A 16- year old arrives in the ED complaining of light headed…

A 16- year old arrives in the ED complaining of light headedness and feels as if she is going to faint. Upon examination RR 14, HR 92, BP 110/78. The patient goes to the bathroom to give a urine sample, and almost faints and falls down. A repeat examination is RR 14, HR 98 BP 64/54. You can conclude the patient is experiencing

Dennis, a 50-year-old man, was hospitalized with dizziness,…

Dennis, a 50-year-old man, was hospitalized with dizziness, blurred vision, slurred speech, difficulty swallowing, and nausea. Examination revealed facial paralysis. He reported eating home-canned green beans 24 hours before the onset of his symptoms. Dennis should first be treated with