CT
Coronal MIP C+ portal venous phase
Sagittal C+ portal venous phase
Axial lung window
Axial lung window
Sagittal C+ portal venous phase
Coronal C+ portal venous phase
Axial C+ portal venous phase
Metallic stent in the sigmoid colon. The proximal end sits within the mural thickening (presumed to represent tumour) and its flared end has eroded through the wall anteriorly producing surrounding soft tissue swelling and free gas bubbles. This is best seen on the sagittal projection.
Note the right hepatic lobe mass indicative of metastasis.