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HelpTest Code TBili BILIRUBIN, TOTAL
Aliasis
Total Bilirubin
Patient Preparation
No special patient preparation required
Special Collection Instructions
Protect from Light
Collection Method
Venous collection
Minimum Volume
Adults: 1.0 mL
Pediatric: 0.5 mL
Container
Lt Green / Plasma Separator / Lithium Heparin
Preferred Specimen
Light Green Top (lithium heparin) plasma
Acceptable Specimen(s)
Serum:
-Red Top
-Gold Top SST
Plasma:
-Light Green (lithium heparin)
Reference or Target Ranges
|
0-1 Days |
<8.0 mg/dL |
|
1-2 Days |
<12.0 mg/dL |
|
3-5 Days |
<16.0 mg/dL |
|
>5 Days to 60 Years |
0.3-1.2 mg/dL |
|
60-90 Years |
0.2-1.1 mg/dL |
|
>90 Years |
0.2-0.9 mg/dL |
Reportable Units
mg/dL
Critical Value
|
Cord Blood values |
≥ 4.0 mg/dL |
|
Newborn (0-1 day) |
≥ 8.0 mg/dL |
|
Newborn (1-2 days) |
≥ 9.0 mg/dL |
|
Newborn (3-5 days) |
≥ 16.0 mg/dL |
|
> 5 days |
≥ 18.0 mg/dL |
Reasons for Rejection
|
Hemoglobin A Threshold: |
500-1000 mg/dL |
|
Hemoglobin F Threshold: |
1000 mg/dL |
|
Lipemia Threshold: |
750 mg/dL |
|
Other: |
QNS, contaminated, improperly labeled, improper specimen type |
Specimen Stability
Bilirubin is extremely photosensitive.
|
Ambient |
5 Days |
|
Frozen |
3 Months with no light exposure |
Performance Information
|
Days and Time Performed |
24/7 |
|
Expected Turn Around Time |
STAT: 1 hour, Routine: 4 hours |
|
Stat Availability |
Yes |
|
Performing Bench |
CRMC Chemistry |
|
Methodology/Method Description |
Atellica |
Additional Information / Important Notes
Total bilirubin is a sum of the direct (conjugated) and indirect (unconjugated) values.
Special Handling
Protect from light
Methodology/Method Description
Atellica CH Analyzer
CPT Codes
82247