The purpose of this study is to:~Compare quantitatively the number of vegetative cells in stool over time for fidaxomicin or vancomycin in patients diagnosed with their first episode of C. difficile infection~Compare quantitatively the number of spores in the stool over time for patients presenting with their first episode of C. difficile infection having been treated with either fidaxomicin or vancomycin.
The purpose of this study is to compare number of vegetative cells and spores in stool over time for fidaxomicin or vancomycin in patients diagnosed with their first episode of C. difficile infection.