Head CT or MRI recommended Subacute 8 to 30 days after initial trauma Pts w change in neuro status are at high risk for progressive intracranial injury and may require neurosurgical intervention

By rray, 30 October, 2023
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Injury may be due to secondary processes such as herniation from worsening parenchymal edema ischemia hydrocephalus and progressive or delayed hemorrhage During the subacute phase up to 30 of contusions may cause worsening mass effect w edema from toxic m
Consider MRI for persistent unexplained or new neuro deficits or in absence of findings on prior CT MRI has high sensitivity for blood products including small brainstem and infratentorial hemorrhages as well as subacute hemorrhage which becomes less dens
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Head CT or MRI recommended. Subacute = 8 to 30 days after initial trauma. Pts w/ change in neuro status are at high risk for progressive intracranial injury and may require neurosurgical intervention.