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HelpTest Code LAB1235537 Apolipoprotein A1, Serum
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
Reporting Name
Apolipoprotein A1, 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
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 |
Day(s) Performed
Monday through Sunday
Report Available
1 to 2 daysSpecimen Retention Time
1 weekPerforming 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 |
Forms
If not ordering electronically, complete, print, and send a Cardiovascular Test Request Form (T724) with the specimen.