Clinical Study of Nasopharyngeal Carcinoma Treated by Helical Tomotherapy in China: 5-Year Outcomes

Table 4

Acute radiation related toxicities.

Acute toxicities	Grade 0 (%)	Grade 1 (%)	Grade 2 (%)	Grade 3 (%)	Grade 4 (%)
Skin reaction	7 (3.7)	137 (72.1)	37 (19.5)	9 (4.7)	0 (0)
Mucositis	4 (2.1)	72 (37.9)	108 (56.8)	6 (3.2)	0 (0)
Xerostomia	9 (4.74)	100 (52.63)	81 (42.63)	0 (0)	0 (0)
Esophagitis-tracheitis	7 (3.7)	83 (43.7)	99 (52.1)	1 (0.5)	0 (0)
Leucopenia	86 (45.3)	42 (22.1)	50 (26.3)	10 (5.3)	2 (1.0)
Anemia	175 (92.1)	14 (7.4)	1 (0.5)	0 (0)	0 (0)
Thrombocytopenia	180 (94.7)	7 (3.7)	2 (1.1)	1 (0.5)	0 (0)