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Fig. 1 | Radiation Oncology

Fig. 1

From: Delineation of lung cancer with FDG PET/CT during radiation therapy

Fig. 1

Patient with stage IIIA left lung adenocarcinoma. FDG PET/CT performed before (a.) and during (b) radiation therapy. Pre therapeutic scan (a) show left para-hilar hypermetabolism with SUVmax = 9.6 and MTV = 15.4 cc defined with a threshold value of 41% SUVmax. Per-therapeutic data (b) reveals a decrease in FDG uptake (SUVmax = 4.2) and MTV = 4.8 cc. defined by the experts with a threshold value of 55% of SUVmax

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