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Centralized Core Laboratory - : Chemistry

Test ID :
Test Workstation :
Specimen Type:
Tube Type:
Purple top (EDTA) tube: Whole Blood, Store samples protected from light.
Collection Volume:
2.0 mL (minimum half the tube)
Minimum Volume:
1 mL 2 EDTA Microtainer tubes (If only 1 microtainer is collected repeat analysis will be unable to be performed.)
Preferred Volume:
2 mL
Cause for Rejection:
Centrifuged, clotted.
Shipping- Send Refrigerated; Storage- Room Temp: 5 days; Refrigerated: 7 days; Frozen: 30 days
7 days/week Dayshift
Roche-ECLIA sandwich principle
Special Instructions:
Specimens in lab by 12:00. Results by 16:00. Available STAT with the approval of the Medical Director. Patients should be on a specified dose of Tacrolimus for at least 48 hours prior to sample collection. Trough levels should be collected just prior to the next dose.
4 hours
Additional Info:
Reference range:
  • 5.0-20.0 ng/mL
  • Critical: >25.0 ng/mL
  • CPT Code:
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