Lab Test : Fungus Culture of Hair, Skin or Nail

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Alternate:Hair Fungus Culture; Skin Fungus Culture; Nail Fungus Culture; Scalp Fungus Culture. dermatophyte culture include skin, nail, or scalp/hair
Includes:Isolation and identification of fungal infections of skin, hair or nail. Direct smear (KOH Prep) not included and must be ordered separately (KOHP)
Phone:(937) 941-3902
Available:Daily, 24 hours
Turnaround:Negative culture held 4 weeks, positive as identified
Specimen:Hair, Skin, Nail. Collect skin scrapings at the advancing margin of lesion using blunt end of scalpel blade or edge of glass slide; place directly in a urine container. Alternative method : Place scrapings between folded piece of paper (colored paper is preferable) and secure with a paper clip or in a clean envelope and place directly in a urine container. • Collect scalp specimens by plucking hair shafts (cut hair not acceptable) and also include scrapings at the base of the lesion; submit in folded paper as above for skin. A swab specimen may also be submitted in addition if scalp lesion is moist. Alternative collection method for skin and hair/scalp utilizes the sterile, disposable toothbrush scrub technique. • Collect nails specimens as follows: Clean nail with 70% alcohol. For a specimen of the dorsal plate, scrape the outer surface and discard the scrapings. Then scrape the deeper portion for a specimen. Remove a portion of debris from under the nail with a scalpel. Collect the whole nail or nail clippings. Place all material in a folded piece of paper (colored is preferable) secured with a paper clip or in a clean envelope and place directly in a urine container labeled with the patient's data. • Swab collection generally not recommended unless collecting moist lesion; never moisten a swab with tap water—use sterile water or saline instead.
Container:Clean Sterile Container
Temperature:Room temperature, Transport to laboratory as soon as possible
Do not freeze

Rejection:Not received within specified time frame (1 HOUR)
Specimen received on or between glass slides
Wrong type of specimen
Normal:No fungus isolated after 4 weeks
Uses:Aids in the diagnosis of fungal infection
Limitations:Antifungal therapy may inhibit growth. A negative culture does not necessarily rule out infection.

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