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Test Code Genital Wet Mount Genital Wet Mount

Biohazard Infectious

Clinical System Name

Genital Wet Mount


Trichomonas Smear

Wet Mount for Trichomonas vaginalis

Vaginal Wet Mount



Clue Cells


Genital wet mounts are examined for the following significant clinical findings: Trichomonas vaginalis, Polymorphonuclear Leukocytes (Neutrophils), Sperm, Yeast, and Clue Cells. The presence of any of these forms is considered a positive result. 

Sample Requirements

Specimen: Vaginal, Urethral or Penile Discharge, Urethral-mucosa scraping, collected with a BD ESwab.

Container: Swab is placed in the tube containing Amies transport media that comes packaged with the swab.

Preferred Vol: N/A

Minimum Vol: N/A


Specimen must be examined within 1 hour of collection to detect motile Trichomonas and sperm.



Processing Instructions


CPA: Send sample to Microbiology immediately for processing.  


Off-site collection: Off-site Children's Lab locations should set up and read the gential wet mount on site in order to observe viable Trichomonas. Sample should be retained at room temperature and sent to the SCH Microbiology laboratory for confirmatory examination.



Temp Time
Room temp 24 hours (initial exam within 1 hour of collectioni)
Refrigerated N
Frozen N



Procedure Performed Turn Around Time (TAT)
Genital Wet Mount 24/7

1 hour


Performing Laboratory

Seattle Children's Laboratory



Microbiology Laboratory

CPT Codes



Notifiable Result

See Link below for Notifiable Conditions for WA state labs:


See Link below for PDF of phone numbers for Local Health jurisdictions (by County) in WA State:

Reporting Information

Final Report: 1 hour