A 53-year-old patient is admitted to the hospital with diarrhea. He has been experiencing five unformed stools daily for 2 days. The patient had a previous admission 6 weeks ago for C.
difficile diarrhea, which was treated successfully with oral metronidazole. Stool tests are again positive for C. difficile toxin A.
On presentation, his vital signs are: BP 128/86 mm Hg, HR 75 bpm, RR 14 bpm, and T37.8°C.
WBC count shows 12,300 cells/ul (80% neutrophils-segs, 10% neutrophils-bands), serum creatinine 1.2 mg/dL, and albumin 3.4 g/dL. The patient has no evidence of colitis, toxic megacolon, or perforation on imaging studies of the abdomen.
What is the most appropriate treatment recommendation for this patient?

The Joint Commission requires accredited organizations to encourage which groups to report concerns about safety?

A patient with recently diagnosed Iymphoma is receiving doxorubicin, bleomycin, vinblastine, and dacarbazine. Aggressive intravenous hydration is required to decrease the complications associated with which of the following?

A 65-year-old man presents to the internal medicine clinic with decreased exercise tolerance, lower extremity edema, and shortness of breath.
He has a history of diastolic dysfunction (ejection fraction of 60%) and hypertension; BP =
150/90 mm Hg, HR = 86 bpm.
Current medications include digoxin 125 mcg daily, furosemide 40 mg daily, enalapril 10 mg twice daily, aspirin 325 mg daily, and potassium 10 mEq twice daily. The digoxin concentration is 0.4 ng/mL.
After resolution of this exacerbation, which of the following should the pharmacotherapy specialist recommend to the internist regarding this patient's maintenance drug therapy?

Which of the following is a risk factor for the development of multidrug resistance in pathogens that cause nosocomial pneumonia?