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Top (a,b) and bottom (c,d) pulmonary nodulesof a patient with colon cancer.Transverseandcoronal view forlung window of CT images and PET images with various reconstruction methods are illustrated. The impact of TOF on improvement in contrast and lesion detectability is clear in all methods. (Body weight: 105 kg and injected dose: 492MBq of 18F-FDG)
