乳腺肉瘤 ,临床上比较少见 ,现我院遇见 1例经手术病理证实 ,现报告如下 :病人 ,女 ,2 6岁 ,哈族 ,婚后 8年不孕 ,半年前左乳出现无痛性肿块 ,近 3个月生长迅速 ,并有坠痛。体检 :左乳房内可扪及巨大肿物 ,位于乳腺中央并占据全乳 ,肿物表面高低不平 ,质硬韧呈分叶结节状 ,乳房 Breast sarcoma, clinically rare, is our hospital met 1 case confirmed by surgical pathology, are reported as follows: The patient, female, 26 years old, Kazakh, 8 years after marriage infertility, left a painless mass six months ago , Nearly 3 months rapid growth, and fall pain. Physical examination: left breast palpable huge tumor, located in the central breast and occupy the whole milk, the tumor surface rugged, hard and tough was lobulated nodular, breast