Recommendations when to order or not order the test. May include related or preferred tests.
• Determine quantity of tissue plasminogen ( tPA) in plasma.
• May be helpful in detecting disorders of the fibrinolytic system.
• Not a first-line test for diagnosing inherited thrombotic or bleeding disorders.
Mnemonic
Unique test identifier.
TPA AG
Methodology
Process(es) used to perform the test.
Enzyme-Linked Immunosorbent Assay
Performed
Days of the week the test is performed.
Tue
Reported
Expected turnaround time for a result, beginning when ARUP has received the specimen.
1-8 days
New York DOH Approval Status
Indicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines.
Specimen Preparation
Separate plasma from cells and freeze ASAP. Transfer 1 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions
Serum, EDTA plasma, clotted or hemolyzed specimens.
Normal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Effective October 6, 2014 ≤12.4 ng/mL
Interpretive Data
Background information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
Compliance Category
FDA
Note
Additional information related to the test.
Hotline History
N/A
CPT Codes
The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
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