Whole-body diffusion-weighted MR and FDG-PET/CT in Hodgkin Lymphoma: Predictive role before treatment and early assessment after two courses of ABVD

Interim-ADC is helpful for identifying non-responder lesions, while size changes are not useful. Baseline-SUVmax and ADC have no predictive role. Bulky is the most useful imaging parameter to predict suboptimal response to chemotherapy.