Method Name
Transcription-Mediated Amplification
Aliases
Chlamydia/GC DNA; CT/GC Amplified; CT Amplified; GC Amplified; COBAS; Chlamydia&GC DNA/NAA By PCR; Gonorrhea; NG, Chlamydia&GC DNA/NAA By PCR
Specimen Required
– Vaginal/Endocervical specimens: must be submitted only in a COBAS Swab or Urine collection Kit. – For male or female urine collections: the patient should not have voided for at least 1 hr. prior to collection. Add urine to between fill lines
Specimen Minimum Volume
5 mL for untransferred urine, for COBAS tube fill to between lines
Specimen Stability Information
Vaginal/Endocervical :
- After collection, transport and store swab at 2°C to 30°C until tested.
- Specimens must be assayed within 12 months of collection.
See the Swab Collection Kit collection and transport instructions.
Urine:
- Urine specimen must be transferred to COBAS transport tube within 24 hr. of urine collection.
- Urine collection is appropriate for both male and female patients.
Special Instructions
SPECIMEN REJECTION:
All Specimen types:
- Specimen received in a grossly leaking COBAS transport tube.
- Specimen received in expired transport media.
- Unlabeled specimen or name discrepancy between specimen and requisition.
Female Cervical/Vaginal Specimens:
- Any non-COBAS swab in the COBAS transport tube
- Wooden shaft swab in an COBAS transport tube.
- No swab
- 2 swabs in an COBAS transport tube.
- Dry specimen swab
Urine specimens:
- Liquid level too below or above min/max lines on COBAS urine transport tube.
Urine specimen transferred to COBAS transport tube greater than 24 hr. after collection.
Performing Laboratory
Monday-Friday. Turn Around Time is 3 days.
Reference Values
CT – None Detected. GC – None Detected