CSU, which has a global prevalence of 0.5%-5% of the general population, occurs more frequently in adult women than in adult men. The average peak age of onset of CSU is between 20 and 40 years.
Learn more about the epidemiology of CSU.
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Cite this: William D. James. Fast Five Quiz: Chronic Spontaneous Urticaria - Medscape - Jun 15, 2020.