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Test Code 2629 Albumin, Plasma

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Colorimetric (Bromocresol Green)

Literature Reference:

Package insert: Alb2 reagent. Roche Corporation, 3/2015.

Specimen Requirements

Note: This test is also available as part of  #6961 Comprehensive Metabolic Panel (CMP), #6965 Hepatic Function Panel, and #6970 Renal Function Panel. See Common Panel Test Combinations in Special Instructions to avoid duplicate test requests when multiple panels are ordered.

 

Patient Preparation:

If possible, the patient should be seated or recumbent for 15 minutes before specimen is drawn. Erect posture may cause a redistribution of the body fluids, increasing the total protein concentration as much as 10%.

 

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin)

Specimen Volume: Full tube

 

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: 1 hour after receipt in laboratory 
Routine: 2 to 4 hours after receipt in laboratory

Reference Values

0-1 month: 2.5-5.0 g/dL
1-3 months: 3.0-4.2 g/dL
3 months-1 year: 2.7-5.0 g/dL
1-18 years: 3.2-5.0 g/dL

≥18 years: 3.5-5.0 g/dL

Literature References:

1. Doumas B, et al: Clin Chem 1971; 31: 87-96.

2. Hortin, Clin Chem 2012, 21:509-564.

Test Classification and CPT Coding

82040

Additional Information

For BJH Laboratory Use Only
Alternate Tube:

1 dark green-top (lithium heparin) tube
1 red-top tube
Analyte Stability:

See Analyte Stability Chart in Special Instructions.

Laboratory Processing Instructions:

Test performed in BJH Core Lab.  Processed by automated line for delivery to the Cobas 8000.

Test performed in North Campus Laboratory. Centrifuge upon receipt and deliver to the Modular.

Completed specimens are stored refrigerated for 5 days. 

Specimen Transport Temperature

Ambient

LOINC Code Information

Name LOINC Code
Albumin 61151-7