Scombroid: Difference between revisions
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*Usually resolves within 12 hours if untreated and has no long-term sequelae | *Usually resolves within 12 hours if untreated and has no long-term sequelae | ||
== | ==Differential Diagnosis== | ||
{{Template:Acute Allergic DDX}} | |||
==Diagnosis == | ==Diagnosis == |
Revision as of 01:37, 3 April 2014
Background
- Frequently misdiagnosed as seafood allergy
- Most of the cases associated with tuna, bluefish, and mahi-mahi
- Also tuna, mackerel, skip-jack, and bonito
- Bacteria in fish produce histamine that is then consumed
Clinical Presentation
- flushing, warmth, erythematous rash, palpitations, and significant tachycardia
- Occasionally headache, blurred vision, respiratory distress, and dizziness
- Starts within one hour of ingestion
- Usually resolves within 12 hours if untreated and has no long-term sequelae
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
Diagnosis
Usually clinical
Treatment
- H1 and H2 agonists
- Epi and albuterol if bronchospasm
Source
UpToDate