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Egyptian Journal of Radiology and Nuclear Medicine
Fig. 5 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 5

From: FDG-PETCT versus contrast-enhanced computed tomography in diagnosis of post-therapeutic colorectal cancer recurrence and metastases

Fig. 5

A 57-year-old female patient who underwent rectal resection for pathologically proven adenocarcinoma, followed by chemotherapy, presented 4 months later by left loin pain and elevated tumor markers. a Axial post-contrast CT image showing operative bed faintly enhancing mass (arrow) encasing the distal left ureter (arrow). b Axial fused PET–CT image showing no metabolically active lesions noted in the operative bed. c Axial post-contrast CT image showing left iliac enlarged LNs (arrow). d Axial fused PET–CT image showing left iliac metabolically active LNs (arrow)

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