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Test Code CTNGP Chlamydia Trachomatis & Neisseria Gonorrhoeae (CTNG) DNA PCR

Important Note

Please refer to sample collection procedure for the endocervical and vaginal samples.

Additional Codes

Epic Ordering code LAB1376
NBS code LBC03751
Service code 1033106

 

Specimen Requirements

Submit the following  
Preferred Acceptable
cobas PCR Media Dual Swab Sample Kit Urine /Knee fluid (white sterile container)

Preferred (for female):
Specimen Type: Endocervical or Vaginal Swab
Container/Tube: cobas PCR Media Dual Swab Sample Kit provided by laboratory
Specimen Volume: Entire collection

 

Preferred (for male):
Specimen Type: Urethral Swab
Container/Tube: cobas PCR Media Dual Swab Sample Kit provided by laboratory
Specimen Volume: Entire collection

 

Acceptable:
Submit only one of the following:

Specimen Type: Urine (First catch - the first part of the stream)
Container/Tube: Sterile Plain Container
Specimen Volume: 5.0 - 10.0 mL
Patient must not have urinated during the previous 2 hrs

 

Specimen Type: Anal, Eye (Conjunctival), Oral Swab, or Swab at various sites (please specify)

Container: cobas PCR Media Dual Swab Sample Kit provided by laboratory

Specimen Volume: Entire collection

 

Specimen Type: Knee Joint Fluid

Container: Sterile Plain Container

Specimen Volume: Entire collection

 

 

Specimen Stability and Condition

Swab in cobas PCR Media Dual Swab Sample Kit 12 months,  2 - 30°C
Urine (First catch) or knee joint fluid in sterile plain container 7 days, refrigerated
Unsuitable sample (reject) cobas swab specimens without swab

Methodology

Real-time Polymerase Chain Reaction, Qualitative

Days and Times Performed

TAT 8 - 10 days

Testing Laboratory

National University Hospital

Molecular Microbiology Laboratory (MML), Microbiology division, 67724384

Useful For

For determining presence / absence of Chlamydia trachomatis and Neisseria gonorrhoeae

Update

Last updated 3/08/2026

LOINC Code Information

36903-3