title: [Papillary cystadenoma of the epididymis: Report of 2 new cases].
abstract: OBJECTIVE
  To report two cases of papillary cystadenoma of the epididymis.
  
  
  METHODS
  Clinical and pathological study of 2 male patients 48 and 26-year-old respectively, presenting with a solid, painful mass in the head of the epididymis. The nodules were removed.
  
  
  RESULTS
  Pathological analysis showed two papillary cystadenomas of the epididymis.
  
  
  CONCLUSIONS
  Papillary cystadenoma of the epididymis is an epithelial tumor of unclear origin. It is associated with von Hippel-Lindau disease and infertility. They are uncommon and benign.
authors.affiliation: Servicio de Anatomía Patológica, Hospital de Navarra, Pamplona.
authors.forename: M Cristina
authors.initials: MC
authors.lastname: Caballero Martínez
authors.forename: José Angel
authors.initials: JA
authors.lastname: Cuesta Alcalá
authors.forename: Irene
authors.initials: I
authors.lastname: Amat Villegas
authors.forename: M Luisa
authors.initials: ML
authors.lastname: Gómez Dorronsoro
authors.forename: Yerani
authors.initials: Y
authors.lastname: Ruiz de Azúa Ciria
authors.forename: José M
authors.initials: JM
authors.lastname: Martínez-Peñuela
mesh_terms: D000328:Adult; D018292:Cystadenoma, Papillary / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D004822:Epididymis / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D013736:Testicular Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D014463:Ultrasonography; D013521:Urologic Surgical Procedures, Male / Q000379:methods