Clinical Microbiology Procedures Handbook

Section 10: Mycology and Antifungal Susceptibility Testing

10.8 Identification of Molds on Primary Culture

Last Updated:2023
Preanalytical Considerations

Molds may be polymorphic, and therefore any visible structures present must be demonstrated to be produced by a single fungus. Contaminating bacteria and yeasts may interfere with the development of…

Analytical Considerations

Ensure that all media used are within their expiration dates. Examine all reagents for the presence of contamination or extraneous material.…

Postanalytical Considerations

Whether a mold should be identified to the genus or species level depends on the immune status of the patient, the site from which the organism was isolated, and the likelihood of the isolate being an environmental contaminant…


Section Editors: Shawn R. Lockhart and Nathan P. Wiederhold

Editors in Chief: Amy L. Leber and Carey-Ann D. Burnham

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