Test Code LAB251 KOH PREP
Additional Codes
Internal:10641
External: KOH
Beaker: LAB251
PERFORMED AT
SBH LABORATORY
SMH LABORATORY
SPH LABORATORY
SRH LABORATORY
HDH LABORATORY
Specimen Requirements
Container Type: Sterile container.
Specimen Type: Oral, body fluids and tissues, respiratory collections. Skin scrapings, nails, hair.
Preferred Volume: See below.
Collection Procedure: Specify source of specimen and include any pertinent clinical information. Nail and Skin: Nail and skin scrapings should be from subsurface portion of the infected nail. Skin should be taken from active border of the lesion. Hair for dermatophytes: Place hair, including base of shaft, in sterile plastic container. Other specimens: submit in screw-capped leakproof plastic container.
Specimen Processing: Store and transport Body fluids and respiratory collections refrigerated. Skin scrapings or nails in clean dry container at room temperature.
Limitations Swab: in culturette NOT RECOMMENDED.
Method
Microscopic;Fluorescent Stain
Synonyms
Fungus Smear KOH Prep
CPT Codes
87206 Fluids; 87220 Skin, Hair, Nails
Department
Microbiology
Test Schedule
Daily
Turnaround Time
24 hours
Remarks
KOH is automatically done as part of Fungus Cultures for the listed specimen types.