Squamous metaplasia of lactiferous ducts.
D000038:Abscess / Q000209:etiology / Q000601:surgery; D000328:Adult; D001941:Breast Diseases / Q000601:surgery*; D002908:Chronic Disease; D005260:Female; D005402:Fistula / Q000209:etiology / Q000601:surgery*; D006801:Humans; D007642:Keratosis / Q000150:complications / Q000601:surgery*; D008679:Metaplasia / Q000150:complications / Q000601:surgery; D008875:Middle Aged