{"id":27032,"date":"2025-07-15T16:44:41","date_gmt":"2025-07-15T13:44:41","guid":{"rendered":"https:\/\/www.neolife.com.tr\/?page_id=27032"},"modified":"2025-07-15T16:46:24","modified_gmt":"2025-07-15T13:46:24","slug":"pet-ct-au-ga-68","status":"publish","type":"page","link":"https:\/\/www.neolife.com.tr\/fr\/pet-ct-au-ga-68\/","title":{"rendered":"PET\/CT au Ga-68"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.neolife.com.tr\/wp-content\/uploads\/2024\/12\/asdad-kopya-min-3.jpeg\" alt=\"Ga-68 PET\/CT\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<h3>Imagerie au Ga-68 PSMA &#8211; Traitement du cancer de la prostate<\/h3>\n<p>Ga-68 PSMA et cancer de la prostate<\/p>\n<p>Ces derni\u00e8res ann\u00e9es, de nouveaux d\u00e9veloppements ont vu le jour dans le diagnostic et le traitement du cancer de la prostate. L\u2019un des plus importants est la proc\u00e9dure PET\/CT r\u00e9alis\u00e9e avec le Ga-68 PSMA.<\/p>\n<p>Le cancer de la prostate est le type de cancer le plus fr\u00e9quent et le plus mortel chez les hommes de plus de 50 ans, apr\u00e8s le cancer du poumon.<\/p>\n<p>Le PSMA (Antig\u00e8ne membranaire sp\u00e9cifique de la prostate) est une mol\u00e9cule qui a la capacit\u00e9 de se fixer sur les r\u00e9cepteurs pr\u00e9sents \u00e0 la surface de 95 % des cellules tumorales prostatiques. Lorsqu\u2019on associe cette mol\u00e9cule \u00e0 un isotope radioactif, le Ga-68, elle devient un radiopharmaceutique parfaitement adapt\u00e9 \u00e0 l\u2019imagerie. Le PSMA marqu\u00e9 au Ga-68 permet la d\u00e9tection de r\u00e9cidives, m\u00eame \u00e0 des niveaux tr\u00e8s faibles de PSA. Nous utilisons avec succ\u00e8s le Ga-68 PSMA pour le diagnostic, la staging (classification), la planification th\u00e9rapeutique et l\u2019\u00e9valuation de la r\u00e9ponse au traitement du cancer de la prostate.<\/p>\n<p>Ga-68-DOTATATE et tumeurs neuroendocrines<br \/>Les tumeurs neuroendocrines forment un groupe de maladies rares, pouvant prendre naissance dans de nombreux organes et dont les sympt\u00f4mes peuvent \u00eatre confondus avec d&rsquo;autres pathologies, ce qui rend leur diagnostic particuli\u00e8rement difficile.<\/p>\n<p>Les m\u00e9thodes classiques d\u2019imagerie telles que l\u2019\u00e9chographie, la tomodensitom\u00e9trie (CT) et l\u2019IRM pr\u00e9sentent une faible sensibilit\u00e9, en particulier pour les tumeurs neuroendocrines de petite taille. Ces tumeurs sont parmi les meilleures candidates \u00e0 l\u2019imagerie mol\u00e9culaire.<\/p>\n<p>La pr\u00e9sence de peptides capables de se lier aux r\u00e9cepteurs de la somatostatine, pr\u00e9sents \u00e0 la surface des cellules tumorales neuroendocrines, offre une opportunit\u00e9 d\u2019imagerie pr\u00e9cise.<\/p>\n<p>L\u2019imagerie PET\/CT r\u00e9alis\u00e9e avec le Ga-68 DOTA-TATE a montr\u00e9 que le stade de la maladie changeait chez 29 % des patients, et que le plan de traitement \u00e9tait modifi\u00e9 chez 75 % d\u2019entre eux.<br \/>L\u2019association de peptides ciblant les r\u00e9cepteurs de la somatostatine \u00e0 un \u00e9l\u00e9ment radioactif permet leur visualisation. Le DOTA-TATE marqu\u00e9 au Ga-68 est l\u2019un des agents les plus adapt\u00e9s d\u00e9velopp\u00e9s \u00e0 cette fin.<\/p>\n<p>Notamment dans les traitements utilisant des agents th\u00e9ranostiques, l\u2019imagerie des r\u00e9cepteurs de la somatostatine avec le Ga-68 confirme que ce type de tumeur est \u00e9galement adapt\u00e9 \u00e0 une th\u00e9rapie au Lut\u00e9cium-177, marquant ainsi le d\u00e9but d\u2019une nouvelle m\u00e9thode th\u00e9rapeutique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Imagerie au Ga-68 PSMA &#8211; Traitement du cancer de la prostate Ga-68 PSMA et cancer de la prostate Ces derni\u00e8res ann\u00e9es, de nouveaux d\u00e9veloppements ont vu le jour dans le diagnostic et le traitement du cancer de la prostate. L\u2019un des plus importants est la proc\u00e9dure PET\/CT r\u00e9alis\u00e9e avec le Ga-68 PSMA. Le cancer de [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-27032","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PET\/CT au Ga-68 - Neolife T\u0131p Merkezi<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.neolife.com.tr\/fr\/pet-ct-au-ga-68\/\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.neolife.com.tr\/fr\/pet-ct-au-ga-68\/\",\"url\":\"https:\/\/www.neolife.com.tr\/fr\/pet-ct-au-ga-68\/\",\"name\":\"PET\/CT au Ga-68 - 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