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Test performed at:

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Anti-Cardiolipin Antibodies IgG/IgM (Phospholipid Antibody, ACA, APLA)

Test Name

Anti-Cardiolipin Antibodies IgG/IgM (Phospholipid Antibody, ACA, APLA)

Gold Tube Specimen Type / Requirements

Container Type = 1 Gold Top (SST)

Minimum Volume = 2 mL serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Ensure both sample and requisition are lebelled properly. Write your initials, date and time of collection on the collection label.

Stability: Stable at room temperature for 8 hours, refrigerated at 2 to 8 °C and frozen at -15 to -20°C for 1 week.

Transportation: Send sample to core lab at room temperature as soon as possible.

Sample Rejection Criteria: Grossly hemolyzed, lipemic or icteric serum specimens should be avoided. Unlabeled or samples with insufficient quantity will be rejected.

Required Documentation

Turnaround Time (TAT)

7 days

Test Utilization

Reference Value


Negative: < 15 GPL

Indeterminate: 15 - 20 GPL

Low Positive: 21 - 40 GPL

Positive: >40 GPL



Negative: < 14 MPL

Indeterminate: 14 - 20 MPL

Low Positive: 21 - 40 MPL

Positive: >40 MPL

Test code

ACAP (includes B2GP1)



Testing Location

SMH-Special Coagulation

Other Information

Last Updated: November 07, 2019