Results The diagnostic rates of ductal endoscopy on dilatation of duct, intraductal papilloma, ductal cancer in situ and mastitis were 88.9%, 91.1%, 100%and 100%, respectively.

• 结果180例乳头溢液患者中，导管扩张症者74例，乳头状瘤者79例，乳头状瘤病者6例，导管内癌3例，导管炎症14例，其他4例。