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Test Code BILIT Bilirubin, Total, Serum

Reporting Name

Bilirubin Total, S

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


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: 0.5 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 Minimum Volume

0.25 mL

Reference Values

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

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

82247

LOINC Code Information

Test ID Test Order Name Order LOINC Value
BILIT Bilirubin Total, S 1975-2

 

Result ID Test Result Name Result LOINC Value
BILIT Bilirubin Total, S 1975-2

Report Available

Same day/1 to 2 days

Reject Due To

Gross hemolysis Reject

Method Name

Photometric, Diazonium Salt

Specimen Type

Serum

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 7 days LIGHT PROTECTED
  Frozen  30 days LIGHT PROTECTED
  Ambient  24 hours LIGHT PROTECTED