Pseudomyxoma peritonei

Case contributed by Mohammadtaghi Niknejad


Abdominal pain and distension.

Patient Data

Age: 65 years
Gender: Male

There are multiple low-attenuating mass like lesions with loculated fluid throughout the peritoneum, omentum and mesentery, accompanied by scalloping of visceral surfaces, particularly the liver. No calcification is present. 
A few simple cortical cysts are seen at both kidneys, less than 18mm.
The prostate gland is enlarged. 
Degenerative changes as osteophytosis are seen at the lumbar spine.

Case Discussion

Features on CT scan are consistent with diffuse peritoneal tumoral seeding most likely pseudomyxoma peritonei. It is most commonly caused by a mucinous tumor of the appendix1 .

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