Cone shell envenomation
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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