Review Question - QID 214922

A 25-year-old woman presents to the emergency department for evaluation of 2 days of urinary urgency and dysuria. She also reports mild lower abdominal pain but no fever, chills, or back pain. Her medications include a combined oral contraceptive and methimazole for Graves disease, which she started 2 weeks ago. Her temperature is 99.8°F (37.7°C), blood pressure is 115/72 mmHg, pulse is 95/min, and respirations are 18/min. Physical exam is notable for suprapubic tenderness to deep palpation, no abdominal rebound or guarding, and no costovertebral angle tenderness. Which of the following is the most appropriate next step in management?