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Test Code LAB0202747 Bilirubin, Neonatal, Plasma or Serum

Methodology

Diazonium Salt

 

Panel includes: direct and indirect bilirubin

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Submit only 1 of the following specimens:

 

Specimen Type: Plasma

Container/Tube: Green top (Lithium heparin, Sodium heparin,  & PST) MICROTAINER

Specimen Volume: 0.5 mL

Specimen Minimum Volume: 0.25 mL

Collection Instructions: Label specimen appropriately (plasma).

 

Specimen Type: Serum

Container/Tube: Gold top (SST) & Red top (Serum & No Additive) MICROTAINER

Specimen Volume: 0.5 mL

Specimen Minimum Volume: 0.25 mL

Collection Instructions: Label specimen appropriately (serum).

If collecting using a red top with no gel separator, the serum must be removed within 1 hour of collection.

 

Additional Information:

Protect from light.

Specimen Transport Temperature

Refrigerated: 1 week

Reference Values

Total Bilirubin:

0-1 day: <5.8 mg/dL

1-3 days: <8.2 mg/dL

3-14 days: <11.7 mg/dL

>14 days: 0.2-1.2 mg/dL

 

Direct Bilirubin:

0.0-0.5 mg/dL

 

Indirect Bilirubin:

0.0-0.7 mg/dL

 

Critical value (automatic call-back): 

≥17.0 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82247 - Bilirubin, total
82248 - Bilirubin, direct