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Test Code FUNGS Culture-Fungal, Skin/Hair/Nail

Clinical Indications

Fungal infections of hair, skin, and nails can be caused by dermatophytic fungi

Opportunistic infections maybe caused by yeasts or filamentous molds.

Additional Test Codes

Epic Order Code: Culture-Fungal, Skin/Hair/Nail
Sunquest Order Code: FUNGS
Px Order Code: LAB4019

Specimen Collection Type

Skin scrapings
Nail scrapings
Scalp and hair

Submit in sterile container

Minimum Collection Volume

N/A

Reference Range

No growth

Critical Value

N/A

Interpretation

Positive cultures of yeast and fungi are reported with organism identification.

Negative cultures will be held for 4 weeks before a final negative report.

Rejection Criteria

For fungal culture of non-dermal sources, FUNGC should be ordered.

Specimens must be samples of hair, nail, or skin. Other specimens, such as swabs, will be ordered as FUNGC.

Specimen Availability for Add-on Testing

N/A

Specimen Stability

7 days at room temperature

Day(s) Performed

Monday through Saturday

Performing Lab- Department

TUKHS-BH-Microbiology

CPT Code

87101

LOINC Code

580-1

Test Alias

N/A

Additional Information / Notes

Includes KOH exam (if adequate specimen sent)

Cleanse infected area with 70% alcohol and let dry prior to collection.

Skin scrapings: Collect on peripheral edge of lesion with scalpel.
Nails: Collect from under the nail and close to nail bed. Scrape deep enough to obtain recently invaded nail tissue.
Scalp and hair culture: Collect basal portion of infected hair.