2017 Imaging for Physicists Coursebook

Introduction

• MRI slow technique (compared to CT) • Desirable to cover anatomy quickly  Patient comfort  Reduce artefacts  Image physiological m • Some sequences specific for RT on

0.5 T (c1993) 32 x 4 mm in 5 min

3.0 T (2010) 148 x 1 mm in 3.5 min