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How to Approach Chronic Inducible Urticaria
Marcus Maurer1, Joachim W Fluhr1, David A Khan2
1Department of Dermatology and Allergy, Charité - Universitätsmedizin, Berlin, Germany.
Summary
Chronic inducible urticaria (CIndU) involves hives and swelling triggered by specific factors. This review covers diagnosis and treatments for various CIndU types, focusing on common forms like cold urticaria.
Area of Science:
- Immunology
- Dermatology
- Allergology
Background:
- Chronic inducible urticaria (CIndU) encompasses diverse urticarial conditions triggered by external stimuli.
- It includes physical urticarias (e.g., cold, pressure, vibratory) and nonphysical types (e.g., cholinergic, aquagenic).
Purpose of the Study:
- To provide a comprehensive review of chronic inducible urticaria.
- Emphasis is placed on symptomatic dermographism, cold urticaria, cholinergic urticaria, and delayed pressure urticaria.
- To detail clinical presentations, diagnostic methodologies, and therapeutic strategies.
Main Methods:
- Literature review of chronic inducible urticaria.
- Focus on clinical features, diagnostic workup (provocation and threshold testing), and treatment options.
- Synthesis of information on specific CIndU subtypes.
Main Results:
- CIndU presents with wheals and/or angioedema in response to specific triggers.
- Diagnostic approaches involve careful history taking and objective provocation testing.
- A range of treatments are available, tailored to the specific CIndU type.
Conclusions:
- Accurate diagnosis of CIndU subtypes is crucial for effective management.
- Provocation testing is key to identifying triggers and thresholds.
- Personalized treatment strategies improve patient outcomes in chronic inducible urticaria.
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