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Test Code APOA1 Apolipoprotein A1, Serum

Additional Codes

CNE Order Code: ApoA


Specimen Required


Preferred: Serum gel

Acceptable: Red top

Specimen Volume: 0.5 mL

Collection Instructions:

1. Centrifuge and aliquot within 2 hours of collection.

2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.


Useful For

Evaluating risk for atherosclerotic cardiovascular disease

 

Aiding in the detection of Tangier disease

Method Name

Automated Turbidimetric Immunoassay

Reporting Name

Apolipoprotein A1, S

Specimen Type

Serum

Specimen 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

Males

Age

Apolipoprotein A (mg/dL)

<24 months

Not established

2-17 years

Low: <115

Borderline low: 115-120

Acceptable: >120

>18 years

≥120

 

Females

Age

Apolipoprotein A (mg/dL)

<24 months

Not established

2-17 years

Low: <115

Borderline low: 115-120

Acceptable: >120

>18 years

≥140

Interpretation

Low levels of apolipoprotein A1 (ApoA1) confer increased risk of atherosclerotic cardiovascular disease.

 

ApoA1 below 25 mg/dL may aid in the detection of a genetic disorder such as Tangier disease.

 

ApoA1 is often interpreted as a ratio with apolipoprotein B (ApoB).

Day(s) Performed

Monday through Sunday

Report Available

1 to 2 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82172

LOINC Code Information

Test ID Test Order Name Order LOINC Value
APOA1 Apolipoprotein A1, S 1869-7

 

Result ID Test Result Name Result LOINC Value
APOA1 Apolipoprotein A1, S 1869-7