Table 3.

Multinational Association of Supportive Care in Cancer and International Society of Oral Oncology Clinical Practice Guidelines for Gastrointestinal Mucositis ^a

LoE	Guideline
III	The panel suggests that probiotics containing Lactobacillus spp. may be beneficial for the prevention of RT‐induced or RT‐CT–induced diarrhea in patients with pelvic malignancy.
II	The panel suggests that hyperbaric oxygen is an effective way to treat RT‐induced proctitis in patients with pelvic malignancy.

Abbreviations: CT, chemotherapy; LoE, level of evidence; RT, radiotherapy.

^aFor previous guidelines that are unchanged, see Supporting Table 1.