Bilirubin, Direct


Sunquest Code:DBIL  
Epic Code:LAB52Epic Name:Bilirubin Direct
Synonyms:LFTS; Liver, DBIL
Methodology:Bichromatic endpoint
St Johns/ St Joseph/Woodwinds: Diazonium salt
Turnaround Time:Performed and reported 24 hours/day.
Special Instructions:Add-ons to previous specimens are acceptable for 26 hours. (UMMC East acceptable for up to 6 days). Bilirubin is photosensitive and samples should be protected from both day light and fluorescent light to avoid photo-degradation.


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Container:Green (lithium heparin, gel), St Johns/St Joseph/Woodwinds-Green (lithium heparin, no gel)
[Alternate Containers: Green (lithium heparin, no gel), Purple (EDTA), Red (no gel), Red or gold (gel), St Johns/St Joseph/Woodwinds - Red (no gel)]


Processing and Shipping

Specimen Processing:Centrifuge and aliquot within 2 hours of collection 1.25 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Stability: Refrigerated - 6 days if protected from light; frozen - 3 months.
Test Performed at or Referral Lab Chemistry  (University of Minnesota Health Maple Grove Clinics, Range, UMMC-East Bank, Oxboro Bloom, Lakes, Ridges, Northland, Southdale, UMMC/UMMCH-West Bank, M Health Clinic and Surgery Center, Grand Itasca, St. Joseph's, St. John's, Woodwinds)


Interpretive

Reference Range:Refer to Bilirubin, Direct and Total
  Chemistry Reference Ranges and Critical Ranges
Use:Suspected hepatic disease.


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