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Fig. 3B Adenocarcinoma in 67-year-old man shows net enhancement of
25 H and washout of 5-31 H at dynamic helical CT and positive uptake at
integrated PET/CT. Attenuation measurements on dynamic helical CT through
nodule indicate malignant characteristics, showing peak enhancement of 107 H,
net enhancement of 62 H, and absolute loss of enhancement (washout) of 29
H.