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Test Code ALB Albumin LAB45

Test Method

Bromcresol Purple Timed Endpoint; Beckman

Specimen Requirement

0.5 mL lithium heparin plasma or serum is required.

Reference Values

3.3-5.2 gm/dL


Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours.

Expedite orders: Typically completed within 1 hour after the
specimen arrives at the testing site.

STAT orders: Typically completed within 30 minutes after
the specimen arrives at the testing site.

CPT Code Information

82040 Chemistry: Albumin; serum, plasma or whole blood

LOINC Code Information

1751-7 Albumin [Mass/Volume] In Serum Or Plasma

Useful For

Plasma or serum levels of albumin are frequently used to assess
nutritional status.

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top or red-top tube.
PST and SST (gel tubes) are acceptable. Serum or plasma should
be separated from contact with the cells within 2 hours of
collection. Specimens not centrifuged within 4 hours of collection
may be rejected. Refrigerate the specimen if unable to assay within
8 hours of collection.