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Wet Prep
MessagePerforming Lab: All Sites
Test Code
275
Alias/See Also
Sunquest: WET, Vaginal Wet Prep, Wet Mount, KOH prep, Vaginal Wet Mount
CPT Codes
87210
Includes
Microscopic examination of sample for the presence of clue cells, yeast, and trichomonas.
Preferred Specimen
Swab of vaginal or male urethral placed in 1.0 mL of 0.9% saline
HP Clinics: Vaginal discharge in a collection device
HP Clinics: Vaginal discharge in a collection device
Minimum Volume
Swab
Other Acceptable Specimens
Swab of vaginal or male urethral placed in 1.0 mL of 0.9% saline, no pH given
Instructions
Regions: Transport to the laboratory immediately. Test sensitivity decreases dramatically if specimen transport is delayed.
HP Labs: Wet Prep must be brought to the lab and performed immediately
HP Labs: Wet Prep must be brought to the lab and performed immediately
Transport Temperature
Room Temperature
Specimen Stability
Room Temperature: 1 hour
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Urethral discharge from a male
Methodology
Microscopic examination
Setup Schedule
Daily
Report Available
Same Day
Limitations
Lubricants. Test sensitivity is dependent on proper collection and rapid transport to the laboratory.
Reference Range
No Yeast, No Clue Cells, No Trichomonas
Clinical Significance
Wet Prep identifies the most common vaginal infections: bacterial vaginosis, trichomoniasis and vulvovaginal candidiasis.
