Prospective Study of Different Biological Tests (Multiplate, ROTEM) in a Cohort of Patients Followed for Essential Thrombocytemia (ET)

Prospective Study of Different Biological Tests (Multiplate, ROTEM) in a Cohort of Patients Followed for Essential Thrombocytemia (ET)

There is no prospective study published on the Essential Thrombocythemia and the correlation between this specific disease, its complications and the biological variations observed.

The aim of this study is to demonstrate a correlation between biological tests of haemostasis, as Multiplate analyser and thromboelastometry (ROTEM) and the occurrence of clinical complications, thrombosis and/or haemorrhage, in order to determine if this biological tests could be biological prognostic factors

Inclusion Criteria:

• Adult aged more than 18 years old
• Patient followed in consultation for an Essential Thrombocythemia at diagnosis or during the follow-up
• Collection of the informed consent
• Patient affiliated to Social Security

Exclusion Criteria:

• Patients aged less than 18 years old
• Refusal of signature of the informed consent
• Patients under guardianship