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Test Code KOH KOH Prep

Performing Laboratory

CCHS-Christiana Care Health Services

Methodology

KOH/Calcofluor White Stain

Specimen Requirements

Acceptable Specimens:

Fluid, hair, respiratory secretion, skin scraping, tissue, and urine

 

Submit only 1 of the following specimens:

 

Preferred:

Tissue

Container/Tube:  Screw-capped, sterile container
Specimen:  Tissue

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Alternate:

Fluid

Container/Tube:  Screw-capped, sterile container
Specimen:  Fluid

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Hair

Container/Tube:  Screw-capped, sterile container
Specimen:  10 hairs from infected area(s)

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Respiratory Secretion

Container/Tube:  Screw-capped, sterile container

Specimen:  Respiratory secretions

Collection Instructions:  Maintain sterility and forward promptly at ambient temperature.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

Skin Scrapings

Container/Tube:  Screw-capped, sterile container

Specimen:  Skin scrapings

Collection Instructions:  Maintain sterility and forward promptly at ambient temperature.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Urine

Container/Tube:  Screw-capped, sterile container

Specimen:  Urine

Collection Instructions:  Maintain sterility and forward promptly at ambient temperature.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

Reference Values

Negative

Day(s) Test Set Up

Monday through Sunday

Routine Turnaround Time:   24 to 72 hours

STAT Turnaround Time:  not available