Specimen:
Collect
- One Lavender (EDTA)
Also Acceptable:
- One Pink Top (EDTA)
Submit
- 1 mL (Min:0.3 mL) Whole blood in Lavender (EDTA). Submit Refrigerated.
Also Acceptable:
- 1 mL (Min:0.3 mL) Whole blood in Pink Top (EDTA). Submit Refrigerated.
Special Handling
- Pre-dose (trough) levels should be drawn.
Rejection Criteria
- Clotted Specimen
- Plasma
- Serum
- Specimen left at room temperature for longer than 24 hours.
Stability
Ambient: 1 Day(s); Refrigerated: 2 Week(s); Frozen: 2 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Sun-Sat
Reported
2-3 Day(s)
CPT Codes
- 80197
Components
- 91272 - TACROLIMUS
Last Updated: April 30, 2025 @ 9:13 am
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