1129 / 1544
Monte Carlo sim.
of the integration of the 4D MC dose calculation process with beamlet-phase correlation in the overall clinical workflow. Bottom part corresponds to the
cific to this study. The top-left part corresponds to the conventional clinical process. The top-right part corresponds to the additional PET-based contouring
.
D
P
3
D
denotes the planned dose map computed with TomoPen,
D
IS
4
D
ð
i
Þ
and
D
NI
4
D
ð
i
Þ
the dose computed at phase
i
with interplay effect simulated or not,
(i)
the deformation between the phase
i
and the 3D CT. Finally,
D
IS
3
D
and
D
NI
3
D
denote the computed dose including interplay effect or not, respectively.
E. Sterpin et al. / Radiotherapy and Oncology 104 (2012) 173–180
175
Sterpin et al.,
Radiotherap and Oncology 104 (2012) 173–180
Tech.
Δ
(Dp,ptv - Dc,ctv)
Interplay
Δ
(Dp,ptv - Dc,ctv)
Mov. only
4DCT-SIB
0.45%
(-1.3,2.7)
0.47%
(-1.4,2.7)
4D-PET SIB -0.34%
(-1.2, 2.6)
-0.29%
(-2.4,2.1)
SBRT 3x18Gy
1.19%
(-1.5,2.8)
1%
(-2,2.8)