NCT04002505
The "Concussion or Brain Bleed" Trial
Enrolling by Invitation
NAAges 18–65InterventionalHealth servicesMayo ClinicInvestigator-initiated
~370 participants
Updated 2026-05-29 on ClinicalTrials.gov
What's tested:Concussion and Brain Bleed App (CBB)
At a glance
Recruiting sites
0 of 1 listed site is recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Rate of CT Scans
Measured over 6 months
Conditions
Where it's being run
1 sites across 1 statesMinnesota1
Study leadership
- Neha Raukar, MD · PRINCIPAL_INVESTIGATOR · Mayo Clinic
Who to contact
This trial hasn't published a contact. View it on ClinicalTrials.gov
Do you actually qualify for this trial?
Add a private profile and we'll compare every criterion below against your situation — and tell you which ones are met, uncertain, or excluding.
Eligibility criteria
Inclusion
18-65 years old
Present to the Emergency Department with a blunt head injury within the past 24 hours
Determined to be low risk by the Canadian CT Head Rules (CCHR), and are being considered for a head CT by the treating provider.
Exclusion
Patients who are pregnant
Non-English speaking
In police custody
Undergoing psychiatric evaluation
Found to have drug or alcohol intoxication
What this trial measures
- Rate of CT Scans6 months
Number of CT scans performed when using the Concussion and Brain Bleed app