Pseudomyxoma peritonei

Case contributed by Mohammad Taghi Niknejad
Diagnosis almost certain

Presentation

Abdominal pain and distension.

Patient Data

Age: 65 years
Gender: Male
ct
This study is a stack
Axial
non-contrast
This study is a stack
Axial C+ portal
venous phase
This study is a stack
Axial C+
delayed
This study is a stack
Coronal C+ portal
venous phase
This study is a stack
Sagittal C+ portal
venous phase
Download
Info

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 .

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

:

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.