Hives and angioedema are common. You may be at increased risk of hives and angioedema if you:

  • Have had hives or angioedema before
  • Have had other allergic reactions
  • Have a disorder associated with hives and angioedema, such as lupus, lymphoma or thyroid disease
  • Have a family history of hives, angioedema or hereditary angioedema
Feb. 14, 2014

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