Case 44:   Cyst

Diagnostic Category:

Clinical Presentation:

55 year old woman with incidental finding on CT performed for lower abdominal and pelvic pain.

CT: Foregut cyst

Imaging Findings:

CT shows a typical ciliated foregut cyst (not symptomatic). Cyst is extrahepatic, which is not well appreciated on CT (compare to ultrasound).  Cyst has a thick wall and fluid attenuation (even if visually denser than fluid on the unenhanced image).