What tests are done for cerebral blood supply?
Insufficient blood supply to the brain is a common neurological disease that may cause dizziness, headache, memory loss and other symptoms. To accurately diagnose problems with blood supply to the brain, doctors usually recommend a series of tests. The following is the content related to cerebral blood supply examination that has been hotly discussed on the Internet in the past 10 days for your reference.
1. Common symptoms of insufficient blood supply to the brain
Symptoms of insufficient blood flow to the brain vary from person to person, but here are some common ones:
| Symptoms | Description |
|---|---|
| dizziness | Sudden or persistent dizziness, especially when standing or turning your head |
| headache | Frequent or severe headaches, which may be accompanied by nausea |
| memory loss | Decreased short-term memory and poor concentration |
| blurred vision | Temporary blurred vision or visual field loss |
| limb weakness | Unilateral or bilateral limb weakness or numbness |
2. Main methods of cerebral blood supply examination
The following are the methods commonly used by doctors to examine cerebral blood supply. Each examination has its own unique advantages and scope of application:
| Check items | Check content | Applicable people |
|---|---|---|
| carotid artery ultrasound | Ultrasound to check carotid arteries for narrowing or plaque | Patients with hypertension and hyperlipidemia |
| Transcranial Doppler (TCD) | Detect brain blood flow velocity and evaluate vascular function | Patients with frequent dizziness and headaches |
| Magnetic resonance angiography (MRA) | Using magnetic resonance technology to reveal brain blood vessel structures | Patients with suspected cerebral vascular malformation |
| CT Angiography (CTA) | Visualization of cerebral blood vessels with CT scan and contrast agent | acute stroke patients |
| Electroencephalogram (EEG) | Record brain electrical activity and assess brain function | Patients with epilepsy or impaired consciousness |
3. Precautions for cerebral blood supply examination
Before performing cerebral blood supply examination, patients need to pay attention to the following matters:
| Things to note | Specific content |
|---|---|
| Fasting before examination | Some tests require fasting, such as CTA or MRA |
| Avoid strenuous exercise | Avoid strenuous exercise 24 hours before the test to avoid affecting the results |
| Tell drug history | Tell your doctor in advance about the medications you are taking, especially anticoagulants |
| relax | Stay relaxed during the examination to avoid being nervous and affecting the results. |
4. How to improve insufficient blood supply to the brain
In addition to medical examinations, blood supply to the brain can also be improved through the following methods in daily life:
| Improvement methods | Specific measures |
|---|---|
| Eat properly | Eat more foods rich in Omega-3, such as deep-sea fish and nuts |
| Moderate exercise | Perform aerobic exercise 3-5 times a week, such as brisk walking and swimming |
| control blood pressure | Monitor blood pressure regularly to prevent blood pressure from being too high or too low |
| Get enough sleep | Ensure 7-8 hours of sleep every day and avoid staying up late |
5. Summary
Insufficient blood supply to the brain is a health problem that requires attention. Through scientific examination and daily conditioning, symptoms can be effectively prevented and improved. If you have relevant symptoms, it is recommended to seek medical treatment in time and choose the appropriate examination method according to the doctor's advice.
The above content combines the hot topics and hot content on the Internet in the past 10 days. I hope it can provide you with valuable reference.
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