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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Hematol Oncol Clin North Am. 2013 Apr 13;27(3):541–563. doi: 10.1016/j.hoc.2013.02.001

Table 2. Risk Factors for Thrombosis in HIT.

Predictors of Thrombosis in HIT
Correlated with Thrombotic Risk No Correlation

  • Sites of previous arterial or venous injury38,39

  • Low platelet nadir28

  • High antibody titers45,47

  • Thrombophilic markers (Protein C, Protein S, Antithrombin III or Factor V Leiden)39

  • FcR H/R 131 and other platelet glycoproteins43