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1/03/2016
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Relevant radiobiological factors
•
Overall treatment time
37
CHART
Conventional
HNSCC
CHART
: 54Gy/36fx in
12 consecutive days
Conventional:
66Gy/33fx in
6.5 weeks
Shorter OTT resulted
in aggravation of
early side effects
Dische 1997
Combined modality treatment