Chlamydia trachomatis and Neisseria gonorrhoeae - Female

Last Modified: 7/18/2019 10:13:07 AM

Medical Necessity Documentation:
Duplicate testing on this test is not acceptable per Medicare:  Testing to only be done every 14 days
Client Notes:  
Patient Preparation:  
Specimen Requirements: Endocervical Swab in Pink Xpert Swab Specimen Collection Kit 
8.0 mL Urine in a Yellow Conical Tube
Collection Instructions: Order must include the site and/or source of collection; Endocervical, and Urine are the only acceptable sources for this test

Patient should not urinate for at least one hour prior to collecting the specimen.  Female patients should not cleanse the labial area prior to collecting the specimen.  Collect the first catch urine (approximately 20-50 mL of the initial urine stream) into a urine collection cup free of any preservatives.

Female Cervical Collection:
  1. Use CT/NG Vaginal/Endocervical Specimen Collection Kit (pink top transport tube)
  2. Remove excess mucus from the cervix using the large cleaning swab. Discard this swab.
  3. Open the package containing the pink capped Swab Transport Tube and collection swab.
  4. Insert the collection swab into the endocervical canal and rotate 10-30 seconds.
  5. Withdraw the swab and place into the Transport tube.
  6. Break the swab shaft at the score line and securely recap the Transport tube.
  7. Label the transport tube with sample identification information including 2 unique patient identifiers.
  8. Send to the laboratory at room temperature.
Urine Collection:
Minimum Volume: 5.0 mL Urine
Transport & Storage: Temperature/Stability: Swab - 14 days Refrigerated (within 8 hours after collection)

Urine -  3 days Ambient 
8 days Refrigerated
Rejection Criteria: Urine Specimens from Catheters; Gen-Probe Aptima Collection Kits
Reference Range: Negative for Chlamydia trachomatis by amplified probe

Negative for Neisseria gonorrhoeae by amplified probe
Critical Ranges:  
Test Comments:

Culture methodology is suggested for all sites other than Endocervical, and Urine  

For patient less than 12 years of age - Culture is the only recommended procedure for diagnosing chlamydial or gonorrheal infection in cases of suspected child abuse.

Methodology: Real Time Polymerase Chain Reaction (RT-PCR)
Clinical Significance:  
Custom Panel: No


Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: GCCTF
EPIC Test Code: LAB2756
Alternate Test Names: GC and Chlamydia - Female; GC, NAA and Chlamydia, NAA
Included Tests:  
CPT Coding: 87491, 87591

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