Tests:Bilirubin (Total), Plasma: Difference between revisions

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Tests:Bilirubin (Total), Plasma
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{{DISPLAYTITLE: Bilirubin (Total), Plasma}}
[[Category:Tests]]
[[Category:Biochemistry]]
[[Category:Hawera]]
{| class="wikitable"
{| class="wikitable"
! colspan="2" |
! colspan="2" |
=== ''Overview'' ===
== Overview ==
|-
|-
|Department
|Department
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|-
|-
|Synonyms
|Synonyms
|Total bilirubin   
|Total bilirubin 
 
Bili
Bili  


Unconjugated Bilirubin
Unconjugated Bilirubin
|-
|Base Lab Availability
|Monday - Sunday, testing routinely available out of hours
|-
|Hawera Lab Availability
|Monday - Friday, 8am to 4 30pm
|-
|-
|Turnaround Time
|Turnaround Time
|1 hour urgent, 2 hours routine   
|1 hour urgent
2 hours routine   
|-
|-
|Stability – Add test
|Stability – Add test
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|-
|-
! colspan="2" |
! colspan="2" |
=== ''Specimen Requirements'' ===
== Specimen Requirements ==
|-
|Specimen
|Plasma
Serum
|-
|Preferred
|6 mL <span style="background:#e30022"> Red-Top </span>
|-
|Acceptable
|6 mL Li-Hep <span style="background:#3cb371"> Green-Top </span>  
|-
|-
|Specimen Type
|Unacceptable
|6 mL Plain <span style="background:#e30022"> red-top </span>, or 6 mL Li-Hep <span style="background:#3cb371"> green-top </span>  
|Grossly haemolysed samples
|-
|-
|Specimen Transportation
|Specimen Transportation
|Protect from light were possible. 
|Protect from light were possible  
|-
|Preferred
|
|-
|-
|Pediatric Requirements   
|Paediatric Requirements   
|<span style="background:#99e6b3"> Li Hep Microtainer </span> paediatric tube 600 µl
|600 µl <span style="background:#99e6b3"> Li Hep Microtainer </span>
|-
|-
! colspan="2" |
! colspan="2" |
=== ''Aliquot Requirements'' ===
== Aliquot Requirements ==
|-
|Sample
|Plasma
Serum
|-
|-
|Sample Type
|Preferred Volume
|plasma or serum
|
|-
|-
|Minimum Volume
|Minimum Volume
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|-
|-
! colspan="2" |
! colspan="2" |
=== ''Clinical Information'' ===
== Clinical Information ==
|-
|-
|Reference Intervals
|Reference Intervals
|Reference interval: , 
|
 
{| class="wikitable"
Cord Blood , 10 – 40 µmol/L  
|Cord Blood  
 
|10 – 40 µmol/L
Day of Birth , 0  – 50  µmol/L  
|-
 
|Day of Birth  
1 day , 0 – 100 µmol/L  
|0 – 50   µmol/L
 
|-
2 days , 0 – 140 µmol/L  
|1 day  
 
|0 – 100 µmol/L
3 days , 0 – 200 µmol/L  
|-
 
|2 days  
4 – 14 days , 0 – 170 µmol/L  
|0 – 140 µmol/L
 
|-
2 – 6 weeks , 3 – 23    µmol/L  
|3 days  
 
|0 – 200 µmol/L
>6 weeks , 2 – 20    µmol/L
|-
|4 – 14 days  
|0 – 170 µmol/L
|-
|2 – 6 weeks  
|3 – 23    µmol/L
|-
|>6 weeks  
|2 – 20    µmol/L
|}
|-
|-
|Test Method
|Test Method
|Colourimetric reaction based on Jendrassik & Grof,  Alinity Ci analyser, Abbott Reagents. 
|Abbott Alinity c series analyser using Abbott reagents. Diazonium salt assay.
|-
|-
|Advanced Notice
|Advanced Notice
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|-
|-
! colspan="2" |
! colspan="2" |
=== ''Comments'' ===
== Comments ==
|-
|-
| colspan="2" |Conjugated and unconjugated fractions can be determined on a further specimen if the total bilirubin is elevated.   
| colspan="2" |Conjugated and unconjugated fractions can be determined on a further specimen if the total bilirubin is elevated.   
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Bilirubin is destroyed by light.   
Bilirubin is destroyed by light.   
|}
|}
{{DocMeta
| owner = Crossley1
| review_ping =
}}

Latest revision as of 21:18, 23 September 2026


Overview

Department Biochemistry 
Test Code PBL
Synonyms Total bilirubin 

Bili

Unconjugated Bilirubin

Base Lab Availability Monday - Sunday, testing routinely available out of hours
Hawera Lab Availability Monday - Friday, 8am to 4 30pm
Turnaround Time 1 hour urgent

2 hours routine 

Stability – Add test 24 hrs

8 hrs Paediatric Bilirubin

Specimen Requirements

Specimen Plasma

Serum

Preferred 6 mL Red-Top
Acceptable 6 mL Li-Hep Green-Top  
Unacceptable Grossly haemolysed samples
Specimen Transportation Protect from light were possible
Paediatric Requirements 600 µl Li Hep Microtainer

Aliquot Requirements

Sample Plasma

Serum

Preferred Volume
Minimum Volume 100 µL
Aliquot Transportation

Clinical Information

Reference Intervals
Cord Blood 10 – 40 µmol/L
Day of Birth 0 – 50 µmol/L
1 day 0 – 100 µmol/L
2 days 0 – 140 µmol/L
3 days   0 – 200 µmol/L
4 – 14 days 0 – 170 µmol/L
2 – 6 weeks   3 – 23   µmol/L
>6 weeks 2 – 20   µmol/L
Test Method Abbott Alinity c series analyser using Abbott reagents. Diazonium salt assay.
Advanced Notice Not Required  
Patient Preparation

Comments

Conjugated and unconjugated fractions can be determined on a further specimen if the total bilirubin is elevated. 

Bilirubin is destroyed by light. 

Owner Clair Crossley (Crossley1)
Last reviewed 23.09.2026
Next review 23.09.2027 (OK)
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