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HelpTest Code TBIL Bilirubin, total
Specimen Requirements
Submit only one of the followings
Preferred
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
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Acceptable
Specimen Type: Plasma
Container/Tube: Green Top (Li Heparin/PST)
Volume: 4.5mL
Minimum Volume: 0.5 mL Plasma
Collection Instructions: Centrifuge within 2hours
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum/Plasma |
|---|---|
| Ambient: | 1 day |
| Refrigerate: | 7 days |
| Frozen: | 6 months |
Reference Interval
| Age | |
|---|---|
| 0 – 14 days | 3 – 284 umol/L |
| 15 days - <1 yr | 1 – 12 umol/L |
| 1 – 8 yrs | 1– 7 umol/L |
| 9 – 11 yrs | 1 – 9 umol/L |
| 12 - 14 yrs | 2 – 12 umol/L |
| 15 - 18 yrs | 2 – 14 umol/L |
| ≥19 yrs | 1 – 20 umol/L |
Days and Times Performed
24 hours, TAT 1 day
Methodology
Diazonium Salt
Service Code
31013
Update
Last updated 26/02/2022
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemic | NA |
| Others | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Assessment of Liver Function. Measurement of conjugated, unconjugated and delta fractions of bilirubin.