“…Nipple eczema is a problem well known to patients with atopy: it can greatly affect the quality of life and may be difficult to treat. Out of breastfeeding context, several cases of galactocele in a context of galactorrhea and hyperprolactinemia secondary to prolactinoma have been described (7,8): our case is original by the absence of pituitary macroadenoma. Some cases have been reported after breast enlargement surgery (9,10,11,12), or following vacuum-assisted core biopsy of the breast ( 13) : the etiology remains unclear, but this probably occurs in particular by post-surgical obstruction of the milk ducts.…”