Specimen:
Collect
- One SST
Also Acceptable:
- One Red Top
Submit
- 1 mL (Min:0.3 mL) Serum in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.3 mL) Serum in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
Special Handling
- Critical Frozen
- Separate serum from cells ASAP or within 2 hours of collection
- Separate specimens must be submitted when multiple tests are ordered.
Stability
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 6 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Chemiluminescent Immunoassay
Performed
Varies
Reported
4-17 Day(s)
CPT Codes
- 83520
Components
- 90128 - ALPHA SUBUNIT
Last Updated: March 19, 2026 @ 9:13 am
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