Fig. 1From: Validity of FDG PET/CT in patients presenting with primary colonic symptomsA 69-year-old male. i CT colonography revealed a rectosigmoid polyp. ii FDG avid pathologically proved high-grade dysplastic rectosigmoid polyp with SUVmax 14.2. a Axial PET/CT. b Axial CT. c, d PETBack to article page