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Egyptian Journal of Radiology and Nuclear Medicine
Fig. 3 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 3

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

Fig. 3

A 64-year-old female patient who underwent surgical resection for pathologically proven colonic adenocarcinoma, presented with an elevated tumor marker. a, b Axial post-contrast CT images in arterial phase showing no enhancing focal lesion. c, d Axial post-contrast CT images in porto venous phase showing no enhancing focal lesion. e, f, d Axial fused PET–CT images at the same level of the enhanced CT images showing metabolically active hepatic focal lesions (arrows). g, h Post-therapeutic axial fused PET–CT images showed good therapeutic response with disappearance of the metabolically active hepatic focal lesions

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