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Test Code TBIL Bilirubin, Total, Plasma or Serum

Additional Codes

LAB50

Additional Information/Important Notes

Total bilirubin is a sum of the direct (conjugated) and indirect (unconjugated) values.

Special Handling

Protect from light

Collection Method

Venous collection

Minimum Volume

0.5ml

Container

Lt Green / Plasma Separator / Lithium Heparin

Acceptable Specimens

Serum:

  • Gold Top SST
  • Red Top

Plasma:

  • Light Geen Top (lithium heparin)

Reference or Target Ranges

Age Male Female
0 - 7 days < 12 < 12
8 days - 1 month < 10 < 10
> 1 month < 1.2 < 1.2

 

Reportable Units

mg/dl

Critical Value

0-15 days old  ≥ 15.0 mg/dL

Reasons for Rejection

Hemolysis Threshold 1000 mg/dL
Icterus Threshold N/A
Lipemia Threshold 1000 mg/dL
Other QNS, contaminated, improperly Labeled, improper specimen type, not protected from light

Specimen Stability

Ambient 1 day
Refrigerated (4°C to 8°C) 7 days
Frozen(-40°C to 0°C) 6 months

Performance Information

Days and Time Performed 24/7
Expected Turn Around Time Stat: 1 hour
Routine: 4 hours
Stat Availability Yes
Performing Bench CPH Chemistry
Methodology/Method Description Roche Cobas

CPT Codes

82247

Last review/edit date

Feb 2024