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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Culture, Trichomonas with Wet Prep

Test Code(s): TRICHC / HCTRICHC

CPT Code(s): 87081, 87210

Test Description: Test Component:

Includes wet prep and culture for Trichomonas vaginalis.


Methodology: Culture, Microscopy

Clinical Significance: Aids in the diagnosis of trichomoniasis. For vaginal specimens, testing for yeast and bacterial vaginosis (gram stain) is also highly recommended.

Days Performed: Daily, 24 hours.

Turnaround Time: Routine: Smear/Stain: Up to 8 hours. Preliminary report: Trichomonas cultures 2 days. Final report: 5 days.


Specimen Requirements

Specimen: FEMALES: Vaginal, urethral, or cervical swab (amniotic fluid also acceptable); MALES: Urethral swab, urine, semen, or prostatic secretions.

Collection Container: Preferred: CultureSwab®

Specimen Transport: Transport specimen to UWHC Microbiology (B4/231) within 2 hours of collection. Send In PouchTV with prewarmed 37°C gel pack in a separate carrier. Do not use heat packs as they can be too warm.

Male urine specimens should be transported to UWHC Microbiology (B4/231) within 30 minutes of collection.

Unacceptable Criteria: Trichomonas culture not performed if transport of swab to lab is delayed greater than 8 hours.

Stability: Ambient: 2 hours (on swab)
Refrigerated: Not acceptable
Frozen: Not acceptable


Interpretation

Expected Results:

Negative for Trichomonas

Test Limitations:

Wet preps have low sensitivity (50%) for trichomonas.

Culture-Trichomonas vaginitis vaginosis yeast

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