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Test Code MB-KOH KOH Preparation (Fungal Smear), Hair, Nail, or Skin

Test Order Code

LAB251

Methodology

Empirical Method

Performing Laboratory

Sky Lakes Medical Center-Microbiology

Specimen Requirements

Specimen source is required.Indicate suspected fungal species.Submit only 1 of the following specimens: Specimen Type: HairContainer/Tube:Sterile containerSpecimen Volume:10-12hairsCollection Instructions:Label container with patient’s name (first and last), medical record number or date of birth, specimen source, and date and time of collection.Specimen Type: Nail scrapings (finger or toe)Container/Tube:Sterile containerSpecimen Volume:Entire collectionCollection Instructions:1. Wipe nail with 70% alcohol.>2. Scrape outer surface of nail and discard.>3. Collect scraping from deeper, diseased areas of nail.4. Label container with patient’s name (first and last), medical record number or date of birth, specimen source, and date and time of collection.Specimen Type: Skin scrapingsContainer/Tube:Sterile containerSpecimen Volume:Entire collectionCollection Instructions: 1. Clean skin with 70% alcohol.>2. Scrap advancing edge of lesion with a sterile, glass slide into sterile container.3. Label container with patient’s name (first and last), medical record number or date of birth, specimen source, and date and time of collection.

Specimen Transport Temperature

Ambient

Reference Values

No fungal elements seen

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

87220