🐟 Section 762.3 · Seafood Poisoning

Nelson Textbook of Pediatrics 22nd Edition | Seafood toxins: Ciguatera (ciguatoxin, cold allodynia, IV mannitol), Scombroid (histamine, antihistamines), Paralytic shellfish poisoning (saxitoxin, respiratory support), Neurotoxic shellfish poisoning (brevetoxin), Amnesic shellfish poisoning (domoic acid, memory loss), Diarrhetic shellfish poisoning (okadaic acid), Tetrodotoxin (pufferfish, mechanical ventilation).

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📋 30 Clinical Scenarios — Seafood Poisoning

📇 High‑Yield Review Cards

🩺 Clinical Recognition: Seafood Poisoning Syndromes

Select a seafood poisoning presentation to review etiology, incubation, and management (Nelson 762.3).

📋 Stepwise Management of Seafood Poisoning

🔑 Key Principles — Section 762.3
• Ciguatera: Neurologic + GI, cold allodynia. Treatment: IV mannitol 0.5-1 g/kg within 48-72h.
• Scombroid: Histamine poisoning (tuna, mackerel) → flushing, urticaria. Antihistamines (diphenhydramine).
• Paralytic shellfish poisoning: Saxitoxin → paresthesias, respiratory paralysis. Supportive ventilation.
• Tetrodotoxin (pufferfish): Ascending paralysis. Mechanical ventilation.
• Amnesic shellfish poisoning: Domoic acid → short-term memory loss (hippocampal damage).

    ⚡ Reflex Prompts — Seafood Poisoning Emergencies

    📖 Summary: Seafood Poisoning (Nelson 762.3)