PMC3804826_01
Pre-therapy positron emission tomography/computerized tomography with multiple foci within the liver demonstrating markedly increased FDG uptake.
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A PET/CT demonstrated mild FDG uptake in the small bowel mass and intense uptake in the liver lesions (Figure 1).
Biopsy of liver parenchyma with a mixed inflammatory infiltrate with an abundance of neutrophils and abscess formation.
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It showed necrotic cells, a few polymorphonuclear leukocytes, and purulence, but there were no malignant cells (Figure 2).
Biopsy of small bowel mass with spindle cell morphology, consistent with gastro intestinal stromal tumor.
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On pathology the small bowel mass had a spindle cell morphology and on immunohistochemistry the tumor cells showed expression of CD117, confirming the diagnosis of a gastrointestinal stromal tumor (Figure 3).
Post-therapy positron emission tomography/computerized tomography showing complete resolution of the lesions following antibiotic treatment.
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A follow up FDG-PET/CT a month post surgery showed a near complete resolution of the innumerable hypermetabolic foci scattered throughout both lobes of the liver (Figure 4).