Deauville Criteria (PET/CT)

Assessment of FDG uptake in lymphomas.

Score 1: No uptake above background Score 2: Uptake ≤ mediastinum Score 3: Uptake > mediastinum but ≤ liver Score 4: Uptake moderately higher than liver Score 5: Uptake markedly higher than liver and/or new lesions Score X: New areas of uptake unlikely to be related to lymphoma