Chlamydia trachomatis RNA, TMA, Throat
Test code
CPT code(s)*
Test resources
Specimen handling - specimen collection guide
Details
Methodology
Transcription-Mediated Amplification (TMA)
Assay category
The analytical performance characteristics of this assay have been determined by Quest Diagnostics. The modifications have not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Alternative name(s)
CT APTIMA®,CT TMA
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | 1 throat swab submitted in Aptima® Multitest transport tube |
| Alternative specimen(s) | Aptima Unisex Swab Specimen Collection Kit (white label) |
| Minimum volume | 1 throat swab submitted in Aptima Multitest transport tube |
| Collection instructions | Use the Aptima Multitest transport tube (orange label). Using a tongue depressor, insert the swab and vigorously rub the tonsils and the posterior pharynx. Carefully remove the swab without touching any area of the mouth. Remove the cap from the swab specimen transport tube and immediately place the swab into the transport tube. Carefully break the swab shaft at the score line. Re-cap the swab specimen transport tube tightly, label and ship to the lab. Note: Results from the Aptima Combo 2 Assay should be interpreted in conjunction with other laboratory and clinical data available to the clinician. The Aptima Combo 2 Assay is not intended for the evaluation of suspected sexual abuse or for other medico-legal indications. For a complete list of assay limitations we recommend that you review the manufacturers package insert, https://www.hologic.com/package-inserts/diagnostic-products/aptima-combo-2-assay-ctng |
| Transport container | Aptima Multitest transport tube (orange label) |
| Transport temperature | Room temperature |
| Specimen stability | Room temperature: 30 days Refrigerated: 30 days Frozen: 30 days |
| Reject criteria | Transport tubes with 2 swabs • Transport tubes with non-Aptima® swabs • Specimens in broken containers • Swab submitted in M4 transport media • Swabs submitted in Viral Culture Media (VCM) |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
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