Scombroid: Difference between revisions
| Line 10: | Line 10: | ||
*Starts within one hour of ingestion | *Starts within one hour of ingestion | ||
*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 | ||
==DDX== | |||
*[[Allergic Reaction]] | |||
==Diagnosis == | ==Diagnosis == | ||
Revision as of 14:43, 20 December 2012
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
DDX
Diagnosis
Usually clinical
Treatment
- H1 and H2 agonists
- Epi and albuterol if bronchospasm
Source
UpToDate