{"id":41,"date":"2016-05-04T06:36:00","date_gmt":"2016-05-04T06:36:00","guid":{"rendered":"https:\/\/www.cyberknifedelhi.com\/blog\/?p=41"},"modified":"2025-07-16T11:47:07","modified_gmt":"2025-07-16T11:47:07","slug":"how-is-radiation-therapy-given-to-patients","status":"publish","type":"post","link":"https:\/\/www.cyberknifedelhi.com\/blog\/how-is-radiation-therapy-given-to-patients\/","title":{"rendered":"How is radiation therapy given to patients?"},"content":{"rendered":"\n<p>Radiation can either emerge from radioactive materials placed within the body and close to the cancer cells, commonly known as brachytherapy or internal radiation therapy or through a machine outside the body which is known as <strong>external beam-radiation therapy<\/strong>.<\/p>\n\n\n\n<p>A <strong>radioactive substance<\/strong> is inserted through mouth or through veins in systemic radiation therapy. This substance would travel through blood to the different tissues in the body.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/www.cyberknifedelhi.com\/blog\/wp-content\/uploads\/2025\/06\/Radiation-Therapy-Center-in-Delhi.jpg\" alt=\"\" class=\"wp-image-42\" srcset=\"https:\/\/www.cyberknifedelhi.com\/blog\/wp-content\/uploads\/2025\/06\/Radiation-Therapy-Center-in-Delhi.jpg 640w, https:\/\/www.cyberknifedelhi.com\/blog\/wp-content\/uploads\/2025\/06\/Radiation-Therapy-Center-in-Delhi-300x169.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/www.cyberknifedelhi.com\/cancer-type\/brain-tumors\" target=\"_blank\" rel=\"noopener\" title=\"\">Brain Cancer Radiation Therapy<\/a> During Treatment at BLK Cyberknife Center<\/p>\n\n\n\n<p>A radiation oncologist prescribes the <strong>radiation therapy<\/strong> based on factors such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Type of cancer<\/li>\n\n\n\n<li>Size of cancer<\/li>\n\n\n\n<li>Location of the cancer inside the body<\/li>\n\n\n\n<li>The cancer\u2019s proximity to normal tissues which are sensitive to the radiations<\/li>\n\n\n\n<li>The patient\u2019s medical and general history<\/li>\n\n\n\n<li>Possibility of other types of cancer treatments for the patient<\/li>\n\n\n\n<li>Other factors such as medical conditions and age of the patient<\/li>\n<\/ul>\n\n\n\n<p><strong>Methods of radiation therapy administration<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/tomotherapy-and-external-beam-radiation-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tomotherapy<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/intensity-modulated-and-image-guided-radiation-therapy-igrt\/\" target=\"_blank\" rel=\"noreferrer noopener\">Image-guided radiation therapy (IGRT)<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/tomotherapy-and-external-beam-radiation-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">External-beam radiation therapy<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/intensity-modulated-and-image-guided-radiation-therapy-igrt\/\" target=\"_blank\" rel=\"noreferrer noopener\">Intensity Modulated radiation therapy (IMRT)<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/stereotactic-radiosurgery-and-sterotactic-body-radiation-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Stereotactic radiosurgery and&nbsp;Sterotactic body radiation therapy<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/proton-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Proton Therapy<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/internal-radiation-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Internal radiation therapy<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"http:\/\/cyberknifedelhi.com\/blog\/systemic-radiation-therapy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Systemic radiation therapy<\/a><\/strong><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Radiation can either emerge from radioactive materials placed within the body and close to the cancer cells, commonly known as [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":42,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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