{"id":48612,"date":"2026-11-10T10:32:39","date_gmt":"2026-11-10T10:32:39","guid":{"rendered":"https:\/\/ogkologos.com\/?page_id=48612"},"modified":"2026-11-10T13:32:33","modified_gmt":"2026-11-10T13:32:33","slug":"%ce%b1%ce%ba%cf%84%ce%b9%ce%bd%ce%bf%ce%b8%ce%b5%cf%81%ce%b1%cf%80%ce%b5%ce%af%ce%b1","status":"publish","type":"page","link":"https:\/\/ogkologos.com\/en\/%ce%b1%ce%ba%cf%84%ce%b9%ce%bd%ce%bf%ce%b8%ce%b5%cf%81%ce%b1%cf%80%ce%b5%ce%af%ce%b1\/","title":{"rendered":"\u0391\u03ba\u03c4\u03b9\u03bd\u03bf\u03b8\u03b5\u03c1\u03b1\u03c0\u03b5\u03af\u03b1"},"content":{"rendered":"<style>.ogk-treatment-archive { max-width:1120px; margin:24px auto 0; padding:clamp(17px,2.8vw,30px); background:#faf5ec; border:1px solid #e4d3b8; border-radius:14px; }\r\n.ogk-treatment-archive h2 { margin:0 0 9px; color:#392d22; }\r\n.ogk-treatment-archive ul.wp-block-post-template { margin:13px 0; padding:0; list-style:none; }\r\n.ogk-treatment-archive li.wp-block-post { border-top:1px solid #e4d3b8; margin:0; 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} }\r\n<\/style>\r\n\r\n<div class=\"ogk-portal ogk-inner ogk-action-guide\" data-ogk-guide-page=\"radiotherapy\"><header class=\"ogk-action-hero\"><div class=\"ogk-action-intro\"><span class=\"ogk-action-kicker\">PATIENT GUIDE<\/span><h1>Radiotherapy<\/h1><p>What radiotherapy is, how it is planned and what you can ask your care team before treatment begins.<\/p><\/div><\/header><nav class=\"ogk-action-nav\" aria-label=\"Radiotherapy guide topics\"><a href=\"#ogk-rt-overview\"><strong>What it is<\/strong><span>Treatment aims and common forms.<\/span><\/a><a href=\"#ogk-rt-planning\"><strong>Before treatment<\/strong><span>The planning appointment and how to prepare.<\/span><\/a><a href=\"#ogk-rt-treatment\"><strong>During treatment<\/strong><span>Sessions and keeping in touch with your team.<\/span><\/a><a href=\"#ogk-rt-questions\"><strong>What to ask<\/strong><span>Questions for your next appointment.<\/span><\/a><\/nav><section class=\"ogk-action-section\" id=\"ogk-rt-overview\" aria-labelledby=\"ogk-rt-overview-title\"><h2 id=\"ogk-rt-overview-title\">What it is<\/h2><p>Radiotherapy uses high doses of radiation to destroy cancer cells or slow their growth. Depending on the situation, it can be used to treat cancer or relieve symptoms.<\/p><div class=\"ogk-action-resources\"><div class=\"ogk-action-resource\"><h3>External beam radiotherapy<\/h3><p>A machine aims radiation at the area of the body that needs treatment.<\/p><\/div><div class=\"ogk-action-resource\"><h3>Brachytherapy<\/h3><p>A radiation source is placed in or close to the tumour area.<\/p><\/div><\/div><\/section><section class=\"ogk-action-section\" id=\"ogk-rt-planning\" aria-labelledby=\"ogk-rt-planning-title\"><h2 id=\"ogk-rt-planning-title\">Before treatment<\/h2><p>For external beam radiotherapy, the team often uses a CT scan to plan the treatment accurately. Depending on the area, you may need a support or mould to help you stay in the same position at each session. Ask whether you need to prepare in a particular way for your appointment.<\/p><\/section><section class=\"ogk-action-section\" id=\"ogk-rt-treatment\" aria-labelledby=\"ogk-rt-treatment-title\"><h2 id=\"ogk-rt-treatment-title\">During treatment<\/h2><p>Your individual treatment plan sets the number and timing of sessions. Possible side effects depend on the kind of treatment and the area treated. Ask your team what to expect and when to contact them.<\/p><\/section><section class=\"ogk-action-section\" id=\"ogk-rt-questions\" aria-labelledby=\"ogk-rt-questions-title\"><h2 id=\"ogk-rt-questions-title\">What to ask<\/h2><ul><li>What is the aim of radiotherapy in my case?<\/li><li>How many sessions are planned and how should I prepare for them?<\/li><li>What side effects might I notice, and whom should I contact if they occur?<\/li><\/ul><div class=\"ogk-action-links\"><a class=\"ogk-action-pill\" href=\"https:\/\/ogkologos.com\/en\/%ce%b8%ce%b5%cf%81%ce%b1%cf%80%ce%b5%ce%af%ce%b5%cf%82\/\">All treatments<\/a><a class=\"ogk-action-pill\" href=\"#ogk-related-articles\">Related Ogkologos articles<\/a><a class=\"ogk-action-pill\" href=\"https:\/\/ogkologos.com\/en\/%cf%85%cf%80%ce%bf%cf%83%cf%84%ce%ae%cf%81%ce%b9%ce%be%ce%b7\/\">Support<\/a><\/div><\/section><section class=\"ogk-action-sources\" aria-labelledby=\"ogk-action-sources-title\"><h2 id=\"ogk-action-sources-title\">Sources and further reading<\/h2><p>Page updated <time datetime=\"2026-11-10\">10 November 2026<\/time><\/p><div class=\"ogk-action-links\"><a class=\"ogk-action-pill\" href=\"https:\/\/www.cancer.gov\/about-cancer\/treatment\/types\/radiation-therapy\">National Cancer Institute \u00b7 Radiation therapy<\/a><a class=\"ogk-action-pill\" href=\"https:\/\/www.nhs.uk\/tests-and-treatments\/radiotherapy\/what-happens\/\">NHS \u00b7 What happens during radiotherapy<\/a><a class=\"ogk-action-pill\" href=\"https:\/\/www.cancer.gov\/about-cancer\/treatment\/questions\">NCI \u00b7 Questions about treatment<\/a><\/div><\/section><\/div>\r\n<section class=\"ogk-treatment-archive\" id=\"ogk-related-articles\">\r\n<h2>Related articles<\/h2><p>From the Ogkologos.com archive.<\/p>\r\n\r\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\">\r\n<ul class=\"wp-block-post-template is-layout-flow wp-block-post-template-is-layout-flow\"><li class=\"wp-block-post post-26228 post type-post 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