Lab Test

Apolipoprotein B

APO-B100, BHL, Apolipoprotein B, Low Density Lipoprotein B, ApoB

Test Codes

EPIC: LAB6901, Beaker: XAPOB, Warde: APOB

Department

Send Outs

Specimen Collection Criteria

Collect: One Gold-top SST tube.

Also Acceptable: Green sodium heparin, green lithium heparin

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 1.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Rejection Criteria

Specimens not collected and processed as indicated. 

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 1.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): unacceptable
Refrigerated (2-8°C or 36-46°F): 7 days
Frozen (-20°C/-4°F or below): 3 months

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Warde Medical Laboratory, Ann Arbor, MI.

Performed

Sunday – Thursday.
Results available in 1-3 days.

Reference Range

By report.

Test Methodology

Nephelometry.

Clinical Utility

This test is an acceptable non-traditional secondary cardiovascular disease risk screen for specific populations.

CPT Codes

82172
LOINC:  1884-6

Contacts

Last Updated

12/21/2022

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