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Test Code ALB Albumin

Additional Codes

Cerner

NextGen

Alb

Albumin Level

Albumin Level

 

Methodology

Colorimetric (reflectance spectrophotometry) using Bromcresol green.

Patient Preparation

None

Collection Instructions

Standard phlebotomy practices

Specimen Requirements

Container

Specimen Type

Tube

Lithium Heparin Plasma

PST

 or  or  

Serum

 or 

SST

 or  or 

 

Stability

Storage

Temperature

Stability

Room Temperature

18-28°C

≤ 7 days

If separated within 3 days

Refrigerated

 2-8°C

≤ 1 month

If separated within 3 days

Frozen

≤-18 °C

Indefinitely

Rejection Criteria

Gross Hemolysis

Result Reporting and Reference Values

Reported in g/dL.

Age

Low

High

Critical Low

Critical High

NB – 1 yr

2.9

5.5

N/A

N/A

1 -18 Y

3.8

5.4

N/A

N/A

18-150Y

3.5

5.0

N/A

N/A

Reflex Testing

None

Limitations

  • Ortho reports a bias with the following:
    • Hemoglobin at 100 mg/dL can cause a +6% bias
  • Ortho reports no significant effect with the following:
    • Bilirubin up to 40 mg/dL
    • Lipemia up to 800 mg/dL

Useful For

Albumin measurements are used in the diagnosis and treatment of numerous diseases primarily involving the liver and/or kidneys.