Difference between revisions of "Octopus bite"

m (Rossdonaldson1 moved page Octopus Bites to Octopus bite)
(Text replacement - "==Diagnosis==" to "==Evaluation==")
 
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==Mechanism==
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==Background==
*Venom contains tetrodotoxin  
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*Blue-ringed octopus (genus ''Hapalochlaena'') is commonly cited venomous octopus
*inhibits voltage-gated Na<sup>+</sup> channels causing paralysis
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**Venom contains tetrodotoxin (Inhibits voltage-gated Na<sup>+</sup> channels causing paralysis) and is potentially lethal
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**Becomes bright yellow with blue rings when provoked
  
==Symptoms==
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[[File:blue_ringed_octopus.jpg|thumb|Blue ringed octopus]]
*Erythema
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==Clinical Features==
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*Local erythema
 
*Paresthesias
 
*Paresthesias
 
*Flaccid paralysis
 
*Flaccid paralysis
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{{Marine envenomation DDX}}
 
{{Marine envenomation DDX}}
  
==Treatment==
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==Evaluation==
*Supportive
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*Clinical diagnosis
*No antivenom
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 +
==Management==
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*Supportive treatment only (no antivenom exists)
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==Disposition==
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==See Also==
 
==See Also==
 
*[[Marine toxins and envenomations]]
 
*[[Marine toxins and envenomations]]
  
[[Category:Tox]][[Category:Environ]]
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==External Links==
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==References==
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<references/>
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[[Category:Toxicology]][[Category:Environmental]]

Latest revision as of 07:20, 24 July 2016

Background

  • Blue-ringed octopus (genus Hapalochlaena) is commonly cited venomous octopus
    • Venom contains tetrodotoxin (Inhibits voltage-gated Na+ channels causing paralysis) and is potentially lethal
    • Becomes bright yellow with blue rings when provoked
Blue ringed octopus

Clinical Features

  • Local erythema
  • Paresthesias
  • Flaccid paralysis
  • Respiratory Failure

Differential Diagnosis

Marine toxins and envenomations

Evaluation

  • Clinical diagnosis

Management

  • Supportive treatment only (no antivenom exists)

Disposition

See Also

External Links

References