primary 1 he 5xprimary 2 HE 10x 
 Figure 1. H&E, 5x. Figure 2. H&E, 10x.
 primary 3 HE 10xprimary 4 HE 10x 
Figure 3. H&E, 10x.Figure 4. H&E, 10x.
primary 5 HE 10x The tumor cells were negative for AE1-AE3, CK7, CD34, S-100, Beta-catenin, and desmin while SMA was focally positive.