Heparin Induced Thrombocytopenia (HIT) Screen Test

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Test Code	HITS
Container ID	C, CP, CH
Additional (Storage) Instructions	Instructions for: Regional Laboratories Store Platelet Poor Plasma frozen at -20°C. Store Primary Sodium Citrate refrigerated at 4°C.
Additional Transport Instruction	Instructions for: Regional Laboratories Transport Platelet Poor Plasma aliquots frozen in biofreeze bottles.
Laboratory Notes	After centrifugation, coagulation specimens remain viable for up to 8 hours at room temperature (RT). Instructions for: Regional Laboratories Please ensure routine coagulation testing is validated prior to double centrifuging for Complex Haemostasis testing. Create a Platelet Poor Plasma aliquot by double centrifuging, aliquoting, and freezing (in line with LWI-HAUT-007). Refer to LWI-HAUT-021 for the number of aliquots required for this test. Instructions for: Heidelberg Specimen Reception Please forward frozen aliquots to the Coagulation Department. Hand directly to a staff member.

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