We would normally insert a rectal gel to outline the lumen, but not in this case given the presence of an anal mass

Restricted diffus...
Axial DWI
Restricted diffusion in distant lymph nodes indicative of metastatic infiltration
Modality: MRI (DWI)

- “ ​MRI is the investigation of choice for local staging of rectal cancer. T2-weighted imaging in 3 planes is recommended, parallel and perpendicular...”

View full size version of Rectal carcinoma (MRI findings)

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