Presentation
Lower abdominal pain
Patient Data
Age: 51
Gender: Female
From the case:
Colonic carcinoma
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Axial C+ portal venous phase

Semi-annular wall thickening of a segment of distal sigmoid colon with proximal and distal shoulder formation. No obstruction or perforation. No transmural infiltration. No evidence of regional nodal or distant metastatic disease.
Case Discussion
Pathologically proven sigmoid colon carcinoma.