- YIFT
Insulin, Free and Total
Specimen:
Test Code
YIFT
Specimen Name
Insulin, Free and Total
Collect
1-SST
Submit
2 mLs (MIn: 1.1 mL) Serum Frozen
Special Handling
Allow specimen to clot at room temperature. Seperate from cells ASAP. Transfer serum to a Transport Tube. Separate specimens must be submitted when multiple tests are ordered. Specimen must be frozen if not received at the lab within 8 hours.
Rejection Criteria
Heparinized specimens. Sodium fluoride/potassium oxalate plasma. Hemolyzed specimens.
Stability
Ambient: 8 hours; Refrigerated: 1 week; Frozen: 1 month
Methodology
Quantitative Ultrafiltration / Quantitative Chemiluminescent Immunoassay (CLIA)
Performed
Sunday - Saturday
Reported
2-3 days
CPT Codes
- 83525
- 83527
Components
Insulin Free; Total Insulin
Additional Information
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Common Lab Definitions
- Serum
- Plasma
- STT