- 94220
Ammonia, Plasma
Specimen:
Collect
- One Green Top (Li Heparin)
Also Acceptable:
- One Green Top (Na Heparin)
Submit
- 2 mL (Min:0.3 mL) Plasma . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling
- Critical Frozen
- Collect on ice.
Separate plasma from cells and freeze within 15 minutes of draw time.
Separate specimens must be submitted when multiple tests are ordered.
Stability
Ambient: Unacceptable; Refrigerated: 2 Hour(s); Frozen: 3 Week(s); Incubated: Unacceptable
Methodology
- Enzymatic
Performed
Sun-Sat
Reported
2-4 Day(s)
CPT Codes
- 82140
Components
- 94220 - AMMONIA, PLASMA
Last Updated: October 10, 2024 @ 9:13 am
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Common Lab Definitions
- Serum
- Plasma
- STT
