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Review Question - QID 216590

In scope icon M 11
QID 216590 (Type "216590" in App Search)
A 33-year-old man presents to the emergency department with dizziness. He states he has a constant sensation that the room is spinning. He is now having trouble walking and has been vomiting intermittently. He has no past medical history and takes no medications. His temperature is 98.0°F (36.7°C), blood pressure is 122/84 mmHg, pulse is 80/min, respirations are 16/min, and oxygen saturation is 98% on room air. Physical exam reveals a young man who is vomiting. His gait is ataxic and he exhibits rightward nystagmus. His dizziness is constant and unchanged with performance of the Dix-Hallpike maneuver. The head impulse test reveals a corrective saccade and there is no skew deviation. Which of the following is the most appropriate next step in management?