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Test Code TRICNAM Trichomonas vaginalis, Nucleic Acid Method (NAM)

Useful For

Detection of Trichomonas vaginalis from urine, female endocervical swabs, ThinPrep samples, and vaginal swab specimens.

Synonyms/Keywords

Trichomonas

Specimen Requirements

Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
No Urine - First catch APTIMA urine specimen transport tube (Yellow labeled tube)   20.0-30.0 mL 2 mL  
No Cervical Swab APTIMA multitest pink shaft collection swab (Orange labeled tube)     1 swab  
No Vaginal Swab APTIMA vaginal pink shaft collection swab (Orange labeled tube)     1 swab  

Acceptable Body Sites

CERVICAL, ENDOCERVICAL, URINE, VAGINAL

Collection/Processing Instructions

This test will not be performed on prepubescent children or for medico-legal situations.

 

1. Male and female urine specimens transported in APTIMA urine specimen (yellow label) transport tube. Collect 20-30 ml of first catch urine (the first part of the stream). Patient should not have urinated for at least 1 hour prior to specimen collection. Transfer 2ml of first-catch urine to APTIMA urine specimen tube. Urine samples must be transferred to an APTIMA urine specimen tube within 24 hours of collection.

 
2. Endocervical specimens from asymptomatic or symptomatic patients submitted in an APTIMA multitest (orange label) collection tube. 


3. Vaginal specimens from asymptomatic or symptomatic patients submitted in an APTIMA Vaginal (Orange label) tube using the pink shaft swab. Specimen(s) are provider collected or patient collected in provider's office after thorough instruction.

4. PreservCyt Thin Prep solution vial see Cytology, PAP, Thin Prep for collection requirements.


Collection Procedure Guides:

 

 
For more information on Specimen Collection Media/Swab, see Specimen Transport Pictorial.

 

 

Specimen Stability Information

Specimen Type Temperature Time
APTIMA Unisex blue shaft collection swabs (White label) Ambient & Refrigerate 60 days
APTIMA urine specimen transport tube (Yellow label) Ambient & Refrigerate 30 days
APTIMA Vaginal pink shaft swab (Orange label) Ambient & Refrigerate 60 days
PreservCyt solution vial Ambient 2 weeks
PreservCyt solution vial Refrigerate 30 days

Rejection Criteria

Transported improperly
Improper specimen source (Rectal, Eye, Throat, etc.)
Pre-pubescent children or medico-legal cases
Female urethral swabs
Overfilling/underfilling of the APTIMA urine transport tube

Test Information

 This test cannot be utilized in medico-legal situations or prepubescent children (< 14 years). In these circumstances, samples will be automatically forwarded to Mayo Laboratories using test code MTRNA. 

Interpretations

Reported as Negative, Positive or Indeterminate

Reference Range Information

Performing Location Reference Range
Marshfield Negative

Marshfield Labs Performing Department

Marshfield Labs Molecular Pathology

Performing Information

Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield Monday through Friday 6-8 hours* Transcription-Mediated Amplification (TMA)
*Testing performed once/day. Sample must be received in the lab by 0400 to be tested same day.

CPT Codes

CPT Modifier
(if needed)		 Quantity Description Comments
87661        

Outreach CPT Codes

CPT Modifier
(if needed)		 Quantity Description Comments
87661        

Ordering Applications

Ordering Application Description
Cerner Trichomonas vaginalis, Nucleic Acid Method (NAM)