The expression of VEGF was examined by immunohistochemical method in 26 cases of invasive pituitary adenomas and 20 cases non-invasive pituitary adenomas.

• 应用免疫组化法检测26例侵袭垂体腺瘤和20例非侵袭性垂体腺瘤中VEGF的表达,并结合临床资料分析。