Fig. 4
From: FDG-PET/CT in predicting aggressiveness of rectal cancer
67-year-old male patient with recently diagnosed rectal cancer, histopathological proven adenocarcinoma grade II. Sagittal fused PET/CT of the pelvis (a), Sagittal CT of the pelvis (b), and axial CT (c) show metabolically active focal mural thickening at the lower rectum [thin arrow] achieving SUVmax 22.3, MTV of 30.46 cm3, and TLG of 422.7 g/ml* × cm3. Few small inactive perirectal lymph nodes [thick arrow]