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What is the difference between dementia and Alzheimer's disease?
What is dementia & Alzheimer's?
Is dementia a disease or a syndrome?
Mar 13, 2024 · Learn how dementia and Alzheimer's disease are different, and what symptoms and causes they share. Find out how to diagnose and treat these conditions, and what to expect from Mayo Clinic experts.
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Dementia is a general term for a decline in mental ability severe enough to interfere with daily life, while Alzheimer’s is a specific disease. Alzheimer’s is the most common cause of dementia, accounting for 60-80% of cases. Learn about the symptoms, stages, risk factors and more of both terms from alz.org.
- Vascular Dementia
- Dementia with Lewy Bodies
- Parkinson’s Disease Dementia
- Frontotemporal Dementia
- Posterior Cortical Atrophy
- Creutzfeldt-Jakob Disease
- Wernicke-Korsakoff Syndrome
- Mixed Dementia
- Normal Pressure Hydrocephalus
- Huntington’s Disease
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Vascular dementiais caused by a blockage of blood flow to your brain and is often related to strokes or the buildup of plaque in your arteries. Symptoms can vary widely and may onset slowly or suddenly.
Dementia with Lewy bodiesis a progressive disease caused by deposits of protein in your nerves that disrupt electrical signals. It may cause symptoms such as changes in thinking, confusion, and changes in movement patterns.
Parkinson’s disease dementia is a decline in cognitive ability that often develops in many people with Parkinson’s a year or more after diagnosis. It’s estimated that about 50 to 80 percentof people with Parkinson’s eventually experience dementia, with an average onset of about 10 years.
Frontotemporal dementia is a group of conditions characterized by loss of brain function in the part of your brain near your forehead or behind your ears. According to the Alzheimer’s Association, behavioral changes are often the first symptoms of frontotemporal dementia.
Posterior cortical atrophy is a progressive deterioration of the outer layer of your brain called the cortex in the posterior part of your brain. Symptoms can vary, but often include problems with visual tasks such as reading or perceiving moving objects.
Creutzfeldt-Jakob disease is a rare infectious disease that affects about 350 peopleTrusted Source in the United States each year. It causes dementia that progresses rapidly and often starts with problems with muscle coordination, personality changes, and vision problems. About 70 percentTrusted Sourceof people die within a year.
Wernicke-Korsakoff syndrome is a brain disorder caused by a lack of vitamin B1. The most common cause is chronic alcohol misuse. Symptoms may include double vision, confusion, drooping upper eyelids, and loss of muscle coordination.
Mixed dementia is when a person has more than one type of dementia. The most common combination is vascular dementia with Alzheimer’s disease. This combination affects as many as 22 percentTrusted Sourceof older adults.
Normal pressure hydrocephalusis a condition caused by a buildup of fluid in the ventricles of your brain. It can cause problems with cognition, movement, and bladder control. In most cases, the cause isn’t known. But head injuries, infections, bleeding in your brain, and surgery can contribute to its development.
Huntington’s disease is a rare condition that causes nerve cells in your brain to break down. It’s caused by a gene abnormality. Early symptoms can include mood changes, psychosis, and poor coordination.
Learn how dementia and Alzheimer’s disease affect memory, behavior, and communication. Find out the causes, symptoms, treatments, and outlook of each condition.
- Daniel Yetman
Jun 15, 2020 · Dementia is a broader term for various disorders that cause memory loss and thinking problems, while Alzheimer’s is the most common form of dementia. Learn about the symptoms, diagnosis and treatment of both conditions, and how they differ from typical aging.
- Kathleen Fifield
Aug 23, 2022 · Learn the difference between Alzheimer’s disease and other types of dementia, such as vascular, Lewy body, mixed, frontotemporal, and CJD. Find out the symptoms, causes, diagnosis, and treatment options for each type of dementia.
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- Kelli Miller
Learn how to distinguish between dementia and Alzheimer's, the most common form of dementia. Find out the causes, symptoms, and treatments of other types of dementia and how to support research for a cure.
Jun 7, 2023 · Mild dementia due to Alzheimer's disease. Moderate dementia due to Alzheimer's disease. Severe dementia due to Alzheimer's disease. Dementia is a term used to describe a group of symptoms that affect intellectual and social abilities enough to interfere with daily function.
