ASMR 2017

4DCT: Midventilation

= time weighted average position of tumour

Patient case:

End-expiration

20

15

10

5

0

CC direction [mm]

End-inspiration

-5

D. Nygaard

Tumour position in phases 1-10

-10

-15 -10 -5 0 5 10 15 AP direction [mm]

Time weighted average tumor position

Midventilation