title: Fibroadenoma of the axilla.
abstract: BACKGROUND
  Ectopic, axillary breast tissue can develop any disease that affects the normal breast, including fibroadenoma.
  
  
  OBJECTIVE
  To report and discuss a case of fibroadenoma of the axilla in a 23-year-old woman.
  
  
  METHODS
  Case report and discussion of the rare entity of fibroadenoma of the axilla.
  
  
  RESULTS
  The histology was identical to the fibroadenomas seen in the breast and those observed along the milk line.
  
  
  CONCLUSIONS
  Differential diagnosis of an axillary tumor should include ectopic breast tissue.
authors.affiliation: Department of Dermatology, University of Regensburg, Germany. brigitte.coras@klinik.uni-regensburg.de
authors.forename: Brigitte
authors.initials: B
authors.lastname: Coras
authors.forename: Michael
authors.initials: M
authors.lastname: Landthaler
authors.forename: Ferdinand
authors.initials: F
authors.lastname: Hofstaedter
authors.forename: Claus
authors.initials: C
authors.lastname: Meisel
authors.forename: Ulrich
authors.initials: U
authors.lastname: Hohenleutner
mesh_terms: D000328:Adult; D001365:Axilla; D001943:Breast Neoplasms / Q000473:pathology* / Q000601:surgery; D005260:Female; D018226:Fibroadenoma / Q000473:pathology* / Q000601:surgery; D006801:Humans