Specimen:
Collect
- One SST
Also Acceptable:
- One Green Top (Li Heparin)
- One Lavender (EDTA)
- One Pink Top (EDTA)
Submit
- 1 mL (Min:0.2 mL) Serum in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.2 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 1 mL (Min:0.2 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 1 mL (Min:0.2 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Allow specimen to clot completely at room temperature
- Separate from cells within 2 hours of collection
- Patient age and sex are required for calculation.
Stability
Ambient: 1 Week(s); Refrigerated: 1 Week(s); Frozen: 3 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Enzymatic Assay
Performed
Sun-Sat
Reported
2-3 Day(s)
CPT Codes
- 82610
- 82565
Interpretive Data
Please see report for interpretive data.
Components
- 90331 - CREATININE, SERUM
- 90332 - CYSTAIN C
- 90333 - eGFR BY CKD-EPI
Last Updated: March 15, 2025 @ 9:13 am
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