Heparin-Induced Thrombocytopenia: Development and Validation of a Predictive Clinical

Inclusion Criteria

• •all patients presenting, either during or immediately after treatment:
• •* thrombocytopenia and/or venous or arterial thrombosis
• •* for whom a request for biological assessment to check for HIT (anti-H-PF4 ELISA test) is to be addressed to the specialized haemostasis laboratory participating in the study