患者女性，cd岁。于6年前发现右乳包块切除诊断为乳腺增生症。近半年右乳包块再次出现，逐渐增大，光滑，活动，无疼痛。l个月前抽出脓液诊为乳腺脓肿，切开引流。体检：右乳外上方触及直径约4cm包块，质硬，中央有引流切口。右腋下未触及肿大淋巴结。引流切口印片见恶性肿瘤细 Female patient, cd years old. 6 years ago, the diagnosis of right breast mass was diagnosed as hyperplasia of the breast. In the last six months, the right breast mass reappeared, gradually enlarged, smooth, active, and free of pain. L pus was taken 1 month before diagnosis of breast abscess, incision and drainage. Physical examination: The right upper breast touches about 4cm in diameter and is hard and has a drainage incision in the center. No enlarged lymph nodes were touched in the right armpit. Drainage incision printed see malignant tumor fine