the diagnosis of c. difficile induced diarrhea was based on the clinical setting [ presence of diarrhea that could be attributed to antimicrobial therapy and endoscopy for detection of pseudomembranous colitis ( pmc ) ] , laboratory studies ( cytotoxigenic strains of c. difficile ) and therapeutic response ( oral vancomycin or metronidazole ) .
C1136254
antimicrobial
C0025872
metronidazole