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Table 5 Gastrointestinal toxicity (CTCAE version 5.0)

From: Stereotactic body radiation therapy for the treatment of localized prostate cancer in men with underlying inflammatory bowel disease

Toxicity Time to toxicity (months) IBD subtype Risk group Total dose (cGy) IDL (%) Rectal Dmax (cGy) Pre-SBRT IBD meds
Grade 3 proctitis  < 1 UC Int 3500 84 3656 Mesalamine
Grade 2 proctitis 29 UC Low 3500 85 3852 Prednisone
Grade 2 proctitis 22 UC Int 3500 83 3860 Mesalamine
Grade 2 hemorrhoids 10 CD High 3500 86 3839 Methotrexate
Grade 1 rectal hemorrhage  < 1 CD High 3500 86 3839 Methotrexate
Grade 1 hemorrhoids 22 UC Int 3500 83 3860 Mesalamine