Imaging.
D003110:Colonic Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D009682:Magnetic Resonance Spectroscopy; D009367:Neoplasm Staging / Q000379:methods*; D012004:Rectal Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography