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CFTR Intron 8 Poly-T Analysis
Test Code15053
CPT Codes
81224
Physician Attestation of Informed Consent
This genetic test requires provider confirmation that patient informed consent has been received if the ordering provider is located in AK, AZ, DE, FL, GA, IA, MA, MN, MT, NV, NH, NJ, NY, OR, SC, SD, or VT or testing is performed in MA.
Preferred Specimen
5 mL whole blood collected in an EDTA (lavender-top) tube
Minimum Volume
3 mL
Other Acceptable Specimens
Whole blood collected in: ACD solution A or B (yellow-top) tube, sodium heparin (green-top) tube, or lithium heparin (green-top) tube
Instructions
Please indicate the ethnicity of the patient.
Whole blood: Normal phlebotomy procedure. Specimen stability is crucial. Store and ship room temperature immediately. Do not freeze.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 8 days
Refrigerated: 8 days
Frozen: Unacceptable
Refrigerated: 8 days
Frozen: Unacceptable
Methodology
Multiplex Polymerase Chain Reaction • Next Generation Sequencing
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Tues, Fri; Report available: 8-12 days
Reference Range
See Laboratory Report
Clinical Significance
This test is used:
1) To evaluate individuals having phenotypes associated with mild form of cystic fibrosis, CBAVD, idiopathic pancreatitis, bronchiectasis, etc.
2) To confirm a diagnosis of CBAVD in infertile males.
3) To determine the poly T status in individuals positive for the R117H mutation.
1) To evaluate individuals having phenotypes associated with mild form of cystic fibrosis, CBAVD, idiopathic pancreatitis, bronchiectasis, etc.
2) To confirm a diagnosis of CBAVD in infertile males.
3) To determine the poly T status in individuals positive for the R117H mutation.
Performing Laboratory
| Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
| 33608 Ortega Highway |
| San Juan Capistrano, CA 92675-2042 |
