Microbiology Laboratory

Dermatophyte Screen

  • LIS Mnemonic: CFO

    Collect

    Hair, nail or skin scraping in a container (does not need to be sterile) or toothbrush (also see Transport)

    Volume Required

    5-6 Flakes of Skin, Hairs or one Nail Clipping

    Minimum Required

    5-6 Flakes of Skin, Hairs or one Nail Clipping

    Transport

    Place specimens directly into a container or if using a toothbrush, brush the scalp and then re-place brush in packaging. Store and transport all specimens at room temperature

    Stability

    Specimen should be submitted within 72 hours of collection

Days Performed

Cultures read M,W,F

Reported

updated when positive;negative at 7 days

CPT

87102

Methodology

Culture

Remarks

HAIR: Cut hair to within 1/2 inch of scalp and pluck remaining hair for culture. SKIN: Cleanse area with alcohol and take skin scrapings from the leading edge of the lesion. NAIL: Clean area with alcohol and clip nail.

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