BRAIN ISCHEMIA

This study aims to understand if COVID-19 vaccines have any impact on brain health in healthy people. Researchers will use MRI scans to look for changes in the brain's blood vessels and structure. The study will follow 500 adults from Hong Kong who have already had a baseline bra…

This long-term study is tracking 5,000 adults in Hong Kong who either have a brain disease (like stroke or dementia) or are at high risk due to family history or early signs. Researchers will collect medical records and questionnaires every 6 months to find what factors lead to b…

This study will follow 500 people who have had a stroke and also have atrial fibrillation (an irregular heartbeat). Some were taking blood thinners when they had their stroke, others were not. Researchers want to understand why blood thinners fail in some patients, by looking at …

This study compares four different anesthesia techniques during sinus surgery to see which one keeps the brain safest and provides the best surgical conditions. Researchers will measure brain injury markers in the blood and rate bleeding during surgery. 150 adults undergoing sinu…

This study will measure a protein called BD-tau in the blood of 100 people who have had an acute ischemic stroke. Researchers will take blood samples every hour for 48 hours to see how the protein levels change over time. The goal is to better understand brain injury patterns and…