Mesenteric panniculitis with fat halo sign

Case contributed by Luu Hanh
Diagnosis almost certain


Abdominal pain

Patient Data

Age: 60 years
Gender: Male

The ill-defined mesenteric mass-like lesion demonstrates ground-glass opacity with the spared fat halo surrounding mesenteric vessels and soft tissue nodules. 

Gallbladder stones.

Case Discussion

CT findings are consistent with mesenteric panniculitis with fat ring sign.

The differential diagnosis includes lymphoma, mesenteric carcinoid tumoromental caking, and intraperitoneal focal fat infarction.

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