A 58‑year‑old on day 5 of hospitalization develops watery diarrhea; NAAT positive for C. difficile, WBC 11k, Cr normal. He received ceftriaxone. Best ...

Question

A 58‑year‑old on day 5 of hospitalization develops watery diarrhea; NAAT positive for C. difficile, WBC 11k, Cr normal. He received ceftriaxone. Best initial treatment?

Accepted Answer

Fidaxomicin 200 mg bid for 10 days

Answer

Oral vancomycin 125 mg q6h for 10 days

Answer

Metronidazole 500 mg tid for 10 days

Answer

Cholestyramine

Answer

Observation only

us-abim MCQ (SBA): Clostridioides difficile Infection

A 58‑year‑old on day 5 of hospitalization develops watery diarrhea; NAAT positive for C. difficile, WBC 11k, Cr normal. He received ceftriaxone. Best initial treatment?