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Trichomonas vaginalis PCR

Additional Codes

LAB3870

Performing Laboratory

Barnes-Jewish Hospital Laboratory-Molecular Infectious Disease

Methodology

Nucleic Acid Amplification Test (NAAT) for the detection of Trichomonas vaginalis genomic DNA using the following platforms:

  • Inpatient/ED: Cepheid Xpert® TV Assay performed on the GeneXpert System
  • Outpatient and ThinPrep (endocervical) samples: Roche cobas® TV Assay performed on the cobas 6800 System

Specimen Requirements

Acceptable Specimens:

Inpatient and ED:

Urine: Collected in Xpert Urine Specimen Collection Kit

Endocervical, Vaginal Swabs: Collected in Xpert Swab Specimen Collection Kit

 

Outpatient:

Urine:  

Specimen Volume: 30 mL

Collection Instructions:

1. Patient should not have urinated for at least 1 hour prior to specimen collection.

2. Patient should collect first portion of random voided urine (first part of stream) into a sterile, plastic, preservative-free container.

 

Endocervical, Vaginal Swabs: Collected in Cobas PCR Media Dual Swab Sample Kit

 

Endocervical ThinPrep:

Collected in ThinPrep PreserveCyt solution

Specimen Transport Temperature

Swabs - Ambient/Refrigerated OK

Urine - Ambient/Refrigerated OK

ThinPrep PreservCyt solution – Ambient OK

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
Cepheid Xpert Assay: Within 8 hours from receipt to the laboratory

Roche cobas Assay: Within 24 hours from receipt to the laboratory

Reference Values

Trichmonas vaginalis - Not Detected

Test Classification and CPT Coding

87661