EM Clerkship

Deep Dive MW R12


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Introduction




* Used as pesticides



* Used as weapons (nerve agents)

* Sarin Gas, VX Gas, Novichok





* Transdermal, Inhalation, Ingestion






Clinical Presentation




* Muscarinic Activation (Dumbels Mnemonic)

* Defication



* Urination



* Myosis



* Bradycardia, Bronchospasm, and Bronchorrhea

* “The Killer B’s”





* Emesis



* Lacrimation



* Salivation and Sweating





* Nicotinic Activation

* Muscle weakness and paralysis





* CNS Activation

* Respiratory Depression



* Altered Mental Status



* Seizures








Treatment




* Atropine

* Reverses Dumbels



* Keep giving and doubling the dose until brochorrhea and bradycardia resolve





* Pralidoxime

* Only works before ‘aging’ occurs





* Diazepam

* Stops the seizures




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EM ClerkshipBy Zack Olson, MD ; Mike Estephan, MD ; Maddie Watts, MD