Cone shell envenomation: Difference between revisions

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==Background==
==Background==
*Conus genus includes 800 species<ref>Kohn AJ. Conus Envenomation of Humans: In Fact and Fiction. Toxins (Basel). 2018;11(1):10. Published 2018 Dec 27. doi:10.3390/toxins11010010</ref>
*Conus genus includes 800 species<ref>Kohn AJ. Conus Envenomation of Humans: In Fact and Fiction. Toxins (Basel). 2018;11(1):10. Published 2018 Dec 27. doi:10.3390/toxins11010010</ref>
*Human fatality rates 15-75%
*Human fatality rates 15-75%<ref>Kapil S, Hendriksen S, Cooper JS. Cone Snail Toxicity. [Updated 2020 Sep 3]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2020 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470586/</ref>
*Neurotoxin, paralytic venoms
*Neurotoxin, paralytic venoms



Revision as of 02:41, 5 January 2021

Background

  • Conus genus includes 800 species[1]
  • Human fatality rates 15-75%[2]
  • Neurotoxin, paralytic venoms

Clinical Features

  • Sharp prick to extreme pain
  • Envenomation site: numbness, swelling, ischemia, cyanosis
  • Systemic: weakness, sweating, visual changes, muscle paralysis, respiratory failure, cardiovascular collapse, coma
  • Death can occur in 1-5 hours

Differential Diagnosis

  • Anaphylaxis
  • Cnidaria envenomation
  • Sea snake envenomation
  • Shellfish envenomation

Evaluation

Workup

Diagnosis

Management

  • No antivenom available
  • ABC's
  • Supportive care

Disposition

See Also

External Links

References

  1. Kohn AJ. Conus Envenomation of Humans: In Fact and Fiction. Toxins (Basel). 2018;11(1):10. Published 2018 Dec 27. doi:10.3390/toxins11010010
  2. Kapil S, Hendriksen S, Cooper JS. Cone Snail Toxicity. [Updated 2020 Sep 3]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2020 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470586/
  • Kapil S, Hendriksen S, Cooper JS. Cone Snail Toxicity. [Updated 2020 Sep 3]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2020 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470586/
  • Kohn AJ. Conus Envenomation of Humans: In Fact and Fiction. Toxins (Basel). 2018;11(1):10. Published 2018 Dec 27. doi:10.3390/toxins11010010