Chronic urticaria: Difference between revisions
| Line 29: | Line 29: | ||
==See Also== | ==See Also== | ||
*[[Urticaria]] | *[[Urticaria]] | ||
*[[Angioedema]] | |||
*[[Anaphylaxis]] | |||
==External Links== | ==External Links== | ||
Revision as of 15:25, 1 August 2019
Background
- Recurrent urticaria at least twice per week for 6 weeks [1]
- Often autoimmune etiology
Clinical Features
- Urticaria
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
Evaluation
- Rule out anaphylaxis
- Identify any causative agents
Management
- H1/H2 blockers
- 2nd line agents
- Consider corticosteroids
- methylprednisolone 125mg IV/IM OR prednisone 60mg PO
Disposition
- Discharge if no concern for anaphylaxis