MKI67 and neoplasm: The immunohistochemical results indicated the following profiles: tumor cells CD34 (-) (Figure 3A), CK (pan) with a small amount of cells (+) (Figure 3B), CAM5.2 with a small amount of cells (+) (Figure 3C), (Figure 3D H&E staining of LSC), Calponin (+) (Figure 4A), SMA (+) (Figure 4B), Desmin (+) (Figure 4C), Ki-67 (+) 30% (Figure 4D) and S-100 (-) (Figure 4E).