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Chronic Urticaria

List of authors.
  • David M. Lang, M.D.

Chronic urticaria differs from acute urticaria in characteristics and treatments. The chronic form is spontaneous or inducible, with the latter elicited by cold, heat, pressure, or other precipitants.

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Funding and Disclosures

Disclosure forms provided by the author are available with the full text of this article at NEJM.org.

Author Affiliations

From the Cleveland Clinic, Respiratory Institute, Department of Allergy and Clinical Immunology, Cleveland.

Dr. Lang can be contacted at or at the Department of Allergy and Clinical Immunology, Cleveland Clinic, 9500 Euclid Ave., A90, Cleveland, OH 44195.

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