Tim Schakel1,
Gert van Yperen2, Johan van den Brink2, Frank A.
Pameijer3, Chris Terhaard1, Hans Hoogduin3,
Marielle E.P. Philippens1
1Radiotherapy,
UMC Utrecht, Utrecht, Netherlands; 2Philips Healthcare, Best,
Netherlands; 3Radiology, UMC Utrecht, Utrecht, Netherlands
Current DW-EPI images are, due to the geometric distortions, unsuitable for delineation purposes for radiotherapy treatment planning in head-and-neck cancer patients. The presented alternative, DW-SPLICE, can produce distortion free images at the cost of longer acquisition times and increased blurring.