乳腺分叶型腺纤维瘤和叶状囊肉瘤临床较少见,现报告3例。例1女,20岁。右乳包块并乳头溢液6月余。查双侧乳头不对称,右乳增大,外上象限可扪及分叶状肿块约8×6×4cm,质中等,不光滑,边界清,无压痛,与皮肤、胸壁无粘连。皮下浅静脉明显扩张,腋窝淋巴结无肿大。乳头溢液为血性。入院后行右乳肿块切除术。标 Breast lobular gland fibroadenoma and phyllodes sarcoma clinical less common, are reported in 3 cases. Example 1 Female, 20 years old. Right breast mass and nipple discharge more than 6 months. Check bilateral nipple asymmetry, right breast increases, outside the upper quadrant may palpable lobular tumor about 8 × 6 × 4cm, medium, not smooth, clear boundary, no tenderness, and the skin, chest wall without adhesion. Subepithelial superficial vein obvious expansion, axillary lymph nodes without swelling. Nipple discharge is bloody. Right breast mass excision after admission. Standard