Gynae BT 2017
PTV pathological lymph nodes
Assumption:
Lymph nodes are in a relatively fixed relation to bony anatomy Bony registration aligns pathological lymph node target Most often pathological lymph nodes shrink during RT
PTV (blue) GTV on 10 CBCT (red)
CBCT 1 st treatment
CBCT 24 th treatment
Anne Ramlov, Radiother Oncol, in press
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