Objective:To assess the value of whole body diffusion weighted imaging in diagnostic and theraputic evaluation of malignant lymphoma.Methods:Whole body diffusion weighted imaging (WB-DWI) was used to scan 47 patients with histologically proven malignant lymphoma and 10 healthy volunteers.In 8 patients with Hodgkins disease (HD),5 cases underwent both pretreatment and posttreatment WB-DWI scans,3 cases underwent WB-DWI scanning only after treatment.In 39 patients with non-Hodgkin lymphoma (NHL),19 cases unde...