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Intraparenchymal and intraventricular hemorrhage without mass effect in traumatic coma
1Department of Surgery, Chang Gung Medical College, Taipei, Taiwan, R.O.C.
Summary
This study analyzed 57 head-injured patients with diffuse axonal injury (DAI). Key prognostic factors for poor outcomes in DAI patients include advanced age and brain stem hemorrhage.
Area of Science:
- Neuroscience
- Neurology
- Radiology
Background:
- Diffuse axonal injury (DAI) is a common and severe consequence of traumatic brain injury.
- Computerized tomography (CT) is a crucial imaging modality for diagnosing DAI and associated intracranial pathologies.
Purpose of the Study:
- To analyze CT findings in head-injured patients with diffuse brain injury/diffuse axonal injury.
- To identify reliable prognostic parameters for predicting outcomes in patients with DAI.
Main Methods:
- Retrospective analysis of 57 head-injured patients with CT findings consistent with DAI.
- Detailed examination of hemorrhage patterns (intraparenchymal, intraventricular) and associated focal lesions.
- Correlation of clinical presentation and CT findings with patient outcomes.
Main Results:
- 40% of patients had associated intracranial focal lesions.
- Deep nuclei were the most common site for intraparenchymal hemorrhage.
- Brain stem hemorrhage was observed in 9 patients, and 49% of all patients achieved a good outcome.
Conclusions:
- Age over 60, abnormal motor/eye responses, focal lesions, and brain stem hemorrhage are significant indicators of a grave prognosis in DAI patients.
- CT findings provide valuable information for predicting outcomes in diffuse axonal injury.