A small benign intraductal papilloma appears here in a breast duct, typically in one of the main lactiferous ducts beneath the areola.

图示腺导管中的小的良导管内头状瘤，地出现于下的一个主管内。

Methods Methylthioninium Chloride was infused into the lactiferous vessel from debouch of nipple discharge and followed a wire guide inserting,the galactophore was resected under the double-guide.

方法经头溢液孔注入亚甲兰,同时插入金属导丝两种方法同时引导手术切除病变腺管。