Younger patients with non-tumorous nipple discharge should be followed up. 年輕的非腫瘤性乳頭溢液患者應隨訪。
An intraductal papilloma may be associated with a serous or bloody nipple discharge, or it may cause some nipple retraction. 導管內乳頭狀瘤可能產生漿液性或血性乳頭溢液,也可能引起某種程度的乳頭內陷。