Case 7:   Abscess (pyogenic)

Diagnostic Category:

Clinical Presentation:

36 year old man with fever and abdominal pain.

CT: Unilocular, perifocal edema

Imaging Findings:

Subacute large unilocar pyogenic abscess of unknown etiology. Note thin enhancing membrane, surrounded by strong perifocal edema, which is no longer seen on equilibrium phase.

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