PMC4153878_01
Abdominal x-ray showing a large mass in the right side occupying the whole lumbar region. The mass is heterogeneous in consistency with rims of calcifications. The arrows point to the borders of the mass.
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Fig1
Abdominal X-ray showed a right sided mass with calcifications (Figure 1).
CT images of the abdomen showing the large right sided mass with inflammatory changes and calcifications within the fatty tissues of the mesentery.
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Fig2
Abdominal CT scan confirmed an intraabdominal mass on the right side below the transverse colon, with calcified walls and characteristics compatible with inflammatory fatty tissue (Figure 2).
Intravenous pyelography showing normal right pelvicaliceal system with no dilatation, compression or obstruction to the flow of contrast. There is no relation to the intra-abdominal mass.
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Fig3
Intravenous pyelography revealed no relation to the right kidney (Figure 3).
Pathology slides of the mass showing areas of necrosis, mixed inflammatory infiltrates and fibroblast proliferation within adipose tissue consistent with mesenteric panniculitis.
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Fig4
Pathology showed fibroadipose tissue displaying areas of adiponecrosis, foci of mixed inflammatory infiltrate, and proliferation of bundle forming fibroblasts consistent with mesenteric panniculitis (Figure 4).