幼儿乳腺错构瘤一例马行天＊樊帆＊吴毓东患儿女性，１岁８个月。１９９５年１月其母亲发现患儿右乳内下象限有一蚕豆大肿块、质硬、边界清、无痛、未引起重视。肿块渐长大，同年９月来我院就诊，行肿块针吸细胞学检查，镜下见少量分化尚好的腺样细胞，其中见少许嗜伊红... A case of child malformation hamartoma * Fan Fan * Wu Yu Dong  children with children, 1 year and 8 months. 1995 January his mother found that children have a broad inferior border of the right lower quadrant of the milk mass, hard, clear boundary, painless, did not pay attention. Mass gradually grew, in September the same year to our hospital for treatment, the line needle aspiration cytology, microscopic appearance of a small number of well-differentiated adenoid cells, which see a little eugenics ...