{"id":643,"date":"2015-02-11T17:25:00","date_gmt":"2015-02-11T22:25:00","guid":{"rendered":"https:\/\/med.sites.unc.edu\/urology\/patientinfo\/procedures\/calypso-fiducial-markers\/"},"modified":"2026-03-12T12:22:05","modified_gmt":"2026-03-12T16:22:05","slug":"calypso-fiducial-markers","status":"publish","type":"page","link":"https:\/\/www.med.unc.edu\/urology\/patientcare\/procedures\/calypso-fiducial-markers\/","title":{"rendered":"Calypso\/ Fiducial Markers"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-3330 size-full\" src=\"https:\/\/www.med.unc.edu\/urology\/wp-content\/uploads\/sites\/637\/2018\/05\/rad_Calypso_imp_200.jpg\" alt=\"\" width=\"200\" height=\"216\" srcset=\"https:\/\/www.med.unc.edu\/urology\/wp-content\/uploads\/sites\/637\/2018\/05\/rad_Calypso_imp_200.jpg 200w, https:\/\/www.med.unc.edu\/urology\/wp-content\/uploads\/sites\/637\/2018\/05\/rad_Calypso_imp_200-150x162.jpg 150w\" sizes=\"auto, (max-width: 200px) 100vw, 200px\" \/>The Calypso Localization System and Cybermark Fiducial System are treatment tools that help\u00a0our doctors deliver focused doses of radiation with greater accuracy to prostate cancer patients that are receiving external beam radiation therapy.<\/p>\n<p>Three tiny transponder &#8220;seeds,&#8221; each the size of a grain of rice, are placed inside the prostate. These seeds enable the radiation therapist to visualize and more precisely target where the prostate is located and ensure that the radiation is focused on the tumor site.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Calypso Localization System and Cybermark Fiducial System are treatment tools that help\u00a0our doctors deliver focused doses of radiation with greater accuracy to prostate cancer patients that are receiving external beam radiation therapy. Three tiny transponder &#8220;seeds,&#8221; each the size of a grain of rice, are placed inside the prostate. These seeds enable the radiation &hellip; <a href=\"https:\/\/www.med.unc.edu\/urology\/patientcare\/procedures\/calypso-fiducial-markers\/\" aria-label=\"Read more about Calypso\/ Fiducial Markers\">Read more<\/a><\/p>\n","protected":false},"author":58060,"featured_media":0,"parent":279,"menu_order":102,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"layout":"","cellInformation":"","apiCallInformation":"","footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-643","page","type-page","status-publish","hentry","odd"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Calypso\/ Fiducial Markers | Department of Urology<\/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.med.unc.edu\/urology\/patientcare\/procedures\/calypso-fiducial-markers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Calypso\/ Fiducial Markers | Department of Urology\" \/>\n<meta property=\"og:description\" content=\"The Calypso Localization System and Cybermark Fiducial System are treatment tools that help\u00a0our doctors deliver focused doses of radiation with greater accuracy to prostate cancer patients that are receiving external beam radiation therapy. 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