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目的:探讨Cyclin D1在乳腺乳头状肿瘤各型中的表达及鉴别意义。方法:应用免疫组化方法检测CyclinD1在31例导管内乳头状瘤(其中9例为中央型,20例为周围型,2例为不典型)和20例乳头状癌(其中13例为非浸润性,7例为浸润性)中的表达情况。结果:31例导管内乳头状瘤各例CyclinD1的平均表达率为29.58%,20例乳头状癌各例CyclinD1的平均表达率为72.45%,统计学分析显示二者表达差异显著。结论:检测CyclinD1的阳性表达率对鉴别乳腺导管内乳头状瘤和乳头状癌有重要意义。
Objective: To investigate the expression and significance of Cyclin D1 in various types of mammary papillary tumors. Methods: Immunohistochemistry was used to detect the expression of CyclinD1 in 31 cases of intraductal papilloma (9 cases were central type, 20 cases were peripheral type, 2 cases were atypical) and 20 cases of papillary carcinoma (13 cases were non-invasive Sex, 7 cases of infiltrative) in the expression. Results: The average expression rate of CyclinD1 in 31 cases of intraductal papilloma was 29.58%. The average expression rate of CyclinD1 in 20 cases of papillary carcinoma was 72.45%. Statistical analysis showed that the expression of CyclinD1 was significantly different. Conclusion: Detecting the positive expression rate of CyclinD1 is of great significance for differential diagnosis of intraductal papilloma and papillary carcinoma.