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Published on: September 25, 2016
Computed tomographic findings in non-traumatic hemorrhagic stroke
Pipat Chiewvit1, Nasuda Danchaivijitr, Yongchai Nilanont
1Department of Radiology, Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand. siscv@mahidol.ac.th
Summary
Computed tomography (CT) imaging aids in the early identification of hemorrhagic stroke patients. Key predictors of early mortality include large hematoma volume and intraventricular hemorrhage extension.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Hemorrhagic stroke is a significant cause of mortality and morbidity.
- Early and accurate diagnosis is crucial for patient management and outcome prediction.
Purpose of the Study:
- To analyze computed tomography (CT) findings in hemorrhagic stroke patients.
- To correlate CT findings with clinical outcomes.
- To assess interobserver agreement in identifying hemorrhagic stroke on CT.
Main Methods:
- Retrospective analysis of 131 hemorrhagic stroke cases from Jan 2004 to Dec 2005.
- Collected and verified CT imaging features and clinical data.
- Calculated percentages, predictive values, and kappa statistics for interobserver agreement.
Main Results:
- Intracerebral hemorrhage was the most common type, frequently occurring in the thalamus and basal ganglia.
- Hematoma volume > 60 cm³ and intraventricular hemorrhage extension were significant predictors of early mortality (p < 0.05).
- Interobserver agreement for CT interpretation of hemorrhagic stroke type and location was very good (Kappa = 0.861 and 0.866, respectively).
Conclusions:
- CT imaging is effective for early identification of hemorrhagic stroke.
- CT provides crucial imaging evidence for predicting high mortality risk in these patients.
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