Evaluation of urticaria

Last reviewed: 26 Aug 2023
Last updated: 26 Oct 2022

Summary

Differentials

Common

  • Acute spontaneous urticaria
  • Chronic spontaneous urticaria
  • Chronic inducible (physical) urticaria
  • Drug eruptions
  • Insect bite
  • Viral exanthem
  • Atopic dermatitis
  • Allergic contact dermatitis
  • Irritant contact dermatitis
Full details

Uncommon

  • Erythema multiforme
  • Stevens-Johnson syndrome
  • Auriculotemporal syndrome
  • Bullous pemphigoid
  • Cutaneous mastocytosis
  • Systemic mastocytosis
  • Urticarial vasculitis
  • Transfusion reactions
  • Serum sickness
  • Cold-induced urticaria, Muckle-Wells syndrome, neonatal multisystem inflammatory disease
Full details

Contributors

Authors

Marilyn Li, MD

Assistant Professor of Clinical Pediatrics, Clinician Educator

Director, Quality Improvement and Educational Activities For The Breathmobile Program

Keck School of Medicine, USC

Los Angeles

CA

Disclosures

ML has no competing interests.

Kenny Y.C. Kwong, MD

Clinical Associate Professor of Pediatrics

Division of Allergy-Immunology

Los Angeles County+USC Medical Center

Los Angeles

CA

Disclosures

KYCK is a consultant and independent contractor for Thermo-Fisher Scientific.

Acknowledgements

Dr Marilyn Li and Dr Kenny Y.C. Kwong would like to gratefully acknowledge Dr Nanette Silverberg, and Dr Mary Lee-Wong, previous contributors to this topic.

Disclosures

NS and MLW declare that they have no competing interests.

Peer reviewers

Christopher Parrish, MD

Assistant Professor

Pediatrics and Internal Medicine

Division of Allergy and Immunology

UT Southwestern

TX

Disclosures

CP declares that he has no competing interests.

Amor Kachamoune, MD

Assistant Professor

New York University School of Medicine

New York

NY

Disclosures

AK declares that he has no competing interests.

Bettina Wedi, MD

Professor

Head of Allergy Division

Department of Dermatology and Allergy

Hannover Medical School

Hannover

Germany

Disclosures

BW declares that she has no competing interests.

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