Oral mucositis

National Cancer Institute common terminology criteria for adverse events version 5.0 (for oral mucositis)[38]National Cancer Institute. Common terminology criteria for adverse events (CTCAE): version 5.0. Nov 2017 [internet publication]. https://ctep.cancer.gov/protocoldevelopment/electronic_applications/docs/CTCAE_v5_Quick_Reference_5x7.pdf

• Grade 1: asymptomatic or mild symptoms; intervention not indicated

• Grade 2: moderate pain or ulcer, not interfering with oral intake; modified diet indicated

• Grade 3: severe pain, interfering with oral intake

• Grade 4: life-threatening consequences; urgent intervention indicated

• Grade 5: death

World Health Organization scale for oral mucositis[37]World Health Organization. WHO handbook for reporting results of cancer treatment. 1979 [internet publication]. https://apps.who.int/iris/handle/10665/37200

• Grade 0: no oral mucositis

• Grade 1: erythema and soreness

• Grade 2: ulcers, able to eat solids

• Grade 3: ulcers, requires liquid diet

• Grade 4: ulcers, alimentation not possible (due to mucositis)