Review Question - QID 210974

A 27-year-old Asian woman presents to her primary care physician with joint pain and a headache. She has had intermittent joint and muscle pain for the past several months in the setting of a chronic headache. The pain seems to migrate from joint to joint, and her muscles typically ache making it hard for her to sleep. The patient's medical history is non-contributory, and she is currently taking ibuprofen for joint pain. Her temperature is 98.7°F (37°C), blood pressure is 119/68 mmHg, pulse is 80/min, respirations are 13/min, and oxygen saturation is 98% on room air. Physical exam is notable for an asymmetrical pulse in the upper extremities. The patient has lost 10 pounds since her previous visit 2 months ago. Laboratory values are notable for an elevated C-reactive protein and erythrocyte sedimentation rate. Which of the following is the most appropriate next step in management?