Chlamydia trachomatis and Neisseria gonorrhoeae (CTNG) by Transcription-Mediated Amplification (TMA) with Reflex to CT/NG Confirmation
Ordering Recommendation
Use to detect Chlamydia trachomatis and Neisseria gonorrhoeae in a variety of specimens. Positive results will be confirmed using an alternate nucleic acid target. Confirmation testing is not indicated for eye specimens or for routine testing in adults; refer to Chlamydia trachomatis and Neisseria gonorrhoeae by Transcription-Mediated Amplification (TMA) (0060241) for testing without confirmation.
New York DOH Approval Status
Specimen Required
Vaginal, throat or rectal specimen collected with pink swab from Aptima MultiTest Swab Specimen Collection kit (ARUP supply #55224 PK/50 or #55229 PK/10) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at 800-522-2787.
Also acceptable: First catch urine in sterile container.
Refer to "Sample Collection for the Diagnosis of STD" under Specimen Handling at www.aruplab.com for specific specimen collection and transport instructions.
Swab: Place swab in Swab Specimen Transport Tube, break shaft off at scoreline, then recap tube.
Urine: Transfer 2 mL urine within 24 hours to Aptima Urine Specimen Transport Tube (ARUP supply #28908 PK/50 or #54556 PK/10) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at 800-522-2787. Liquid level must be between fill lines on tube.
Refrigerated
Sample collected with large white cleaning swab from the Aptima Unisex collection kit. Specimens in any transport media other than indicated above. Specimens in swab transport media without a swab.
Specimen source is required.
MultiTest Swab: Ambient: 2 months; Refrigerated: 2 months; Frozen: 2 months
Aptima Urine Specimen Transport Tube: Ambient: 1 month; Refrigerated: 1 month; Frozen: 1 month
Methodology
Qualitative Transcription-Mediated Amplification (TMA)
Performed
Sun-Sat
Reported
1-4 days
Reference Interval
Negative
Interpretive Data
This test is intended for medical purposes only. It is not intended for the evaluation of suspected sexual abuse or for other medicolegal indications. Refer to the most recent CDC recommendations for patients in whom a false positive result may have adverse psychosocial impact.
Positive results will be confirmed with alternative nucleic acid target assay.
Depends on Specimen/Source/Method
Note
If Chlamydia trachomatis and/or Neisseria gonorrhoeae by TMA is positive, then chlamydia and/or gonorrhea alternate target TMA will be added for confirmation. Additional charges apply.
Hotline History
Hotline History
CPT Codes
87491; 87591. If reflexed add 87491 or 87591
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0060755 | APTIMA Media Type | 74384-9 |
2005507 | Specimen Source | 31208-2 |
2011165 | C. trachomatis by TMA with Confirm | 43304-5 |
2011166 | N. gonorrhoeae by TMA with Confirm | 43305-2 |
Aliases
- Chlamydia and Gonorrhea panel with confirmation
- Chlamydia and Gonorrhea PCR
- Combo 2
- CT/GC PCR
- CT/NG PCR
- Gonorrhea
- NAA
- Nucleic Acid Amplification Test (NAAT)