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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
PLATELET ANTIBODY, DIRECT |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2857 Geisinger Epic ID: 19482 | |
SPECIMEN COLLECTION |
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Specimen type: |
Whole Blood | |
Preferred collection container: |
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Specimen required: |
7-10 mL whole blood collected in an EDTA tube. If the platelet count is less than 20,000/ccm, submit 7-10 mL whole blood. Platelet Count: Minimum Volume = 45,000: 2 mL; 20,000-45,000: 5 mL; < 20,000: 10 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Do not centrifuge. | |
Transport temperature: |
Room temperature. Do not refrigerate or freeze specimens. | |
Specimen stability: |
Room temperature: 6 days. Refrigerated: Unacceptable. Frozen: Unacceptable. | |
Rejection criteria: |
Stability limits exceeded, gross hemolysis, frozen specimen. | |
TEST DETAILS |
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CPT code(s): |
86023 | |
| 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: |
Platelet antibody direct. | |
Methodology: |
Flow Cytometry |
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Synonyms: |
Anti-Platelet Antibody, Direct,Platelet Associated IgG,Platelet Bound Antibody Platelet antibody screen PLTDIR, Quest test code 5019
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Clinical significance: |
Thrombocytopenia that is refractory to platelet transfusions may be due to direct platelet antibody. Testing is useful to differentiate immune from non-immune disorders | |