Cold urticaria: Difference between revisions
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==Background== | ==Background== | ||
*Hypersensitivity to cold air or water | *Hypersensitivity to cold air or water | ||
*In rare cases, this may lead to fatal anaphylaxis | |||
==Clinical Features== | ==Clinical Features== | ||
Revision as of 15:39, 25 August 2015
Background
- Hypersensitivity to cold air or water
- In rare cases, this may lead to fatal anaphylaxis
Clinical Features
Differential Diagnosis
Acute allergic reaction
- Allergic reaction/urticaria
- Anaphylaxis
- Angioedema
- Anxiety attack
- Asthma exacerbation
- Carcinoid syndrome
- Cold urticaria
- Contrast induced allergic reaction
- Scombroid
- Shock
- Transfusion reaction
Cold injuries
- Generalized
- Freezing
- Non-freezing
Management
- Treat similarly to urticarial lesions from other causes (i.e. antihistamines)
- Avoidance of cold is recommended
Disposition
- Outpatient