UW Hospital and Clinics Lab Test Directory
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Post Transfusion Purpura
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| Test Code(s): |
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PTPPNL / HCPTPPBL
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| CPT Code(s): |
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81400x8, 86022
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| Test Description: |
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Test Component: Platelet Antibody Identificaion Panel
Platelet Antigen Genotyping Panel
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| Testing Site: |
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Testing will be sent to an approved reference laboratory.
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| Turnaround Time: |
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Routine: Approximately 2 weeks.
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Specimen Requirements
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| Specimen: |
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Blood
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| Collection Instructions: |
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Collect 10 mL EDTA whole blood and 2-9mL red top tubes. For pediatric patients, collect 5 mL EDTA whole blood and 1-9mL red top.
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| Collection Container: |
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Preferred: See collection instructions.
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| Specimen Transport: |
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Transport specimen to UWHC Core Laboratory (B4/220). Transport with coolant pack if coming from outreach location.
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| Stability: |
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Ambient: Not acceptable
Refrigerated: 7 days
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Interpretation
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