Geisinger Medical Laboratories Test Catalog
TEG (THOMROBOELASTOGRAPH) PANEL |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB3774 Geisinger Epic ID: 140937 | ||||||||||||||||
SPECIMEN COLLECTION |
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Specimen type: |
Whole Blood | ||||||||||||||||
Preferred collection container: |
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Alternate Collection Container: |
Other size blue-top (3.2% sodium citrate) tubes (e.g., 1.8 mL, 4.5 mL)
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Specimen required: |
One (1) full 2.7 mL light blue top (3.2% sodium citrate) tube of whole blood. | ||||||||||||||||
Special notes: |
Test may only be collected and performed at testing laboratories (see below).
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SPECIMEN PROCESSING |
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Specimen processing instructions: |
Deliver to laboratory immediately after collection. Do not send sample through the pneumatic tube system. | ||||||||||||||||
Transport temperature: |
Room temperature | ||||||||||||||||
Specimen stability: |
2 hours | ||||||||||||||||
Rejection criteria: |
Clotted specimen, arterial or capillary specimen, improperly filled tube, centrifuged specimen, stability limits exceeded (2hr). Sample sent through pneumatic tube system. HCT > 55% without citrate adjusted tube. | ||||||||||||||||
TEST DETAILS |
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Reference interval: |
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Interpretation guide: |
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Additional information: |
TEG tracing available for real-time review using TEG Manager (requires GOAL course completion for website access). | ||||||||||||||||
CPT code(s): |
85347 x2, 85384 x2, 85576 x2 | ||||||||||||||||
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: |
Kaolin, Kaolin + Heparinase. | ||||||||||||||||
Methodology: |
Viscoelastic measurement of clot formation |
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Synonyms: |
Viscoelastography, Thromboelastogram
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Clinical significance: |
Global assessment of hemostasis using whole blood that is typically utilized to guide transfusion in patients with trauma, recent surgery, organ transplantation, or post-partum hemorrhage. If analysis of platelet function for aspirin or clopidogrel is needed, recommend ordering VerifyNow analysis since this study is not sensitive for these medications. | ||||||||||||||||
Doctoral Director(s:) |
Michelle Grant DO | ||||||||||||||||
Review Date: | 02/09/2023 |