Transcranial Doppler on Admission of Patients With Mild to Moderate Traumatic Brain Injury

You may be eligible if

• Criteria for inclusion:
• 15 years of age or more
• primary admission for mild TBI (GCS 14-15) or moderate (GCS 9-13) TBI.
• with or without multiple injury.
• with no hemodynamic or respiratory distress: SAP \>90mmHg, SPO2 \>92%,hemoglobin \> 8 g/dl.
• with mild brain lesions on CTscan according to the traumatic coma data bank classification (TCDB) II: diffuse injury with cisterns present and no midline shift, mixed density lesions \<25 ml.
• Transcranial Doppler within 8 hours after the trauma.
• patient affiliated to the social security system or equivalent
• Criteria for exclusion:
• Severe TBI (GCS\<9)
• Penetrating TBI
• patient with no brain CT scan
• patient with normal brain CT scan (TCDB I), or severe brain CT scan (TCDB III-IV)
• Hemodynamic or respiratory distress
• Patient treated with anticoagulants: oral anticoagulant, heparin, anti-platelet agent (except Aspirin)
• previous intracranial surgery
• Patient with sedation and mechanical ventilation
• transcranial Doppler unable
• patient deprived of freedom by judicial or administrative decision
• Follow up at 7 days impossible
• Refusal consent to use data for statistics