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