Alzheimer's disease - Symptoms and causes - Mayo Clinic
WEBJul 10, 2024 · Alzheimer's disease causes the brain to shrink and brain cells to eventually die. Alzheimer's disease is the most common cause of dementia — a gradual decline in memory, thinking, behavior and social skills. These changes affect …
Dementia - Symptoms and causes - Mayo Clinic
WEBAlzheimer's disease. This is the most common cause of dementia. Although not all causes of Alzheimer's disease are known, experts do know that a small percentage are related to changes in three genes. These gene changes can be passed down from parent to child.
Alzheimer's stages: How the disease progresses - Mayo Clinic
WEBJun 7, 2023 · The five Alzheimer's stages can help you understand what might happen. But it's important to know that these stages are only rough generalizations. The disease is a continuous process. Each person has a different experience with Alzheimer's and its …
Alzheimer's disease - Diagnosis and treatment - Mayo Clinic
WEBJul 10, 2024 · An important part of diagnosing Alzheimer's disease includes being able to explain your symptoms. Input from a close family member or friend about your symptoms and their impact on your daily life helps.
Alzheimer's: Is it in your genes? - Mayo Clinic
WEBApr 29, 2023 · A very small number of people who get Alzheimer's disease have the young-onset type. Symptoms of this type usually appear between ages 30 and 60. This type of Alzheimer's disease is strongly linked to genes. Scientists have found three genes in which changes cause early-onset Alzheimer's disease.
Diagnosing Alzheimer's: How Alzheimer's is diagnosed
WEBMar 13, 2024 · To diagnose Alzheimer's dementia, healthcare professionals conduct tests to measure memory impairment and other thinking skills. They also judge functional abilities and identify behavior changes. A series of tests can rule out other possible causes of …
Young-onset Alzheimer's: When symptoms begin before age 65
WEBApr 10, 2024 · Three different genes may have a mutation that causes young-onset Alzheimer's disease. These genes are APP, PSEN1 or PSEN2. A person who inherits at least one copy of a mutated gene will likely develop Alzheimer's disease before age 65.
Lewy body dementia - Symptoms and causes - Mayo Clinic
WEBJun 2, 2023 · Causes. Lewy body dementia is characterized by the buildup of proteins into masses known as Lewy bodies. This protein also is associated with Parkinson's disease. People who have Lewy bodies in their brains also have the plaques and tangles associated with Alzheimer's disease.
Frontotemporal dementia - Symptoms and causes - Mayo Clinic
WEBNov 28, 2023 · Frontotemporal dementia (FTD) is an umbrella term for a group of brain diseases that mainly affect the frontal and temporal lobes of the brain. These areas of the brain are associated with personality, behavior and language. In frontotemporal dementia, parts of these lobes shrink, known as atrophy.
Vascular dementia - Symptoms & causes - Mayo Clinic
WEBJul 29, 2021 · Symptoms often overlap with those of other types of dementia, especially Alzheimer's disease dementia. But unlike Alzheimer's disease, the most significant symptoms of vascular dementia tend to involve speed of thinking and problem-solving rather than memory loss.