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Geisinger Medical Laboratories Test Catalog
APOLIPOPROTEIN B |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB3526 Geisinger Epic ID: 49616 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
6 mL red-top (plain, non-serum separator) tube
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Specimen required: |
1 mL aliquot of serum; minimum 0.5 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow to clot. Centrifuge 10 minutes at 3000 rpm. | |
Transport temperature: |
Room temperature (preferred). Refrigerated or frozen specimen also acceptable. | |
Specimen stability: |
Room Temperature: 7 days. Refrigerated: 10 days. Frozen: 30 days (-20°C). | |
Rejection criteria: |
Stability limits exceeded. Grossly lipemic sample. | |
TEST DETAILS |
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CPT code(s): |
82172 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Apolipoprotein B | |
Methodology: |
Immunoassay |
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Synonyms: |
Quest test code 5224, Apolipoprotein B-100, Apolipoprotein B100 APOLB1
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Clinical significance: |
Apolipoprotein B (APO B) has been reported to be a powerful indicator of CAD. In some patients with CAD, APO B is elevated even in the presence of normal LDL cholesterol. | |