Apolipoprotein Assessment, Apo B/A-1 Ratio, Apo B/A Ratio
Up to 24 hours
Immunoturbidimetry
Apo B/A-1 Ratio Males: <0.7 Females: <0.6
See overview
Accredited NRL Laboratory
Daily
Assessment of cardiovascular risk and for following-up persons with abnormal lipid profile results that are inconsistent with risk factors or the clinical presentation. It is also useful to determine cardiac risk factors in individuals with significant family histories of coronary artery disease or other increased risk factors.
Individual test components are reported in SI units: g/L
Serum or Plasma (Li-Hep)
Minimum 0.5 mL
Serum Separator Tube (SST; Gold Top), Plain Tube (Red Top), Lithium Heparin Plasma (Green Top)
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Samples should be sent to the laboratory as soon as possible after collection. If this is not possible, samples should be centrifuged and transported refrigerated (2 to 8°C).
| Temperature | Period |
|---|---|
| Refrigerated | 8 days |
| Frozen | 2 months at -20° C |