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2013661
Cystic Fibrosis (CFTR) Expanded Variant Panel
CF VAR
Ordering Recommendation
Carrier screening for expectant individuals and those planning a pregnancy AND diagnostic testing for individuals with symptoms of classic CF.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Lavender (EDTA), pink (K2EDTA).
Specimen Preparation
Transport 3 mL whole blood. (Min: 1 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Plasma or serum. Specimens collected in sodium heparin, yellow (ACD solution), or lithium heparin tubes. Frozen specimens in glass collection tubes.
Remarks
Stability
Ambient: 72 hours; Refrigerated: 1 week; Frozen: unacceptable
Methodology
Matrix-Assisted Laser Desorption Ionization-Time of Flight (MALDI-TOF) Mass Spectrometry
Performed
Sun-Sat
Reported
5-10 days
Reference Interval
By report
Interpretive Data
Refer to report.
Compliance Category
Laboratory Developed Test (LDT)
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
81220
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 2013675 | Cystic Fibrosis, Allele 1 | 42938-1 |
| 2013676 | Cystic Fibrosis, Allele 2 | 42939-9 |
| 2013677 | CF Expanded Variant Panel Interp | 21656-4 |
| 2013692 | Cystic Fibrosis 5T Variant | 21654-9 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- CF Gene Mutation Panel
- CF population carrier screening test
- CF DNA Analysis
- Cystic Fibrosis Genotyping
- CF Molecular Genetic Testing
- Classic CF
Cystic Fibrosis (CFTR) Expanded Variant Panel
