Chlamydia and Gonorrhea by PCR (CT/GC)
Methodology
Nucleic Acid Amplification GeneXpert by Cepheid
Performing Laboratory
HRRMC
Specimen Requirements
Collect specimens only with a Cepheid collection kits:
XpertCT/NGUrineSpecimenCollection kit(CT/NGURINE-50)
First catch urine specimen must be transferred to the Xpert CT/NG Urine Transport
Reagent tube within 24 hours of primary collection if shipped and/or stored at
room
temperature.
First catch urine specimen NOT transferred to the Xpert CT/NG Urine Transport
Reagent tube (unpreserved urine specimen) can be shipped and/or stored for up to 8
days
refrigerated (2-8 °C) before transferring into Xpert CT/NG Urine Transport
Reagent
First catch urine specimen that is transferred to the Xpert CT/NG Urine Transport
Reagent tube can be shipped and/or stored up to 45 days refrigerated (2-8 °C), or up to
3 days at room temperature (20-30 °C) before testing with the Xpert CT/NG Assay.
Xpert CT/NG Vaginal/Endocervical Specimen Collection kit (CT/NGSWAB-50)
Swab samples stored in Xpert CT/NG Swab Transport Reagent tubes should be
transported to the laboratory at 2 °C to 30 °C.
Specimen Transport Temperature
See above
Reference Values
Negative
Test Classification and CPT Coding
87491 CT
87591 GC