Apolipoprotein A-1 & B




Test Mnemonic

APOAB

CPT Codes

  • 82172 - QTY (2)

Includes

  • Apolipoprotein A-1
  • Apolipoprotein B
  • Apolipoprotein A-1/B Ratio

Performing Laboratory

n/a


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold) Refrigerated 

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumNo additive (Red)   
1 mLPlasmaLithium heparin (Green)   
1 mLPlasmaLithium heparin PST (Lt. Green)   

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.3 mL     

Stability

Environmental Condition Description
Ambient1 day
Refrigerated8 days
Frozen2 months

Days Performed

Mon - Fri

Turnaround Time

1 - 4 days

Methodology

Name Description
Immunoturbidometric Assay 

Reference Range

Apolipoprotein A-1
Sex Age From Age To Type Range Range Unit
Female19 Years99 YearsNormalLow Risk: > 124mg/dL
Male19 Years99 YearsNormalLow Risk: >114mg/dL
   Years18 YearsNormalLow Risk: > 120mg/dL
   Years18 YearsNormalModerate Risk: 115 - 120mg/dL
   Years18 YearsNormalHigh Risk: < 115mg/dL
Apolipoprotein B
Sex Age From Age To Type Range Range Unit
Female19 Years99 YearsNormalLow Risk: < 90mg/dL
Female19 Years99 YearsNormalModerate Risk: 90 - 129mg/dL
Female19 Years99 YearsNormalHigh Risk: > 130mg/dL
Male19 Years99 YearsNormalLow Risk: < 90mg/dL
Male19 Years99 YearsNormalModerate Risk: 90 - 119mg/dL
Male19 Years99 YearsNormalHigh Risk: > 120mg/dL
   Years18 YearsNormalLow Risk: < 90mg/dL
   Years18 YearsNormalModerate Risk: 90 - 109mg/dL
   Years18 YearsNormalHigh Risk: greater than or equal to 110mg/dL
Apolipoprotein B/A-1 Ratio
Sex Age From Age To Type Range Range Unit
Female19 Years99 YearsNormalLow Risk: < 0.6 
Female19 Years99 YearsNormalModerate Risk: 0.6 - 0.8 
Female19 Years99 YearsNormalHigh Risk: > 0.8 
Male19 Years99 YearsNormalLow Risk: < 0.7 
Male19 Years99 YearsNormalModerate Risk: 0.7 - 0.9 
Male19 Years99 YearsNormalHigh Risk: > 0.9 
   Years18 YearsNormalLow Risk: < 0.8 

Special Info

Patients should not be drawn for at least three months following surgery or myocardial infarction. Certain drugs, unstable weight or eccentric or imbalanced dietary habits may affect results. Patient preparation: 12 hour fast prior to collection.

Clinical Info

Assessment of coronary heart disease risk; Classification of hyperlipemia