Effective January 17, 2024, UFH Anti-IIa testing will be performed at both Corewell Health Reference Laboratory West and Blodgett Immediate Response Laboratory in Grand Rapids.
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Rebecca Kunak
Effective August 23, 2023, Corewell Health Coagulation Laboratory will go live with UFH Anti-IIa testing.
The Anti-IIa 2 stage heparin assay is a chromogenic assay for measuring the activity of unfractionated heparin. This method only tests unfractionated heparin.
This heparin assay is a two stage Anti IIa ( 2 Stages Heparin Assay) based on the inhibition of a constant amount of Thrombin (IIa) by the tested heparin in the presence of exogenous antithrombin.
Corewell Health Laboratory (Grand Rapids) Coagulation laboratory is pleased to announce a change to our von Willebrand factor (VWF) activity test. The historical test von Willebrand ristocetin cofactor (LAB335) will be retired and replaced by von Willebrand factor activity (VWF activity, LAB1230904) on January 17, 2023.