Order Code APOLB Apolipoprotein B, Serum
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial. Send refrigerated.
Forms
If not ordering electronically, complete, print, and send 1 of the following with the specimen:
-Cardiovascular Test Request Form (T724)
-General Test Request (T239)
Useful For
Assessment of cardiovascular risk
Follow-up studies in individuals with basic lipid measures inconsistent with risk factors or clinical presentation
Definitive studies of cardiac risk factors in individuals with significant family histories of coronary artery disease or other increased risk factors
Confirmation of suspected abetalipoproteinemia or hypobetalipoproteinemia
Method Name
Automated Turbidimetric Immunoassay
Reporting Name
Apolipoprotein B, SSpecimen Type
SerumSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 8 days | |
Frozen | 60 days | ||
Ambient | 24 hours |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Gross icterus | Reject |
Reference Values
Less than 2 years: Not established
2-17 years:
Acceptable: <90 mg/dL
Borderline high: 90-109 mg/dL
High: ≥110 mg/dL
Greater than 18 years:
Desirable: <90 mg/dL
Above Desirable: 90-99 mg/dL
Borderline high: 100-119 mg/dL
High: 120-139 mg/dL
Very high: ≥140 mg/dL
Method Description
Anti-apolipoprotein B antibodies react with the antigen in the sample to form antigen:antibody complexes, which, following agglutination, can be measured turbidimetrically.(Package Insert: Tina-quant Apolipoprotein B. Roche Diagnostics; 07/2020)
Day(s) Performed
Monday through Sunday
Performing Laboratory
Mayo Clinic Laboratories in RochesterCPT Code Information
82172