Figure 2.

A,Diffuse and strong CD34 staining highlighted the tumor cells. B, The floret-like cells were positive for CD34. C, The spindle cells and floret-like cells were negative for SMA, while SMA staining highlighted the dilated vessel. D, All tumor cells including floret-like cells were negative for S-100.

Lin et al. Diagnostic Pathology 2012 7:155   doi:10.1186/1746-1596-7-155
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