81111:MYCOPHENOLIC ACID

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81111:MYCOPHENOLIC ACID
Alias Names: MPA
Methodology: High Performance Liquid Chromatography (HPLC)
Edit Date: 6/11/2010
Performed: Daily
Released: 24-48 hours after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 80299-90
Specimen Collection Details
Collection: One 5 mL red top tube. Also acceptable: One 4 mL lavender top tube (EDTA).
Handling: Allow red tube to clot, centrifuge and immediately separate serum or plasma into a plastic vial. Freeze.
Stability: 6 weeks ambient, 6 weeks refrigerated, or 11 months frozen.
Standard Volume: 1 mL serum or plasma.
Minimum Volume: 0.6 mL serum or plasma.
Transport: Frozen on dry ice.
Comments: No therapeutic range has been established. Dosing of 2 g/day gives trough values of 1.0-3.5 µg/mL while 3 g/day gives values up to 5.0 µg/mL. Trough levels between 2.0 and 4.0 µg/mL have been suggested to maximize efficacy and minimize adverse effects.
Rejection Criteria: Specimen collected in SST or gel barrier tube.
This test may require insurance company prior authorization before ordering.
Please check the prior authorization list
.
Failure to gain preauthorization may result in denial of coverage.