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Bilirubin, Total
MessageOrder alone or as part of a liver function panel
Total Bilirubin may also be performed on a neonate's blood on our blood gas analyzers.
Available STAT
Performed in the Chemistry Laboratory x5820
10.2018
Total Bilirubin may also be performed on a neonate's blood on our blood gas analyzers.
Available STAT
Performed in the Chemistry Laboratory x5820
10.2018
Test Code
TBIL
CPT Codes
82247
Preferred Specimen
Plasma from a green top (PST) tube
Neonatal total bilirubin may also be performed on whole blood from a lithium heparin tube or syringe.
Neonatal total bilirubin may also be performed on whole blood from a lithium heparin tube or syringe.
Minimum Volume
1 mL
Instructions
Centrifuge within 2 hours of collection
Transport Container
Green Top (PST) tube
Lithium heparin tube or syringe for Neonates only
Lithium heparin tube or syringe for Neonates only
Transport Temperature
Room temperature
Specimen Stability
Bilirubin is photosensitive, protect specimen from light.
2 - 8 oC: 7 days
2 - 8 oC: 7 days
Methodology
Diazonium Salt
Neonatal bilirubin performed on blood gas analyzer uses spectrophotometry.
Setup Schedule
This assay is performed 24 hours per day, 7 days per week
Reference Range
0 - 5.9 mg/dL (0 - 1 day old)
0 - 7.9 mg/dL (1 - 2 days old)
0 - 11.9 mg/dL (2 days to 1 week old)
0 - 6.9 mg/dL (1 week - 1 month old)
0.2 - 1.1 mg/dL (> 1 month old)
Critical Value: Greater than or equal to 15 mg/dL for infants less than 2 days old.
0 - 7.9 mg/dL (1 - 2 days old)
0 - 11.9 mg/dL (2 days to 1 week old)
0 - 6.9 mg/dL (1 week - 1 month old)
0.2 - 1.1 mg/dL (> 1 month old)
Critical Value: Greater than or equal to 15 mg/dL for infants less than 2 days old.
Clinical Significance
This test is used in the diagnosis and treatment of liver, hemolytic, hematological, and metabolic disorders.
