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 *

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.

Test Details
Days Set Up
Daily, 24 hours
Analytic Time

4 hours

Soft Order Code
TBIL
MiChart Code
Bilirubin, Total
Synonyms
  • BILIRUBIN, TOTAL
  • TBIL
  • TBILP
Laboratory
Chemical Pathology
Section
Automation
STAT Availability

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

Specimen Requirements
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). Fractionated Bilirubin (BILIFRAC) instead of Total Bilirubin (TBIL) is recommended for neonates <14 days old.

Special Handling

Protect specimen from light.

Alternate Specimen
Red top or Green top (sodium or lithium heparin) tube. [rev 11/09]
Yellow Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Additional Information

Test includes total bilirubin only.

Billing
CPT Code
82247
Fee Code
20511
LOINC
1975-2