Prospective and Monocentric Study of the Incidence of Venous Thromboembolic Disease (VTE) in Spinal Cord Injury (SCI) Patient Between 3 and 12 Months After SCI

Inclusion Criteria: * Age greater than 18 years. * Patients having paraplegia or tetraplegia from C2 levels and above S1 * Paraplegia and tetraplegia of traumatic or non progressive SCI from traumatic or medical origin (ischemic, post-surgical, myelitis, benign tumor) * Informed consent signed. * stabilized respiratory situation with absence of chronic hypoxemia (hypoxemia being characterized by PaO2 steady state \<7.33 kPa) * Patient not amputated. * Absence of heart failure with ejection fraction below 30% * Lack of solid neoplasia or progressive lymphoid haemopathy for 5 years, or myeloproliferative disorders (including polycythemia and thrombocythemia). * No personal history of VTE and / or thrombophilia before the injury. Exclusion Criteria: * Unstabilized respiratory situation with presence of chronic hypoxemia (hypoxemia being characterized by PaO2 steady state \<7.33 kPa) * Amputated Patient. * Patients with heart failure with ejection fraction below 30% * Solid neoplasia or progressive lymphoid haemopathy for 5 years, or myeloproliferative disorders (including polycythemia and thrombocythemia). * Personal history of VTE and / or thrombophilia before the injury. * Can not to follow during the study period * Pregnant women * Patient Refusal