Acute allergic reaction: Difference between revisions
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==Background== | ==Background== | ||
*Similar to [[Anaphylaxis]] but does not meet all the requirements (i.e. just skin manifestations) | |||
==Clinical Presentation== | ==Clinical Presentation== | ||
Revision as of 02:58, 9 January 2015
Background
- Similar to Anaphylaxis but does not meet all the requirements (i.e. just skin manifestations)
Clinical Presentation
Workup
- Clinial
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
Treatment
- Antihistamines for pruritis
- Ranitidine has been found to improve urticaria but not angioedema at 2 hours[1])
- Corticosteroids are of questionable efficacy
- Rule out Anaphylaxis
- Difficult to differentiate from Angioedema
Disposition
See Also
- ↑ Lin, RY et al. Improved Outcomes in Patients With Acute Allergic Syndromes Who Are Treated With Combined H1 and H2 Antagonists. Annals of Emergency Medicine. 36:5 NOVEMBER 2000.