Matthew David Blackledge1, Dow-Mu Koh1,
Anwar R.. Padhani2, James J. Stirling2, N. Jane Taylor2,
David J. Collins1, Martin O. Leach1
1CR-UK & EPSRC Cancer Imaging
Centre, Institute of Cancer Research & Royal Marsden Hospital, Sutton,
Surrey, United Kingdom; 2Paul Strickland Scanner Centre, Mount
Vernon Cancer Centre, Northwood, London, United Kingdom
A recent technique (DWIBS) employs fat suppressed whole-body diffusion weighted images for visual localization of metastases throughout the body. We provide a semi-automatic method for defining suspect regions in DWIBS data sets using Markov random field models and assess the utility of this technique for providing whole body tumour volume estimates.