A middle-age woman presents to the Emergency Department with altered mental status after having ingested a drug. Is it an opioid? Is it an antihistamine?
The key is to pay close attention to the vital signs. They are often the clue to the mystery. I found this great table from EM Clinics of North America by Dr. Timothy Erickson from 2007. I can’t imagine how long it took for him to create all these mnemonics. I’ll never remember these mnemonics, but they’re fun to read nonetheless.
PV Card: Toxidromes by Vital Signs
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