Spider Bites - Black Widow vs Brown Recluse

BLACK WIDOW 

 - Yellow/Red Hourglass on belly 

 - Neurotoxin 

 - Severe muscle cramping and CNS excitation 

 - Mainly supportive (opioids and benzodiazepines) 

 - Antivenin: Yes, but reserved for severe Symptoms 



BROWN RECLUSE 

 - Brown fiddle on cephalothorax 

 - Cytotoxin 

 - Local tissue destruction 

 - Mainly supportive (local wound care) 

 - Antivenin: No 

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