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Test Code CGTHN C TRACHOMATIS AND N GONORRHOEAE DETECTION BY NUCLEIC ACID AMPLIFICATION, ThinPrep®

Additional Codes

Software Test Code
SoftID CGTHN
EPIC LAB10907

Performing Laboratory

NorDx Laboratories

Useful For

Routine screening of asymptomatic women who are also having a PAP smear. For symptomatic women or if no PAP smear is ordered, use our standard specimen collection kit for Chlamydia Trachcomatis and Neisseria gonorrhoeheae and order test code CT/GC.

 

Please Note:  The performance of the gonorrhea and chlamydia nucleic acid amplification assay has not been evaluated in adolescents younger than 14 years of age and is not intended for the evaluation of suspected sexual abuse or other medicolegal purposes. In circumstances where a false-positive result may have adverse psychosocial impact, CDC guidelines recommend repeat testing. 

Method Name

Transcription Mediated Amplification (TMA)

Reference Values

Negative for Chlamydia trachomatis

Negative for Neisseria gonorrhoeae

If positive, reported as positive for Chlamydia trachomatis DNA or positive for Neisseria gonorrhoeae DNA.

Days and Times Test Performed

3 days weekly

Varies

Report Available

3 business days

Specimen Type

Empyema

Preferred Container

Preservcyt® Vial

Specimen Collection and Handling

1. Rinse by swishing the appropriate collection device(s) [brush/broom/spatula] at least 10 times into PreservCyt® solution vial supplied by NorDx. Replens® lubricant, spermicidal agents and feminine powder sprays may interfere with the assay and should not be used prior to collection.

2. LABEL THE PRESERVCYT® VIAL WITH THE PATIENT’S NAME (FIRST AND LAST), DATE OF COLLECTION, AND SOURCE OR SPECIMEN. UNLABELED SPECIMENS WILL NOT BE PROCESSED.

 

Note: CGTHN may be performed as an add-on after PAP.

Add On Capable

Yes

 

Specimen Retention:  14 days

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer

87491 Infectious Agent Detection by Nucleic Acid (DNA or RNA), Chlamydia trachomatis, Amplified Probe Technique  
87591 Infectious Agent Detection by Nucleic Acid (DNA or RNA), Neisseria gonorrhoeae, Amplified Probe Technique  

Performing Laboratory Location

NorDx Laboratories

Advance Beneficiary Notice Requirements

No ABN Required

Maximum Laboratory Time

8 Days

Profile Information

Individual Test Description

CHLAMYDIA DNA THINPREP
GONORRHEA DNA THINPREP