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BILIRUBIN (TOTAL), BF (8000100618)
Test Mnemonic:


Specimen Requirements:

Preferred: 10 mL plastic, conical, capped tube.

Minimum Volume:

1 mL


Protect specimen from light.  Deliver to Sample Management within 4 hours of collection.

Specimen Preparation:

Protect specimen from light.  Centrifuge the specimen prior to analysis to remove possible cellular and bacterial contaminants.


Room Temperature ≤4 hours; Refrigerated ≤7 days; Frozen ≤6 months (avoid repeated freeze/thaw cycles).

Causes for Rejection:

Specimen not protect from light, specimen for neonates < 14 days, specimen too viscous for sampling, incomplete and/or incorrect sample identification, improper storage/transport.                                               

Reference Range:

By report (reports may vary based on instrumentation, patient age and sex).

Turnaround Time:

Routine: 8 hours; ASAP: 4 hours; STAT: 1 hour




Clinical Chemistry                  

CPT 4 Code:



Neonatal specimens less than 14 days have not been validated for TBIL.  Therefore, these specimens should be analyzed using BU/BC.  Protect the specimen from light. May use aluminum foil or amber colored tube to protect specimen from light during transit.       

When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent.
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