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Alpha 2 Antiplasmin

Test Name

Alpha 2 Antiplasmin (α-2-Antiplasmin, Antiplasmin, Plasmin Inhibitor)

Blue Tube Specimen Type / Requirements

Container Type = Blue (Sodium Citrate)

Minimum Testing Volume = Full draw

9:1 Ratio (9 parts blood to 1 part anticoagulant)

Specimen Handling

Collection Instructions: Must indicate anticoagulant status to avoid delay. A Hematology consult is REQUIRED for inpatient samples (except for patients in Hematology/Oncology ward). Referred-in patients and outpatients can be tested without a Hematology consult.

Ensure both sample and requisition are labelled properly. Write your initials, date and time of collection on the collection label.

Transportation: In/Outpatients: Send whole citrated blood at room temperature as soon as possible. Referred-in: Send frozen citrated plasma on dry ice. All samples must be sent to the Core Laboratory.

Stability: Specimens are stable for 4 hours post collection at room temperature. Specimens which are not tested within 4 hours can be double-spun to remove the citrated plasma. The citrated plasma is stable at -20°C for up to two weeks or -70°C for up to six months.

Sample Rejection Criteria: Clotted sample, grossly hemolyzed samples, unlabeled or samples with insufficient quantity will be rejected.

Required Documentation

Turnaround Time (TAT)

10 Days

Test Utilization

Reference Value

0.79 - 1.19 U/mL

Test Code

A2AP

Methodology

Chromogenic Assay

Testing Location

SMH-Special Coagulation

Other Information

Last Updated: November 07, 2019