PMC2815273_01
X-ray films showing multiple air-fluid levels
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X-ray examination revealed multiple air-fluid levels (Figure 1).
Tumoral tissue infiltrating the adipose tissue (H&Ex20)
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Microscopic examination revealed tumor cells, showing infiltrative progress in adipose tissue (Figure 2).
Microscopic image showing cell groups with fusiform nucleus that is forming bundles (H&Ex100)
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The tumor cells had pale eosinophilic cytoplasm and were embedded in a collagen network interrupted by fibrotic sections, but mitosis was not seen (Figure 3).
Severe positivity with vimentin antibody in the cell cytoplasm immunohistochemically
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Immunohistochemical analysis showed that the tumor cells expressed vimentin and actin (Figure 4) but not S100, desmin, CD34 or CD117.