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How to Control the Primary Tumor
in Metastatic Disease
.4
.6
.8
1
Cumulative incidence of dysphagia response
Dysphagea relief
Chemo-
RT
versus RT
(p=0.34)
1.00
Survival
Improvement ~70%
Penniment MG et al.
ASCO-GI
2015; abstract 06
0
.2
0
1
2
3
4
5
6
Time (months)
Chemo-radiation
Radiation only
0.00 0.20 0.40 0.60 0.80
Survival
109
57
29
15
10
8
6
Radiation only
111
65
27
12
11
8
7
Chemo-radiation
Number at risk
0
6
12
18
24
30
36
Time (months)
Chemo-radiation
Radiation only
Group
(p=0.89)
Radiatio without chemo
sufficient for control
of dysphagia
after 3 months