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Test Code PLGNM Plasminogen Activity, Plasma

Additional Codes

 

MAYO Test ID

PSGN

EPIC Test ID

LAB847

 

Reporting Name

Plasminogen Activity, P

Useful For

Evaluating patients with ligneous conjunctivitis (strong association with homozygous plasminogen deficiency)

 

Evaluating fibrinolysis, in combination with other components of the fibrinolytic system (fibrinogen, tissue plasminogen-activator-inhibitor, and d-dimers)

Method Name

Chromogenic Assay

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Plasma Na Cit


Advisory Information


Coagulation testing is highly complex, often requiring the performance of multiple assays and correlation with clinical information. For that reason, we suggest ordering THRMP / Thrombophilia Profile.



Specimen Required


See Coagulation Studies in Special Instructions.

 

Specimen Type: Platelet-poor plasma

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

Submission Container/Tube:  Polypropylene 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

Mild OK; Gross reject

Other

NA

 

Special Instructions

Reference Values

75-140%

Day(s) and Time(s) Performed

Monday through Friday

CPT Code Information

85420

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PSGN Plasminogen Activity, P 28660-9

 

Result ID Test Result Name Result LOINC Value
PSGN Plasminogen Activity, P 28660-9

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.

Analytic Time

1 day