A 64-year-old woman presents to the emergency department with 24 hours of sudden, severe right upper quadrant pain, shaking chills, and dark urine. She has had several milder episodes of postprandial right upper quadrant pain over the past year. She takes no regular medications and has no known drug allergies. On examination she has mild scleral icterus and right upper quadrant tenderness. Laboratory results show WBC 18.2 x 10^9/L (4.0-11.0), total bilirubin 78 umol/L (less than 21), ALP 312 U/L (30-120), GGT 285 U/L (5-35), ALT 140 U/L (less than 35), lipase normal, and creatinine 78 umol/L (45-90). Abdominal ultrasound shows gallstones and a common bile duct dilated to 11 mm.
| Heart rate | 112/min |
| Respiratory rate | 20/min |
| Temperature | 38.6 °C |
| O2 saturation | 97%, room air |
| Blood pressure | 124/76 mm Hg |
Question 1 of 3
She is admitted, kept NPO, and given IV fluids and analgesia. Blood cultures are drawn. Which of the following are the most appropriate empiric antibiotic options to start immediately?
Select 2. (0 / 2 selected)
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