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Durability depends on stage, surgery, chemotherapy and tumour biology, with ongoing surveillance for recurrence.","revision_rate_pct":null,"scars":"No surgical incision. Temporary skin redness or pigmentation in the treated area is possible.","sessions_or_stages":{"sessions":{"min":25,"max":28,"unit":"visits","qualifier":"25-28 fractions of 1.8 Gy (45-50.4 Gy total), 5 days weekly."},"stages":[{"code":"daily_fractions","label":"Daily external-beam radiation fractions (about 5-6 weeks)","after":{"min":0,"max":38,"unit":"days","qualifier":"From first to last fraction, weekends off."}}],"qualifier":"Planning simulation precedes the first fraction and is not counted as a session; palliative courses are shorter."},"success":{"metric":"Overall survival with adjuvant chemoradiation after gastrectomy","value":50,"unit":"percent","horizon":"3 years","population":"Adults with resected gastric adenocarcinoma receiving adjuvant chemoradiation after limited surgery","evidence_status":"limited"},"techniques":[{"name":"Conformal and intensity-modulated radiotherapy (3D-CRT, IMRT or VMAT)","suits_whom":"Curative-intent patients with resected or locally advanced disease receiving concurrent fluoropyrimidine chemotherapy.","recovery":"Outpatient; side effects usually settle over several weeks after completion."},{"name":"Palliative short-course external-beam radiotherapy","suits_whom":"Patients with symptomatic advanced disease, for example bleeding, pain or obstruction. This is a separate schedule from the standard course above.","recovery":"Usually brief; depends on the schedule and disease status."}],"treatment_conditions":["outpatient"],"treatment_duration_hours":{"min":0.25,"max":0.75,"unit":"hours","qualifier":"Per daily fraction, including positioning and beam delivery. Weekly reviews and chemotherapy visits are additional."},"initial_assessment_documents":["Gastric biopsy pathology report","Recent CT scan of chest and abdomen","Endoscopy report","Surgical and operative report (if available)","Recent blood count and kidney function tests","Oncologist's treatment plan or chemotherapy protocol"],"travel_trips":{"min":1,"max":2,"one_trip_possible":true,"qualifier":"Daily fractions over about 5-6 weeks plus planning; stay about 6-7 weeks. Second trip only for follow-up, often at home."}}},"hrefLanguages":[{"rel":"alternate","hreflang":"ru","language":"ru","href":"https://ru.bookimed.com/clinics/country=dominikanskaya-respublika/procedure=lucevaa-terapia-pri-rake-zeludka/"}],"offerFilters":{"offer_count":0,"price_filter":{"from":0,"to":0,"avg":0}},"illnessesByOperation":[{"id":51,"alias":"stomach-cancer","name":"Cáncer de estómago"}],"rendersOffersList":false}