Tests for dementia and Alzheimer's disease

Alzheimer's disease, commonly known as 'Alzheimer's', is a serious neurodegenerative disease that affects millions of people worldwide. It is a progressive disease that affects the brain and leads to memory loss, cognitive disorders and behavioral changes.

There are also other dementias that are less common, such as vascular dementia, Parkinson's dementia, Lewy body dementia, frontal lobe dementia, and mixtures of these. Dementia is the collective name for all these different types of diseases together. Most progress has been made in developing possible treatment options for Alzheimer's disease.

However, it is not always easy to distinguish between the diseases and often there is a mixture of Alzheimer's disease and vascular dementia. For this reason, treatment with the drugs used in Alzheimer's disease is often tried.

To understand if you may be at risk for Alzheimer's disease, for example, or if you are showing early signs of the disease, it may be helpful to test your symptoms. There are self-tests available that can give an indication of whether you should seek medical help and undergo a more thorough evaluation.

Here you can take a quick test to assess whether you are experiencing common symptoms of early dementia, such as Alzheimer's disease - quick test.

Understanding Alzheimer's disease and symptoms of dementia

To assess your own symptoms, it is important to understand what dementia is and what the most common symptoms are.

The main characteristic is memory loss, especially for newly learned information.

Other early symptoms may include difficulty finding words, confusion about time and place, problems with problem solving, and decreased ability to perform everyday tasks.

We help those who experience memory problems

With extensive experience in helping individuals with concerns about cognitive disorders, we offer digital assessment. You can see a specialist right away - from the comfort of your own home.

What is Alzheimer's disease?

Alzheimer's disease is a type of dementia that gradually destroys brain cells, causing memory loss and cognitive disorders. The disease is characterized by the formation of clumps around nerve cells in the brain, known as amyloid plaques.

It consists mainly of beta-amyloid, a type of protein that is also present in a healthy brain. The plaques first appear in the hippocampus (the brain's memory center) and eventually spread to other parts of the brain.

Other typical changes in Alzheimer's disease are fibrils, also known as tangles. These are small thread-like structures formed by the protein tau inside brain cells. The fibrils hinder the transport of nutrients in the nerve cells.

The au protein is important for the nerve cell's 'skeleton', which is also important for transportation inside the cell. When Alzheimer's disease develops, the internal structure of the nerve cell is destroyed and dies. Together, these changes affect communication between brain cells. The overall result is that it becomes more difficult to think clearly and remember information.

Common symptoms of Alzheimer's disease

In addition to memory loss, people with Alzheimer's disease or other dementias may also experience difficulty finding words, confusion about time and place, problems with problem solving, difficulty making decisions, changes in mood and behavior, and difficulty performing everyday tasks such as dressing or cooking.

These symptoms can gradually worsen over time. In addition to these common symptoms, there may be other less well-known symptoms that can also be signs of Alzheimer's disease.

People with Alzheimer's disease may have difficulty understanding the value of money and may make poor financial decisions. It may also be difficult for them to keep track of their money and pay bills on time.

Other less well-known symptoms include sleep disturbances. People with Alzheimer's disease may have difficulty falling asleep or sleeping through the night. They may wake up several times during the night and have difficulty getting back to sleep. This can lead to tiredness and daytime fatigue during the day.

Another less well-known symptom is changes in appetite. People with Alzheimer's disease may experience a reduced appetite or an altered sense of taste. As you can see, there are many different symptoms of Alzheimer's disease, and they can vary from person to person.

It is important to be aware of these symptoms and seek medical help if you suspect that you or someone close to you may have Alzheimer's disease.

The earlier the disease(s) are detected, the better the chances of accessing treatments that can improve quality of life. It is also important to enable entitlement to available support services as well as to provide caregivers with an understanding of the level of functioning and the right approach.

Self-test to identify early signs of Alzheimer's disease and dementia

A self-test can be a useful tool to assess whether you are experiencing early signs of Alzheimer's disease. It is important to remember that a self-test only provides an indication and cannot replace a professional assessment.

If you are worried about your symptoms or suspect that you may have Alzheimer's disease, you should have a more comprehensive assessment.

How to perform a self-test

A self-test for Alzheimer's disease includes a series of questions related to perceived symptoms. These should only be used to help assess whether there is a need for more extensive testing.

If there is a need for more extensive testing and medical assessment, these tests can also be carried out digitally from home. This is done after an initial discussion with a nurse. The tasks performed aim to assess your memory function and cognition.

You may be asked to repeat a series of words or numbers, to draw a clock, or to answer questions about past events. Performing these tasks will give a picture of the areas where you experience difficulties.

For a more comprehensive assessment, other aspects should also be taken into account, which is why a number of questions on medical history etc. follow. Family members should also be involved to provide a more comprehensive basis for a medical assessment.

We help those who experience memory problems

With extensive experience in helping individuals with concerns about cognitive disorders, we offer digital assessment. You can see a specialist right away - from the comfort of your own home.

Interpreting the results of self-tests

It is important to remember that the results of a self-test should never be taken as an indication of a definitive diagnosis. If you understand that you may be experiencing early signs of Alzheimer's disease, you should seek medical help for a more comprehensive evaluation.

Doctors conducting a basic or extended dementia assessment use a variety of methods, including physical and cognitive tests, X-rays, a range of blood tests and, in some cases, spinal fluid tests. This provides the basis for an overall assessment and for ruling out other treatable diseases before a final diagnosis is made.

When and why you should seek medical help

Seeking medical help at an early stage is important for early treatment and support. There are a number of treatable diseases with cognitive impairment as part of their symptoms.

These can be successfully treated with the right interventions. Early detection of Alzheimer's disease and other dementias today cannot result in a cure, but treatment can alleviate symptoms, enable better support and planning for the future.

The importance of early detection

Early detection gives you the opportunity to learn about the disease, find appropriate treatments and seek support and resources.

By being aware of your symptoms, you can also take steps to try to improve your cognitive functions and quality of life. It also allows the family to plan for the future and, in the best of worlds, to express what is important even in the later stages of the disease.

When to contact a doctor

If you experience memory loss, cognitive disorders or other symptoms that may indicate Alzheimer's disease, you should consult a doctor.

A doctor can perform a thorough evaluation of your symptoms and recommend further action. It is important to remember that earlier diagnosis and treatment can make a big difference in managing the disease.

Living with Alzheimer's disease and dementia

For people who have been diagnosed with Alzheimer's disease, for example, everyday life can be very challenging. It is important to have strategies and support to deal with daily challenges.

Dealing with daily challenges

There are different ways to deal with the daily challenges that can arise with Alzheimer's disease.

This may involve using memory aids, structured routines and involving other people in your care and support. Communicating openly with loved ones about your needs and receiving professional support can be very helpful.

Support and resources for people with Alzheimer's disease

There are many resources and organizations dedicated to supporting people with Alzheimer's disease and their families.

These resources can offer information, advice, training and social support. Connecting to these community networks can be extremely valuable and help facilitate the daily living of people with Alzheimer's disease.

Prevention and lifestyle changes

While there is no cure for Alzheimer's disease, there are some preventive measures and lifestyle changes that can help reduce the risk or delay the progression of the disease.

Healthy diet and exercise

Eating a healthy diet rich in fruit, vegetables and fish can be beneficial for your brain.

Regular physical activity can also help improve blood flow to the brain and promote cognitive health. Put simply, the 'Mediterranean diet' is good for the brain. What is good for the heart is also good for the brain.

Mental training and activities

Keeping the brain active by engaging in intellectually challenging activities can also be beneficial for maintaining cognitive function. Examples of such activities include reading, learning new things, solving puzzles, or participating in social activities.

Testing your symptoms for Alzheimer's disease can be an important first step in gaining a better understanding of your situation and taking the right action.

Remember that self-tests do not replace a doctor's assessment, but they can give an indication of whether you should seek further medical help. By being aware of your symptoms, seeking early diagnosis and getting appropriate support, you can take control of your own health and quality of life.

Johan Sundelöf, Consultant, Specialist in Geriatrics and Palliative Medicine
Reviewed by: Johan Sundelöf, Consultant, Specialist in Geriatrics and Palliative Medicine
Updated: December 4, 2023
Published: December 15, 2020

Tests for dementia and Alzheimer's diseaseAbout assessmentBasic dementia assessmentExtended dementia assessmentThe importance of early assessmentTreatment of dementia
We help those who experience memory problems
With extensive experience in helping individuals with concerns about cognitive disorders, we offer digital assessment. You can see a specialist right away - from the comfort of your own home.
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