The expression of chromogranin A (CgA) in epithelial ovarian tumor group (n=79) and control group (n=22) were detected and evaluated by immunohistochemistry.

• 应用免疫组织化学方法检测卵巢上皮性肿瘤组(n=79)与对照组(正常卵巢n=22)嗜铬素A(chromogranin A，CgA)的表达，对CgA阳性标本再行CgA/EMA、Ki67/CgA双重免疫组织化学染色和TUNEL/CgA双重染色，并进行图像分析。