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Test Code APSMM Alpha-2 Plasmin Inhibitor, Plasma

Additional Codes

 

MAYO Test ID

APSM

EPIC Test ID

LAB3513

 

Reporting Name

Alpha-2 Plasmin Inhibitor, P

Useful For

Diagnosing congenital alpha-2 plasmin inhibitor deficiencies (rare)

 

Providing a more complete assessment of disseminated intravascular coagulation, intravascular coagulation and fibrinolysis, or hyperfibrinolysis (primary fibrinolysis), when measured in conjunction with fibrinogen, fibrin D-dimer, fibrin degradation products, soluble fibrin monomer complex, and plasminogen

 

Evaluating liver disease

 

Evaluating the effects of fibrinolytic or antifibrinolytic therapy

Method Name

Hydrolysis of Synthetic Chromogenic Substrate, Colorimetric End point
Includes measurement of the function of antiplasmin, mostly alpha-2-antiplasmin, with slight interference
from alpha-2-macroglobulin.

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Plasma Na Cit


Specimen Required


See Coagulation Studies in Special Instructions.

 

Specimen Type: Platelet-poor plasma

Collection Container/Tube: Light-blue top (citrate)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Spin down, remove plasma, and spin plasma again.

2. Freeze specimen immediately at ≤-40° C, if possible.

Additional Information:

1. Double-centrifuged specimen is critical for accurate results as platelet contamination may cause spurious results.

2. Each coagulation assay requested should have its own vial.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma Na Cit Frozen 14 days

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

Mild OK; Gross reject

Icterus

NA

Other

NA

 

Special Instructions

Reference Values

Adults: 80-140%

Normal, full-term newborn infants may have borderline low or mildly decreased levels (≥50%) which reach adult levels within 5 to 7 days postnatal.*

Healthy, premature infants (30-36 weeks gestation) may have mildly decreased levels which reach adult levels in ≤90 days postnatal.*

*See Pediatric Hemostasis References in Coagulation Studies in Special Instructions.

Day(s) and Time(s) Performed

Monday through Friday; Varies

CPT Code Information

85410

LOINC Code Information

Test ID Test Order Name Order LOINC Value
APSM Alpha-2 Plasmin Inhibitor, P 27810-1

 

Result ID Test Result Name Result LOINC Value
APSM Alpha-2 Plasmin Inhibitor, P 27810-1

Test Classification

This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

Analytic Time

1 day