CD34 and neoplasm: It was found that the tumor was positive for S-100, CD34, vimentin, and cyclinD1 and negative for EMA, CK7, P53, P16, desmin, caldesmon, myoD1, myogenin, ALK, ER, PR, CD10, catenin-B, CD99, SATB2, BCL-2, CD117, BCOR, SOX10, HMB45, and melan-A.