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TEST ID CTGCPCR CHLAMYDIA TRACHOMATIS & NEISSERIA GONORRHOEAE BY NUCLEIC ACID AMPLIFICATION

Important Note

In vitro qualitative detection and differentiation of ribosomal RNA from Chlamydia trachomatis and/or Neisseria gonnorhoeae from genital sources.

**This test code is for genital (vaginal, endocervical, and male urethral) sources only. 

** For Oropharynx / pharynx / throat or rectal/anal see Mayo test CGRNA.

**Swab specimen transport tubes with no swabs, two swabs, a cleaning swab, or a swab not provided in the APTIMA collection kit will be rejected**

Infectious

Additional Codes

CT/GC DNA

 

 

Performing Laboratory

NRLS-Microbiology

Specimen Type

Unisex APTIMA swab 

Multitest APTIMA swab

 

Specimen Minimum Volume

One swab (blue or pink) in APTIMA transport containing 2.9ml of transport medium

 

Specimen Stability Information

Specimen Type

Temperature

Time

APTIMA Unisex and/or Multitest swab Refrigerated or Ambient 60 days

 

Reference Values

An interpretive report will be provided

Day(s) Performed

Monday - Friday

Report Available

72 hours

Methodology

Transcription Mediated Amplification (TMA)

Specimen Collection

Unisex APTIMA swabs

  • Endocervical swab collection:
    • Remove excess mucus from cervical os and surrounding mucosa using the cleaning swab (white swab).  Discard this swab.
    • Insert specimen collection swab (blue swab) into the endocervical canal
    • Gently rotate swab clockwise for 10-30 seconds in the endocervical canal
    • Withdraw the swab carefully, avoiding the vaginal mucosa
    • Remove foil cap from specimen transport tube and immeidately place collection swab into the transport tube with solution
    • Break off the swab at the scoreline and recap
  • Male urethral swab collection
    • **Patient should not have urinated for at least 1 hour prior to collection**
    • Insert collection swab (blue swab) 2-4cm into the urethra
    • Gently rotate swab clockwise for 2-3 seconds in urethra
    • Withdraw swab carefully 
    • Remove foil cap from specimen tube and immediately place collection swab into the transport tube with solution
    • Break off the swab at the scoreline and recap

Multitest APTIMA swab 

  • Vaginal swab specimen collection 
    • Peel open the swab package and remove the swab.  
    • Hold the swab, placing your thumb and forefinger in the middle of the swab shaft covering the score line.  
    • Carefully insert the swab into the vagina about 2 inches, past the introitus and gently rotate for 10-30 seconds.  Make sure the swab touches the walls of the vagina so that the moisture is absorbed by the swab.
    • Remove the swab without touching the skin
    • Remove the foil cap from the Multitest tube and immediately place the swab into the transport media.
    • Carefully break the swab shaft at the score line against the side of the tube and discard the top portion of the swab
    • Replace the foil cap and transport to the laboratory