PMC2967834_01
CT-scan showing the retroperitoneal mass.
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fig1
There was a complete enhancement of the lesion (Figure 1).
MR characteristics of the retroperitoneal mass.
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fig2
Histological examinationscore (HES) showing granulomatous inflammation with caseous material.
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fig3
The histopathological examination showed epitheloid granulomas with necrosis, giant cells, and lymphoepitheloid infiltrate (Figure 3).