Mucinous adenocarcinoma of the rectum

Case contributed by Dr Farhad Farzam

Presentation

Rectal prolapse, diarrhea, and rectal bleeding for three months

Patient Data

Age: 20 years
Gender: Female
  • significant mural thickening with heterogeneous enhancement and multiple focal calcifications involving the rectum and anal canal with obliteration of the rectal lumen
  • multiple enlarged lymph nodes in the perirectal fat and along the bilateral internal iliac lymphatic chains

Case Discussion

Mucinous rectal adenocarcinoma is a distinct pathologic subtype of rectal cancer with poor outcome. The typical CT features are intratumoral calcification, heterogeneous contrast enhancement, and predominantly hypoattenuation. 

This is a biopsy-proven case of rectal mucinous adenocarcinoma. 

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