¹⁸F-FDG Pet-Guided External Beam Radiotherapy in Iodine-Refractory Differentiated Thyroid Cancer: A Pilot Study

Table 4

Acute toxicity after radiation treatment (maximum recorded grade).

Grade; (G)	Organ tissue
	Skin (%)	Esophagus (%)	Larynx (%)
0	0 (0.0)	8 (50.0)	10 (62.5)
1	3 (18.7)	7 (43.7)	5 (31.2)
2	10 (62.5)	1 (6.2)	1 (6.2)
3	3 (18.7)	0 (0.0)	0 (0.0)
4	0 (0.0)	0 (0.0)	0 (0.0)