Fig. 1.

Fig. 1. C. difficile infection testing algorithm.
Abbrevations: GDH, Glutamate dehydrogenase test; NAAT, Nucleic acid amplification tests; Toxin EIA, Toxin A and B enzyme immunoassay.
This algorithm was based and modified from guideline of American College of Gastroenterology (ACG) and guideline ofr European Society of Clinical Microbiology and Infectious Diseases (ESCMID) [17,18].

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