\">\n\t  <div class=\"cell medium-4 large-4\">\n\t  \t\t\t\t\t\t\t\t\t\t<div class=\"singleImg\">\n\t\t\t\t\t\t<img decoding=\"async\" alt=\"\" title=\"\" class=\"bt-img\" src=\"https:\/\/augenklinik-bern.ch\/wp-content\/uploads\/Vorderabschnitts2-300x300.jpg\" \/>\n\t\t\t\t\t\t<div class=\"singleImgCaption\">En haut \u00e0 gauche : Multicolore ; en haut \u00e0 droite : Redfree ; en bas : Autofluorescence<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n\t  \n\t  <\/div>\n\t  <div class=\"cell medium-8 large-8\"><h2>IMAGES MULTICOLORES, REDFREE ET AUTOFLUORESCENTES<\/h2>\n<p>Gr\u00e2ce \u00e0 la Multicolore, la Redfree et l&rsquo;Autofluorescence, les diff\u00e9rentes couches de l&rsquo;\u0153il peuvent \u00eatre \u00e9tudi\u00e9es individuellement. Cela permet un diagnostic diff\u00e9renci\u00e9.<\/p>\n<\/div>\n\t<\/div>\n","protected":false},"excerpt":{"rendered":"<p>OCT est l&rsquo;abr\u00e9viation de Optical Coherence Tomography.<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":7890,"menu_order":8,"comment_status":"closed","ping_status":"closed","template":"template-full-width-teaser.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-8951","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/pages\/8951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/comments?post=8951"}],"version-history":[{"count":7,"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/pages\/8951\/revisions"}],"predecessor-version":[{"id":8961,"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/pages\/8951\/revisions\/8961"}],"up":[{"embeddable":true,"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/pages\/7890"}],"wp:attachment":[{"href":"https:\/\/augenklinik-bern.ch\/fr\/wp-json\/wp\/v2\/media?parent=8951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}