system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 17-year-old girl presents to an urgent care clinic after waking up in the morning with a left-sided facial droop and an inability to fully close her left eye. Of note, she is currently on oral contraceptives and escitalopram and smokes half a pack of cigarettes per day. Her temperature is 98.2°F (36.8°C), blood pressure is 110/68 mmHg, pulse is 82/min, and respirations are 12/min. On exam, she has generalized, unilateral left-sided drooping of her upper and lower face, and an inability to move the left side of her mouth or close her left eye. Her extraocular movements and swallow are intact. She has no other neurologic deficits. Which of the following interventions would most likely address the most likely cause of this patient's symptoms?
assistant
Prednisone alone