Cervix BT - 2016

Role of functional MRI at BT?

3 semi-automatic segmentation methods on DWI

Clustering

Rel. Signal Intensity (SD4)

Region Growing

Compared with GTV on T2W

•Region growing method performed poorest •All 3 segmentation methods: V DWI < GTV T2w •V DWI is mainly located within GTV T2w •ADC value increased during treatment •ADC values could inform the boosting strategies

Haack S, et al. Acta Oncol 2015