Diagnosis and Treatment of Chronic Spontaneous Urticaria

Chronic spontaneous urticaria affects approximately 1% of the general population worldwide, impairs patients’ quality of life, and is associated with multiple comorbidities. Pavel Kolkhir, MD, discusses the current evidence on the epidemiology, pathophysiology, diagnosis, and treatment of chronic spontaneous urticaria with JAMA Senior Editor Karen E. Lasser, MD, MPH.