Difference between revisions of "Paralytic shellfish poisoning"

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==Clinical Features==
 
==Clinical Features==
 
*Symptoms develop within minutes to hours of ingestion
 
*Symptoms develop within minutes to hours of ingestion
*Typically neurologic symptoms only: [[Paresthesias]], [[dizziness]], [[ataxia]]. May progress to dysphagia and/or respiratory failure. <ref> Etheridge SM. Paralytic shellfish poisoning: seafood safety and human health perspectives. Toxicon 2010;56:108 </ref>
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*Typically neurologic symptoms only: [[Paresthesias]], [[dizziness]], [[ataxia]]. May progress to [[dysphagia]] and/or [[respiratory failure]]. <ref> Etheridge SM. Paralytic shellfish poisoning: seafood safety and human health perspectives. Toxicon 2010;56:108 </ref>
  
 
*Report any suspect cases to local department of health
 
*Report any suspect cases to local department of health
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<references/>
 
<references/>
 
[[Category:Environmental]]
 
[[Category:Environmental]]
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[[Category:Toxicology]]

Latest revision as of 21:39, 28 September 2019

Background

  • Associated with red tides, but can occur independently
  • Caused by ingestion of contaminated shellfish which harbor toxin (heat stabile) producing algae
  • Shellfish typically from colder waters (New England, Pacific NW, Alaska)[1]

Clinical Features

  • Report any suspect cases to local department of health

Differential Diagnosis

Marine toxins, envenomations, and bites

Evaluation

  • Based on symptoms plus history of shellfish ingestion

Management

Prognosis

  • Mortality up to 12% if untreated [3]
  • Symptoms usually self resolved within hours to days

See Also

References

  1. Centers for Disease Control and Prevention (CDC). Paralytic shellfish poisoning --- southeast Alaska, May-June 2011. MMWR Morb Mortal Wkly Rep 2011; 60:1554.
  2. Etheridge SM. Paralytic shellfish poisoning: seafood safety and human health perspectives. Toxicon 2010;56:108
  3. Mines D et al. Poisonings: food, fish, shellfish. Emerg Med Clin North Am 1997;15:157.