Octopus bite: Difference between revisions
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*Flaccid paralysis | *Flaccid paralysis | ||
*Respiratory Failure | *Respiratory Failure | ||
==Differential Diagnosis== | |||
{{Marine envenomation DDX}} | |||
==Treatment== | ==Treatment== |
Revision as of 20:33, 24 October 2014
Mechanism
- Venom contains tetrodotoxin
- inhibits voltage-gated Na+ channels causing paralysis
Symptoms
- Erythema
- Paresthesias
- Flaccid paralysis
- Respiratory Failure
Differential Diagnosis
Marine toxins, envenomations, and bites
- Toxins
- Ciguatera
- Scombroid
- Tetrodotoxin (e.g. pufferfish)
- Shellfish poisoning
- Amnesic shellfish poisoning
- Diarrheal shellfish poisoning
- Neurotoxic shellfish poisoning
- Paralytic shellfish poisoning
- Stingers
- Venomous fish
- Cone shell
- Lionfish
- Sea urchins
- Crown-of-Thorns Starfish
- Stonefish
- Other: Catfish, zebrafish, scorpion fish
- Nematocysts
- Coral reef
- Fire coral
- Jellyfish (Cnidaria)
- Portuguese man-of-war
- Sea anemones
- Seabather's eruption
- Phylum porifera (sponges)
- Bites
- Infections
Treatment
- Supportive
- No antivenom