Consider MRI but low yield and rarely changes mgmt Postconcussion sx are common after head injury May exclude development of confounding nontraumatic causes e g tumor

By rray, 30 October, 2023
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In mild head trauma imaging in the chronic setting is usually negative
In more severe trauma cases or prior intracranial injury imaging in the chronic period rarely reveals additional actionable changes
CT has little role but may consider when results are needed quickly
Data and consensus lacking for use of MRA head w o IV contrast MRI head w o and w IV contrast or MRI head w o IV contrast w DTI
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Consider MRI, but low yield and rarely changes mgmt. Postconcussion sx are common after head injury. May exclude development of confounding nontraumatic causes (e.g., tumor).