Bilirubin, Total


Sunquest Code:BILT  
Epic Code:LAB50Epic Name:Bilirubin Total
Synonyms:Neonatal; BILT; Liver, LFTS
Methodology:Bichromatic end point
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) (Green (lithium heparin) on ICE, Purple (EDTA), Purple (EDTA) on ICE, Red (no gel), Red or gold (gel))


Processing and Shipping

Specimen Processing:Centrifuge and aliquot within 2 hours of collection 0.14 mL, 0.07 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, Fairview Range - FRMC, UMMC-East Bank, Oxboro Bloom, Fairview Lakes - FLMC, Fairview Ridges - FRH, Fairview Northland - FNMC, Fairview Southdale - FSH, UMMC/UMMCH-West Bank, M Health Clinic and Surgery Center, Grand Itasca GICH)


Interpretive

Critical Range:
Age  
Less than 1 day Greater than 8 mg/dL
1 - 2 days Greater than 13 mg/dL
3 d - 6 mo Greater than 15 mg/dL
6 mo and older Initial result greater than 15 mg/dL
 GICH: All ages >15.0 mg/dL  
Reference Range:
Age  
0 - 23 h 0-5.8 mg/dL
1 d 0-8.2 mg/dL
2 - 13 d 0-11.7 mg/dL
14 - 20 d 0-6.5 mg/dL
21 - 30 d 0-3.9 mg/dL
1 mo and older 0.2-1.3 mg/dL
GICH: All ages 0.3-1.0 mg/dL
Breast-feeding is significantly associated with hyperbilirubinemia inthe first three days of life.


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