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Test ID BILI3 Bilirubin, Serum

Useful For

Assessing liver function

 

Evaluating a wide range of diseases affecting the production, uptake, storage, metabolism, or excretion of bilirubin

 

Monitoring the efficacy of neonatal phototherapy

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Shipping Instructions


Ship specimen in amber vial to protect from light.



Necessary Information


Patient's age and sex are required.



Specimen Required


Supplies: Amber Frosted Tube, 5 mL (T915)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Amber vial

Specimen Volume: 1 mL

Collection Instructions:

1. Serum gel tubes should be centrifuged within 2 hours of collection.

2. Red-top tubes should be centrifuged, and the serum aliquoted into an amber vial within 2 hours of collection.


Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 24 hours LIGHT PROTECTED
  Frozen  30 days LIGHT PROTECTED
  Ambient  6 hours LIGHT PROTECTED

Reference Values

Direct Bilirubin

≥12 months: 0.0-0.3 mg/dL

Reference values have not been established for patients who are younger than 12 months of age.

 

Total Bilirubin

0-6 days: Refer to www.bilitool.org for information on age-specific (postnatal hour of life) serum bilirubin values.

7-14 days: 0.0-14.9 mg/dL

15 days to 17 years: 0.0-1.0 mg/dL

≥18 years 0.0-1.2 mg/dL

Day(s) Performed

Monday through Sunday

CPT Code Information

82247-Bilirubin, total

82248-Bilirubin, direct

Report Available

Same day/1 to 2 days

Reject Due To

Gross hemolysis Reject

Secondary ID

8452

Forms

If not ordering electronically, complete, print, and send a Kidney Transplant Test Request with the specimen.