title: Hemorrhagic bullae after cryosurgery in a patient with hemophilia A.
abstract: BACKGROUND
  A case of hemorrhagic bullae and blisters on the hand of a patient with hemophilia A after cryosurgery for verruca vulgaris is reported.
  
  
  OBJECTIVE
  To discuss a hemorrhagic complication in a patient with hemophilia A after cutaneous cryosurgery.
  
  
  METHODS
  This is an observatory case report.
  
  
  RESULTS
  Even minimal cryosurgery can induce hemorrhagic bullae in patients with hemophilia A.
  
  
  CONCLUSIONS
  The risks and benefits of cryosurgery should be weighed carefully in patients with bleeding disorders such as hemophilia.
authors.affiliation: Department of Dermatology, Wake Forest University School of Medicine, Winston-Salem, North Carolina 27157, USA.
authors.forename: John G
authors.initials: JG
authors.lastname: Hancox
authors.forename: Gloria F
authors.initials: GF
authors.lastname: Graham
authors.forename: Gil
authors.initials: G
authors.lastname: Yosipovitch
mesh_terms: D001768:Blister / Q000209:etiology*; D002648:Child; D003452:Cryosurgery / Q000009:adverse effects*; D006467:Hemophilia A / Q000150:complications*; D006801:Humans; D008297:Male; D019106:Postoperative Hemorrhage / Q000209:etiology*; D012871:Skin Diseases / Q000150:complications / Q000601:surgery*; D014860:Warts / Q000150:complications / Q000601:surgery*