乳腺叶状肿瘤20例临床和病理分析

Clinical and Pathologic Analysis of 20 Cases of Phyllodes Tumor of the Breast

1日的：探讨乳腺叶状肿瘤的病理学特征。方法：回顾分析2009—2014年笔者所在医院收治的20例乳腺叶状肿瘤患者的临床资料，观察其病理特征。结果：20例乳腺叶状肿瘤患者平均年龄39．5岁，病程平均8个月，肿瘤大小1．5～12Cm，其中3例恶性（15％），1例为年轻患者，21岁，另2例老年患者；5例交界性（25％）；12例良性（60％）。镜下，肿瘤由良性上皮及富于细胞的问质组成，双层上皮排列呈裂隙状，周同过生长的间质呈叶状结构，问质成分从温和到肉瘤样。结论：乳腺叶状肿瘤是一种少见的乳腺肿瘤，做m正确的诊断主要依据大体表现及病理形态。

Objective： To investigate pathological features of phyllodes tumor of the breast.Method： The pathological features in 20 cases of phyllodes tumor of breast were retrospective analyzed.Result： The average age of the 20 cases was 39.5 years old, the average duration was 8 months.The size of tumor was 1.5-12 cm, including 3 cases of malignant type（15%） with 1 case of ymmg and 2 cases of chlerly, 5 eases of verge type（25%） and 12 cases of benign type.Under the microscope, tumor was from benign epithelial and mesenchymal components of cellular.Double epithelium was arranged in a slit shape, around the overgrowth mesenchyme was lobed from mild to sarcoma.Conclusion： Phyllodes tumor of breast is rare tumor, correet diagnosis is on the basis of observed specimen and pathological morphology.