Figure 1From: Correlating metabolic and anatomic responses of primary lung cancers to radiotherapy by combined F-18 FDG PET-CT imagingThe percentage changes of size versus SUV with the axes cross the metabolic response line of -25% and anatomical response line of -30%. Legends, SUV = standard uptake value, Plus sign = local control, cross = deceased, circle = local failure on follow up.Back to article page