Test List

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  • KOH Preparation

    Test Name:KOH Preparation
    Epic Order Code:LAB251
    CPT Code:87220
    Specimen(s) Type:Can be ordered on any source suspected of harboring a fungus (typically skin, hair or nails).
    Acceptable Container(s):sterile container or swab
    Testing Schedule:24 hours/day, 7 days/week
    Turn Around Time:STAT: NA
    Routine: Same day
    Collection Information:Refer to Microbiology Collection Information by Source.
    Transport Information:Deliver to lab immediately at room temperature. All specimens must be signed into the laboratory.
    Reference Client:If unable to deliver to lab immediately, store and transport at room temperature. Respiratory specimens for KOH should be stored and transported at 2 - 8° C. Specimen must be delivered to lab within 24 hours.
    Causes for Rejection:Improperly labeled, incorrect container, contaminated, insufficient quantity, improper/delay in transport.
    Reference Range:Negative
    Additional Information:Interpret a negative KOH with extreme caution as a negative result does not rule out the presence of systemic fungi. All KOH orders should be backed-up by a fungus culture.