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Large polypoid sigmoid colon adenocarcinoma

Case contributed by Mohammad Taghi Niknejad
Diagnosis almost certain

Presentation

Work up for constipation and lower gastrointestinal bleeding.

Patient Data

Age: 65 years
Gender: Male

Marked increased wall thickness and large polypoid intraluminal mass are seen in the distal sigmoid colon, accompanied by pericolic fat stranding and multiple regional enlarged lymph nodes with SAD less than 14 mm.

The hepatic attenuation value is less than that of the spleen, suggesting fatty liver.

Extra and central intrahepatic bile ducts are dilated, and CBD is measured 11 mm in caliber.

A few non-enhanced simple cortical cysts are seen in both kidneys.

The prostate gland is enlarged, and its central portion protrudes cephalad into the urinary bladder base.

Degenerative changes as osteophytosis are seen at the lumbar spine.

Case Discussion

Large sigmoid colon mass; pathology proved adenocarcinoma with regional lymphadenopathy.

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