A 60-year-old with chronic diarrhea post-antibiotics has positive C. difficile NAAT and toxin EIA negative, minimal symptoms. Best action?...

Question

A 60-year-old with chronic diarrhea post-antibiotics has positive C. difficile NAAT and toxin EIA negative, minimal symptoms. Best action?

Accepted Answer

Do not treat; reassess clinically and consider repeat testing only if symptoms worsen

Answer

Treat with fidaxomicin

Answer

Treat with metronidazole

Answer

Start bezlotoxumab alone

Answer

Empiric vancomycin taper

us-abim MCQ (SBA): C. difficile Testing Interpretation