Test Name: BILIRUBIN, TOTAL AND DIRECT WITH INDIRECT CALC.
Test Code: 2122413
Alias:
LAB12310
CPT Code(s):
82248   82247  
Test Includes:

Total Bilirubin

Direct Bilirubin

Indirect Bilirubin (calculated)
Preferred Specimen:
1.0 mL serum
Container:
SST (gold)
Minimum Volume:

0.3 mL serum

This volume does not allow for repeat testing.
Collection Instructions:
Allow specimen to completely clot (this can take up to 60 minutes). Centrifuge for 15 minutes.  If the specimen is collected in a Li-Heparin tube, centrifuge for 15 minutes.
Transport Temperature:
Refrigerated
Stability:

3 days refrigerated

3 months frozen

Specimens should be processed/tested as soon as possible for optimum results.

 
Rejection Criteria:

Cord blood

Hemolysis
Limitations:

Ascorbic acid at 30 mg/dL causes artificially low total bilirubin results. 

Cyanokit (Hydroxocobalamin) may cause interference with results.

In very rare cases, gammopathy, in particular type IgM (Waldenstrom's macroglobulinemia), may cause unreliable results.
Schedule:
Set up: Daily; Results in 24-48 hours
Method:

Colormetric assay
Clinical Significance:
Bilirubin measurements are used in the diagnosis and treatment of liver, hemolytic, hematological, and metabolic disorders, including hepatitis and gall bladder blockage. 
Use:
Updated 3/1/22
Reference Ranges:
See individual tests

Health Lab Test Code Build Information

The CPT codes included in this publication are in accordance with Current Procedural Terminology, a publication of the American Medical Association. CPT codes are provided here for the convenience of our clients; however, correct coding often varies from one carrier to another, and HealthLab may bill specific carriers using codes other than those shown. Clients who bill for services should verify the code(s) with the applicable payor to confirm that their use is appropriate in each case.
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