Test Overview

Test Methodology

Colorimetric (Vanadate Oxidation)

Test Usage

Liver function test useful in the diagnosis of jaundice due to liver disease, hemolytic anemia, and ABO/Rh incompatability.

Reference Range*

DIRECT BILIRUBIN: < 0.3 mg/dL. TOTAL BILIRUBIN: 1-11 years: 0.1 - 1.0 mg/dL; 12-150 years: 0.2 - 1.2 mg/dL; 0-1 month: Critical Value >=15 mg/dL.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Daily, 24 hours

Analytic Time

4 hours

Soft Order Code

BILFR

MiChart Code

Bilirubin, Fractionated

Synonyms

Synonyms

BILIFRAC
BILIRUBIN, FRACTIONS
TBIL
IBIL
DBIL
Bilirubin, Direct
Bilirubin, Indirect
BILFR

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Laboratory

Chemical Pathology

STAT Availability

STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).

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Specimen Requirements

Offsite Collection Instructions

Collect specimen in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate. Protect specimen from light (place in brown plastic bag or aliquot into brown tube).

Special Handing

Protect specimen from light.

Container

Yellow Top Tube

Normal Volume

0.5 mL serum

Minimum Volume

0.25 mL serum

Additional Information

Test includes direct bilirubin, total bilirubin, and indirect bilirubin (calculated).

Billing Information

Fee Codes


CPT Code

82247, 82248

LOINC

34543-9

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