[Verified Answer]: Ms. D, A 50-year-old White woman presents to a

Ms. D, A 50-year-old White woman presents to an urgent care office complaining of burning sensation when urinating and feeling like she has to “go” every hour for the last several days. Today, she awoke with fever, chills, suprapubic and back pain. Past medical history: dyslipidemia and hypertension Past surgery: complete hysterectomy Medications: atorvastatin and lisinopril Allergies: sulfa Physical examination: temperature 100.5deg F; pulse 80 beats/minute; respirations 18 breaths/min; blood pressure 110/66 mmHg; examination + suprapubic tenderness and + costovertebral angle tenderness. What simple diagnostic test is indicated first to help determine her diagnosis?