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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. Completed specimens are stored refrigerated for 5 days. 

Specimen Transport Temperature

Ambient

LOINC Code Information

Name LOINC Code
Albumin 61151-7