Wednesday, May 9, 2012

Snake bite

Rattle snakes are the leading cause of snake bites in the USA.
Bites are usually provoked, "intoxicated (drunk) young man who sees snake and still approaches it".

Local: swelling, severe pain, tingling.
Systemic: weakness, anxiety, nausea and vomiting, bleeding, perspiration,heart failure.
No local symptoms within 1 cm of fang marks after 1 hour - ? no or minimal envenomation 
No edema or erythema in the area of the bite after 6–8 hours = no envenomation

Local: splint or immobilise. DO NOT INCISE OR SUCTION BITE WOUND
Envenomation: Crotaline antivenom ("antivenin" )

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