The stromal cells of SH were positive for CK L (5 cases), EMA (11 cases),Vim (10 cases),NSE (6 cases) and S 100 (3 cases), they had a few positive cells for Syn (2 cases),CEA (5 cases),p53 (1 case),CD34 (2 cases), while they were negative for CgA.

• 实性细胞 :阳性表达CKL5例、EMA 11例、Vim 10例、NSE 6例、S 10 0蛋白 3例 ,而Syn、CEA、p5 3、CD34分别有 2例、5例、1例、2例有少数阳性细胞 ,实性细胞不表达CgA。