PMC2892690_01
Pelvis CT showing a large pelvic mass.
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fig1
Pelvic CT scan revealed a 12 x 11 x 12 cm pelvic mass (Figure 1) and several peritoneal lesions.
Positive immunohistochemistry for (a) desmin, (b) EMA, (c) Ki-67, (d) vimentin.
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fig2
Immunohistochemistry was positive for CD99, enolase, EMA, vimentin, and desmin and negative for 35betaH11 and AE1/AE3 cytokeratins, chromogranin, synaptophysin, WT1, CD3, CD20, CD30, CD34, S-100, myogenin, and Myo-D1 (Figure 2).
Partial response to glucagon stimulation test.
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fig3
A glucagon stimulation test, as previously described in, was performed with partial response (Figure 3).