Apolipoprotein B
Test Summary
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.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum collected in a serum separator tube (SST)
Minimum Volume
0.5 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 10 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Grossly lipemic
Order Code
APOB
EPIC (Premier) Code
LAB773
Includes
N/A
CPT Code
- 82172
Billing Code
- 700000
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Reference Range
<90 mg/dL
Cardiovascular event risk category cut points (optimal, moderate, high) are based on National Lipid Association recommendations- Jacobson TA et al. J of Clin Lipid. 2015; 9: 129-169 and Jellinger PS et al. Endocr Pract. 2017;23(Suppl 2):1-87.
| Risk Category | |
| Optimal | <90 mg/dL |
| Moderate | 90-119 mg/dL |
| High | ≥120 mg/dL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 - 2 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum collected in a serum separator tube (SST)
Minimum Volume
0.5 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 10 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Grossly lipemic
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
<90 mg/dL
Cardiovascular event risk category cut points (optimal, moderate, high) are based on National Lipid Association recommendations- Jacobson TA et al. J of Clin Lipid. 2015; 9: 129-169 and Jellinger PS et al. Endocr Pract. 2017;23(Suppl 2):1-87.
| Risk Category | |
| Optimal | <90 mg/dL |
| Moderate | 90-119 mg/dL |
| High | ≥120 mg/dL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 - 2 days