Cone shell envenomation
Background
- Conus genus includes 800 species
- Human fatality rates 15-75%
- 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
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/