a) FCI difference image of an IDC lesion, with broadened voxels highlighted in yellow is shown. This is the same image as Fig 3d, second row. b–g) Samples of water resonance spectra obtained using HiSS imaging is shown for three voxels not marked as ‘broadened’ (b–d, white arrowheads, top to bottom), and three voxels that are marked as broadened (e–g, black arrowheads, top to bottom).