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Test Code APOA1 Apolipoprotein A1, Plasma

Reporting Name

Apolipoprotein A1, P

Useful For

Evaluation of risk for atherosclerotic cardiovascular disease

 

Helpful to aid in the detection of Tangier disease


Specimen Required


Collection Container/Tube: Lavender top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions: Centrifuge and aliquot 1 mL of plasma. Send refrigerated.


Specimen Type

Plasma EDTA

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Refrigerated (preferred) 8 days
  Frozen  60 days

Day(s) and Time(s) Performed

Monday through Saturday; Continuously

Seattle Children's Hospital Note:

TAT: 3 - 5 days

Performing Laboratory

Mayo Medical Laboratories in Rochester

Method Name

Automated Turbidimetric Immunoassay

Method Description

Immunoturbidimetric Assay

Anti-apolipoprotein A-1 antibodies react with the antigen in the sample to form antigen/antibody complexes which, following agglutination, can be measured turbidimetrically.(Package Insert: Tina-quant Apolipoprotein A-1, Roche Diagnostics. Indianapolis, IN. 12/2013)

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

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

82172

LOINC Code Information

Test ID Test Order Name Order LOINC Value
APLA1 Apolipoprotein A1, P 1869-7

 

Result ID Test Result Name Result LOINC Value
APLA1 Apolipoprotein A1, P 1869-7

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross reject

Other

NA

Forms

If not ordering electronically, complete, print, and send a Cardiovascular Test Request Form (T724) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/cardiovascular-request-form.pdf).