Difference between revisions of "Scombroid"

(Clinical Presentation)
(Source)
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UpToDate
 
UpToDate
  
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[[Category:Derm]]
 
[[Category:Environ]]
 
[[Category:Environ]]

Revision as of 14:45, 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