Scombroid: Difference between revisions

(clinical info, backgroun, reference)
Line 1: Line 1:
==Background==
==Background==
*Common in Hawaii, then FL
*Frequently misdiagnosed as seafood allergy
*Frequently misdiagnosed as seafood allergy
*Most of the cases associated with tuna, bluefish, and mahi-mahi  
*Most of the cases associated with tuna, bluefish, and mahi-mahi  
**Also tuna, mackerel, skip-jack, and bonito
**Also herring, mackerel, skip-jack, sardine, and bonito
*Bacteria in fish produce histamine that is then consumed
*Bacteria in fish produce produce heat-stable toxins causing histamine release when consumed<ref>Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222</ref>


==Clinical Presentation==
==Clinical Presentation==
*flushing, warmth, erythematous rash, palpitations, and significant tachycardia
*Fish dish taste metallic, bitter, or peppery<ref>Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222</ref>
*Occasionally headache, blurred vision, respiratory distress, and dizziness
*Starts within one hour of ingestion
*Starts within one hour of ingestion
**Flushing, warmth, erythematous rash, palpitations, dizziness, diarrhea
**Severe throbbing headache, blurred vision, dizziness
**Significant tachycardia, palpitations, and possible respiratory distress
*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


Line 25: Line 28:


==Source==
==Source==
UpToDate
*UpToDate
*Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222


[[Category:Derm]]
[[Category:Derm]]
[[Category:Environ]]
[[Category:Environ]]

Revision as of 02:55, 13 January 2015

Background

  • Common in Hawaii, then FL
  • Frequently misdiagnosed as seafood allergy
  • Most of the cases associated with tuna, bluefish, and mahi-mahi
    • Also herring, mackerel, skip-jack, sardine, and bonito
  • Bacteria in fish produce produce heat-stable toxins causing histamine release when consumed[1]

Clinical Presentation

  • Fish dish taste metallic, bitter, or peppery[2]
  • Starts within one hour of ingestion
    • Flushing, warmth, erythematous rash, palpitations, dizziness, diarrhea
    • Severe throbbing headache, blurred vision, dizziness
    • Significant tachycardia, palpitations, and possible respiratory distress
  • Usually resolves within 12 hours if untreated and has no long-term sequelae

Differential Diagnosis

Acute allergic reaction

Diagnosis

Usually clinical

Treatment

  • H1 and H2 agonists
  • Epi and albuterol if bronchospasm

See Also

Source

  • UpToDate
  • Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222
  1. Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222
  2. Craig SA, Zich DK: Gastroenteritis, in Marx JA, Hockberger RS, Walls RM, et al (eds): Rosen’s Emergency Medicine: Concepts and Clinical Practice, ed 7. St. Louis, Mosby, Inc., 2010, (Ch) 92:p 1211-1222