Presentation
Abdominal pain since four days ago.
Patient Data
Age: 15 years
Gender: Male
From the case:
Epiploic appendagitis
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Axial C+ portal venous phase
An ovoid fat density lesion with a high attenuation margin and mild surrounding fat stranding is noted adjacent to the sigmoid colon consistent with epiploic appendagitis.
Case Discussion
A fat-density oval structure with a thin high-density rim (known as the hyperattenuating ring sign) adjacent to the colon in a patient with recent abdominal pain is typical for epiploic appendagitis.
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