A Survey of Chinese Medicinal Herbal Treatment for Chemotherapy-Induced Oral Mucositis

Table 1

WHO oral toxicity scale [14, 15].

Grade 0	Grade I	Grade II	Grade III	Grade IV
(None)	(Mild)	(Moderate)	(Severe)	(Life-threatening)
None	Oral soreness, erythema	Oral erythema, ulcers, solid diet tolerated	Oral ulcers, liquid diet only	Oral alimentation impossible