|
Patients characteristics
| |
|---|
|
gender
| |
|
male
|
14 (82%)
|
|
female
|
3 (18%)
|
|
age (start of second RT course)
| |
|
median
|
53
|
|
range
|
23-67
|
|
KI (start of second RT course)
| |
|
90-100%
|
10 (59%)
|
|
70-80%
|
6 (35%)
|
|
60%
|
1 (6%)
|
|
primary T stage
| |
|
Txa
|
2 (12%)
|
|
T1
|
1 (6%)
|
|
T2
|
3 (18%)
|
|
T3
|
4 (24%)
|
|
T4
|
2 (12%)
|
|
unknown
|
5 (29%)
|
|
primary N stage
| |
|
N0
|
3 (18%)
|
|
N1
|
6 (35%)
|
|
N2
|
4 (24%)
|
|
N3
|
0 (0%)
|
|
unknown
|
4 (24%)
|
|
histology (WHO)
| |
|
I
|
0 (0%)
|
|
II
|
3 (18%)
|
|
III
|
14 (82%)
|
|
recurrent T stage
| |
|
rT1
|
3 (18%)
|
|
rT2
|
1 (6%)
|
|
rT3
|
1 (6%)
|
|
rT4
|
12 (71%)
|
|
recurrent N stage
| |
|
rN0
|
15 (88%)
|
|
rN1b
|
2 (12%)
|
- a: 2 pts. were initially treated for cervical lymph nodes with cancer of unknown primary, in both the nasopharyngeal region had been included into the target volume, b: one patient received neck dissection prior to reirradiation, in one patient the neck recurrence was included into the target volume of reirradiation, KI: Karnofsky index, age [years], staging according to UICC TNM classification 6th edition
