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RESULT
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Test Name :
ADAMTS-13 Profile
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Order Code :
ADAMTS
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Note:
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Test performed by Special Coagulation Lab
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Synonyms:
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ADAMTS13, ADAMTS-13 Activity and Inhibitor; Von Willebrand Factor Cleaving Protease
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Specimen Type:
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Platelet-Free Plasma
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Container Type:
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Light-blue-top tube (sodium citrate)
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Required Volume:
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Full tube 4.5 mL Whole Blood (2 mL Serum or Plasma)
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Minimum Volume (Pediatric):
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Full tube 2.7 mL Whole Blood, or 1.8 mL blood, depending on size of tube used
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Methodology:
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Fluorescence Resonance Energy Transfer (FRET)
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Components:
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Standard Run Times:
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ADAMTS-13 activity: once per weekday. Weekend, please call 650 723 4813 to confirm. ADAMTS-13 inhibitor screen: batched, once/week, urgent test upon request
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Turnaround Time:
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Day of run
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Special Handling:
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Within 1 hour of collection, centrifuge tube to obtain platelet-poor plasma. The plasma is transferred to a plastic tube to be spun a second time to remove the platelet and obtain platelet-free plasma. Aliquot platelet-free plasma into plastic tubes (2 aliquots). Freeze immediately. CRITICAL FROZEN
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CPT Codes:
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85335, 85397
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LPCH EPIC Code:
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LAB3264
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SHC EPIC Code:
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LABADAMTS
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Causes For Rejection:
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Specimen improperly labeled, clotted, gross hemolysis, improperly filled tube, sent frozen but received thawed.
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Department:
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Coagulation
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