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For Clinician Providers
For Clinician Providers
For Patients
Phenytoin, Free and Total
A141
Methodology: | Quantitative Enzyme Multiplied Immunoassay Technique |
Performed: | Tue-Sat |
Reported: | 2-5 days |
Specimen Required: | Patient Preparation: Timing of specimen collection: Pre-dose (trough) draw – At steady state concentration. Collect: Plain Red – 2 ml serum. Specimen Preparation: Separate serum from cells within 2 hours of collection. Transfer serum to a Standard Transport Tube. Storage/Transport Temperature: Refrigerated. Unacceptable Conditions: Citrated plasma. Serum separator tubes (SST). Tubes that contain liquid anticoagulant. Stability: After separation from cells: Refrigerated: 4 days; Frozen: 1 month Note: This test is approved for NY .Performing Lab ARUP Laboratory |
CPT Code(s): | 80185; 80186 |