Information updates

New ASCIA Chronic Urticaria FAQ

New ASCIA Chronic Spontaneous Urticaria (CSU) Frequently Asked Questions (FAQ) was developed in response to requests for clear and concise information about CSU.  CSU is the medical term for hives (the common term for urticaria) that are chronic (lasting six weeks or more, three to four times per week), and spontaneous (with no known trigger).

ASCIA CSU FAQ is now available on the ASCIA website and includes information about:

  • What is CSU?
  • What causes CSU?
  • How is CSU diagnosed?
  • How is CSU treated?

Information about CSU for health professionals is available at

This news item was issued on 21 February 2022 by the Australasian Society of Clinical Immunology and Allergy (ASCIA), the peak professional body for clinical immunology and allergy in Australia and New Zealand.  

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