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Insights into Imaging
Fig. 4 | Insights into Imaging

Fig. 4

From: Endoscopic stenting of malignant, benign and iatrogenic colorectal disorders: a primer for radiologists

Fig. 4

Usual MRI appearance of a SEMS-treated CRC. At diagnosis, sagittal CT image (a) shows an endoscopically impassable, ulcerated CRC of the sigmoid colon as segmental mural thickening (arrowhead). After stent placement, sagittal T2- (b) and coronal fat-saturated T1-weighted after intravenous gadolinium contrast (c) MRI images show well-expanded SEMS (thick arrows) with patent lumen devoid of signal, and mural thickening (arrowheads) with T2-hypersignal (b) and positive enhancement (b) corresponding to the treated tumour

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