Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

TPA ANTIGEN

ORDERING INFORMATION:
Sunquest Test Code:
TPAG      Geisinger Epic Procedure Code: 85415.01         Geisinger Epic ID: 19491

SPECIMEN COLLECTION
Specimen type:
Plasma
Preferred collection container:
Specimen required:
1 ml aliquot of plasma in a plastic vial; minimum 0.3 mL. Please submit a separate frozen aliquot for this test. It may not be combined with any other test requiring a frozen aliquot.
Special notes:
See Specimen Processing Instructions.

SPECIMEN PROCESSING
Specimen processing instructions:
Centrifuge within one hour of collection. 
Transport temperature:
Frozen.
Specimen stability:
Room temperature: Unacceptable. Refrigerated: 2 hours. Frozen: 1 month at -20°C, 1 year at -70°C.
Rejection criteria:
Room temperature specimens unacceptable.

TEST DETAILS
Reference interval:
< 14.1 ng/mL
CPT code(s):
85415
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Tissue plasminogen activator antigen.
Methodology:
Enzyme Immunoassay (EIA)
Synonyms:
TISSUE PLASMINOGEN ACTIVATOR ANTIGEN
Quest test code 5219

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Friday morning    
Performed stat? No
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