Remarks:Visual interpretation of the PET-CT scan uses the Deauville five-point scale:(Score 1) No uptake or no residual uptake (Score 2) Slight uptake, but below blood pool (mediastinum) (Score 3) Uptake above mediastinal, but below or equal to uptake in the liver(Score 4) Uptake slightly to moderately higher than liver(Score 5) Markedly increased uptake or any new lesion (on response evaluation)