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A simple prediction score system for malignant brain edema progression in large hemispheric infarction
KwangWook Jo1, Suhas S Bajgur2, Hoon Kim1
1Department of Neurosurgery, Bucheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Plos One
|February 9, 2017
Summary
A new Malignant Brain Edema Score (MBES) helps predict risk after large hemispheric infarction. This score identifies patients needing early intervention to improve outcomes and prevent death.
Area of Science:
- Neurology
- Neurosurgery
- Radiology
Background:
- Malignant brain edema (MBE) following hemispheric infarction poses a significant risk of brain herniation, poor prognosis, and mortality.
- Early interventions, such as decompressive craniectomy, can potentially improve patient outcomes.
Purpose of the Study:
- To develop a simple prediction score to identify patients with large hemispheric infarction (LHI) at high risk for developing MBE.
- To facilitate early identification and management of high-risk patients.
Main Methods:
- A retrospective study included 121 patients with LHI (2011-2014), divided into MBE and non-MBE groups.
- Logistic regression identified independent predictors: baseline National Institutes of Health Stroke Scale (NIHSS) score, Alberta Stroke Program Early Computed Tomography Score (ASPECTS), collateral score (CS), and revascularization failure.
- A scoring system (MBE Score - MBES) was developed based on these factors.
Main Results:
- Four factors independently predicted MBE: NIHSS score, ASPECTS, CS, and revascularization failure.
- Patients with an MBES of 0-1 had no MBE development, while all patients with an MBES of 6 developed MBE.
- The MBES demonstrated a strong association with both MBE development and functional outcomes.
Conclusions:
- The MBE Score (MBES) is a simple and reliable tool for predicting MBE risk in patients with LHI.
- Early identification of high-risk patients using MBES can guide timely interventions.
- The MBES is associated with patient outcomes, highlighting its clinical utility.
