Gynae BT 2017

Gyn Pre-planning: Intracavitary / Interstitial Insertion

Based on pre-brachytherapy MRI:

B

0 

A

B

0 

T

T

R

R

C

C

T

T

C

d

C

d

a

a

b

b

R

R

Prescribed dose

T

T

T

T

Prescribed dose

Prescribed dose

HR CTV

HR CTV

HR CTV

HR CTV

Pre-planned needles

Pre-planned needles

T C • BT implant preplanning with high geometrical reproducibility • MRI target from pre-planning could be transferred to CT for planning at time of BT via applicator-based registration  d R HR CTV D T

Petric P, et al. Radiol Oncol 2014

D

T

R

 d

HR CTV

T

a

a

Prescribed dose

T

T

R

R

b

b

© P. Petric