title: Major gastrointestinal problems after radiotherapy: management and nutritional considerations.
mesh_terms: D000328:Adult; D000368:Aged; D003092:Colitis / Q000209:etiology; D012809:Colon, Sigmoid; D003251:Constriction, Pathologic / Q000209:etiology; D004064:Digestive System / Q000528:radiation effects*; D013505:Digestive System Surgical Procedures; D004751:Enteritis / Q000209:etiology / Q000601:surgery; D005260:Female; D005767:Gastrointestinal Diseases / Q000209:etiology* / Q000601:surgery; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D011349:Proctitis / Q000209:etiology; D011832:Radiation Injuries / Q000473:pathology / Q000601:surgery*; D011878:Radiotherapy / Q000009:adverse effects*