The Relationship Between Controlling Risk Factors and Cerebral Haemodynamics in Lacunar Stroke
This study wants to understand how managing common health conditions like high blood pressure and diabetes affects blood flow in the brain in people who have had a lacunar stroke. Lacunar strokes happen when small blood vessels deep inside the brain get blocked. We will do a simple test where you sit and stand a few times to measure blood flow in your brain. This test will be done once before you start managing your health conditions better, and then again four weeks later. By comparing these two tests, we hope to see if better control of your health conditions leads to better brain blood flow. This information could help doctors know better how to care for people after a lacunar stroke.
At a glance
What is this study about?
This study is about a type of stroke called a lacunar stroke. These strokes happen when tiny blood vessels deep inside your brain get blocked, which can lead to damage. Even though they affect small areas, lacunar strokes can still cause concerns like problems with thinking and memory. Doctors often treat people after a lacunar stroke by helping them manage their blood pressure, blood sugar (if they have diabetes), and by giving medicines to prevent more blood clots.
Our research is focused on understanding how improving the management of health conditions like high blood pressure and diabetes might affect the way blood flows in your brain after a lacunar stroke. Your brain has clever ways to keep blood flow steady, even if your blood pressure changes. We want to see if better control of these conditions helps your brain do this job more effectively.
We'll be looking for changes in brain blood flow. The information we gather could help doctors and healthcare professionals understand more about new and better ways to help people recover after a lacunar stroke and prevent future problems. It’s important to note that this is an observational study, which means we’re watching and learning, not testing out new treatments.
Key takeaways
- This study investigates brain blood flow after a lacunar stroke.
- It aims to see if managing high blood pressure and diabetes changes blood flow.
- It involves a simple, non-invasive sit-stand blood flow test.
- Participation requires two appointments, four weeks apart.
- You will continue your usual medical care, no new treatments are given.
Who may be eligible?
To join this study, you need to be an adult, aged 18 or older, and have received a diagnosis of a lacunar stroke. We are also looking for people who have either been newly diagnosed with or already know they have high blood pressure and/or diabetes.
There are a few reasons why someone might not be able to take part. If you have other serious medical conditions, especially those that badly affect your brain's blood flow, such as severe heart failure, you might not be suitable for this study.
Also, if you are unable to do the simple sit-and-stand test required for the study, or if you cannot give consent (agree to take part) and don't have a family member or close friend who can agree for you, then you won't be able to join.
Could this study suit you?
Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.
- Are you an adult aged 18 or older?
- Have you been diagnosed with a lacunar stroke?
- Do you have high blood pressure and/or diabetes?
- Can you comfortably sit and stand up twice for a test?
- Do you have any serious heart conditions that heavily affect your blood flow?
What does participation involve?
If you decide to take part, you will have two appointments. Each appointment will be very similar. During each appointment, you will have a simple brain blood flow assessment. This involves a test where you will be asked to sit down and then stand up two times. This test measures how blood flows in your brain as you change position. Your first appointment will happen before you make changes to manage your risk factors (like blood pressure or diabetes). Your second appointment will be four weeks later, after you’ve started to manage these risk factors. You will not be given any new medications or treatments as part of this study; you will continue with your usual medical care as advised by your doctor. The total duration of your involvement in the study will be about four weeks, plus the time for the two appointments.
Potential risks and benefits
Locations (1)
- University Hospitals of Leicester NHS TrustVerified postcodeLeicester, United Kingdom· Recruiting
Common questions
What is a 'lacunar stroke'?
A lacunar stroke is a type of stroke that happens when a small blood vessel deep inside your brain gets blocked. This can affect small areas of the brain.
What is 'brain blood flow assessment'?
It's a simple, safe test that uses sound waves (like an ultrasound) to measure how blood is flowing in your brain. You'll be asked to sit and stand during the test.
Do I have to change my medicines for this study?
No, you don't. You should continue with your usual medications and treatments as advised by your own doctors.
What are 'risk factors'?
These are health conditions like high blood pressure or diabetes that can make strokes more likely. Managing them means trying to keep them under control.
How long will I be involved in the study?
Your involvement will include two appointments, spaced four weeks apart. Each appointment will take a short amount of time for the blood flow test.
How to find out more
Jatinder S Minhas, SFHEA
Always speak to your GP or specialist before deciding to take part in a study.
Interested in taking part?
Discussion
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