From: Predictive value of skin invasion in recurrent head and neck cancer patients treated by hypofractionated stereotactic re-irradiation using a cyberknife
Variables
Pt. NO.
CBOS ratio
Carotid invasion
Skin invasion
CBOS
≤180 degree
-
35
0 %
+
0
5
180 degree <
39
19 %
9
2
50 %
Not available
12