Heparin-induced thrombocytopenia (HIT) is a severe complication of heparin therapy with a non-negligible incidence (estimated at 2.6% of unfractionated heparin treatments and 0.2% of low molecular weight heparin treatments). It is generally secondary to the appearance of IgG antibodies directed against the platelet factor 4 (PF4) - heparin complex. These antibodies, once bound to this complex, are likely to activate platelets: the thrombotic risk generated can be potentially fatal.
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Retrospective description of the biological diagnosis approach for heparin-induced thrombocytopenia (HIT) in the Hematology laboratory of the University Hospitals of Strasbourg
Timeframe: through study completion, an average of 1 month