Difference between revisions of "Ciguatera"

(Prognosis)
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*~20% of patients have symptoms that persist for months
 
*~20% of patients have symptoms that persist for months
 
*<2% have symptoms that last for years
 
*<2% have symptoms that last for years
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 +
==See Also==
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*[[Diarrhea]]
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*[[Weakness]]
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 +
==Source==
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UpToDate
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 +
[Category:Enviro]]

Revision as of 12:18, 20 December 2012

Background

  • Most cases tropics and subtropics, between 35 degrees north and south latitudes
  • Most common fish are barracuda, moray eel, amberjack, and certain types of grouper, mackerel, parrotfish, and red snapper
  • Caused by fish eating dinoflagellates that grow on and around coral reefs and contain a heat-stable toxin

Diagnosis

  • GI symptoms
    • vomiting, diarrhea, and abdominal cramping
    • 3-30hrs after eating contaminated fish
  • Neurologic symptoms
    • Paresthesias, painful teeth, painful urination, blurred vision, nerve palsies, and hot/cold temperature reversal
  • Cardiovascular symptoms
    • Bradycardia, heart block, and hypotension.

^Diagnosis based on history and physical only

Treatment

  • Symptomatic
  • Prevent recurrances
    • Do not injest alcohol, caffeine, nuts or fish for 6 months

Prognosis

  • Neurologic symptoms typically persist from a few days to several weeks
  • ~20% of patients have symptoms that persist for months
  • <2% have symptoms that last for years

See Also

Source

UpToDate

[Category:Enviro]]