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What is urticaria?
Urticaria is a skin condition that is defined by the occurrence
of red, itchy hives and/or pronounced skin swelling of the
deeper layers of the skin.1
It is a relatively common condition that can:
Affect up to 1 in 4
people at some point
in their lives1
Become chronic, lasting
between 1 and 5 years
or even longer in
severe cases¹
Affect twice as many
women than men1
There are different types of urticaria2
6 weeks
or more
Symptom
duration
Less than
6 weeks
Chronic
urticaria
No known
trigger for
symptoms
Chronic
spontaneous
urticaria
(CSU)*
Symptoms
caused by a
known trigger
Chronic inducible
urticaria (CINDU)†
Acute
urticaria
*Daily or almost daily occurrence of itchy hives, pronounced skin swelling or both, lasting for six weeks or more.
†
Possible triggers include sunlight, water, heat and others.
The physical symptoms of urticaria*
Itchy hives2
• Redness and slight swelling
• Mild to severe itch
• Lasts less than 24 hours
Pronounced skin swelling2,3
• Burning pain
• Usually lasts a few days
• Skin swelling locations:
- Eyelids, lips, tongue, genitals, arms, legs, mouth mucosa
To learn more about chronic urticaria, talk to your
physician or visit www.skintolivein.com
*Pictures courtesy of Prof. Maurer, Prof. Magerl and their patients.
References
1. Maurer M et al. Allergy 2011;66:317–330.
2. Zuberbier T et al. Allergy 2014;69(7):868–887.
3. N HS choices website. Angioedema - Symptoms.
http://www.nhs.uk/Conditions/Angioedema/Pages/Symptoms.aspx. Accessed June 2016.
Date of preparation: November 2016
Job number: GLDEIM/IGE025E/0110