Please assess the completion status of the following clinical trial:

Trial Title: Concordance Between Ultra-low Dose (ULD) and Standard Dose CT Scans in the Search for Traumatic Brain Injury

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* All patients in an emergency situation with a head trauma requiring a scan, i.e. moderate or severe skull trauma, Group 1 or 2 according to the Brain Trauma Task Force classification (Guidelines for management of severe head injury. J Neurotrauma 2000 ; 17 : 507-11) as described by P. Schoettker et al. 2001).~* Patient with an isolated skull trauma or polytraumatized patient including skull trauma.~* Patient capable of giving informed consent or for whom a person of confidence or legal representative / family member has given informed consent and signed the consent form on the patient's behalf if the patient has been included in an emergency.~* Patients affiliated to or beneficiary of a health insurance scheme.~* All adult patients aged 18 or over.~Exclusion Criteria:~* Patients already taking part in another study for which it is not allowed to participate in other clinical studies.~* Patients in an exclusion period determined by another study.~* Patients who are pregnant, breastfeeding or about to give birth.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Patients requiring a CT scan in the search for cranial lesions following head trauma (Type: EXPERIMENTAL): All patients will undergo both conventional dose AND ultra low-dose CT scans in the search for cranial lesions following head trauma.

Based on this trial design, predict the completion outcome and termination type (if applicable).