Clostridioides difficile infection Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 63-year-old man is seen in the emergency department for three days of profuse watery diarrhea, nausea, and weakness. The patient has not eaten in two days. Past medical history is significant for gastroesophageal reflux disease and a recent dental infection. Current medications include famotidine, omeprazole, and a recently finished 10-day course of clindamycin. Temperature is 39.3 ºC (102.7 ºF), pulse is 120/min, respiratory rate is 22/min, and SpO2 is 99% on room air. Blood pressure is 78/41 mmHg after infusion of 2 liters of 0.9% sodium chloride. The patient’s abdomen is rigid with hypoactive bowel sounds. Serum white blood cell count is 28,000/mL, serum creatinine is 2.6 mg/dL, and lactic acid is 3.8 mmol/L. Which of the following is the next best step in the management of this patient?  

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