A 40-year-old woman presents with fever, flank pain, nausea and vomiting. She has marked right costovertebral angle tenderness and feels very unwell. Urinalysis is positive for nitrites and leukocytes. What is the most appropriate management?AOral Nitrofurantoin for 3 daysBImmediate broad-spectrum oral antibiotics for 1 day then reviewCAdmit for intravenous antibiotics for suspected acute pyelonephritisDNo antibiotics requiredETopical oestrogen therapyCheck my answer