This table outlines some of the most common types of dementia. Each person is unique and will experience dementia in their own way. Clinical criteria exist for all the main dementia subtypes, the main features of which are outlined in table 2 7 11. Different types of dementia dementia is a broad category that refers to the loss of cognitive functioning due to changes in the brain.
In the early stages however the pattern of prominent symptoms can help identify the most likely underlying disease process. Types of alzheimers disease nearly everyone with alzheimers disease will eventually have the same symptoms memory loss, confusion, trouble with oncefamiliar tasks, and making decisions. Difficulty remembering names and recent events is often an early clinical symptom. Whatever your diagnosis, though, there can be plenty of things you can do to help slow symptoms and continue to enjoy a. Trajectories of cognitive decline in different types of dementia volume 45 issue 5 l. Cortical dementia alzheimers disease, the most common of all types of dementia, accounts for between 60 and 80 percent of all cases of dementia and is a cortical dementia. These symptoms can include memory loss, difficulties with language, or problem solving, and are a result of damage to the brain caused by conditions like alzheimers disease, or a stroke. Dementia can be split into two groups based on which part of the brain is affected. Each type of dementia has a different cause and affects people in different ways. A public health approach to alzheimers and other dementias 351247 ppt. Alzheimers disease is the most common cause of dementia in older adults. Distinguishing different dementias diagnosing dementia, and its many types, can be challenging for physicians. Other common types of dementia include vascular dementia.
The three most common types of dementia and their differences. Different types of dementia the pharmaceutical journal. Pdf trajectories of cognitive decline in different types of. Here are some of the different types of dementia and these symptoms. Trajectories of cognitive decline in different types of dementia. Types of dementia it is a condition that has been noted in people for hundreds of years. Types of dementia learn about brain conditions associated with dementia and alzheimers disease including symptoms, causes, diagnosis and treatments. Sometimes dementialike symptoms can be caused by other conditions, such as depression, vitamin deficiencies, thyroid problems, and some infections, that when. Nov 11, 2006 different types of dementia in this article, andrew husband and alan worsley describe some different dementias and their treatments t he term dementia is used to describe a number of diseases, the most common of which is alzheimers disease ad.
Call our 24 hours, seven days a week helpline at 800. It is a condition that has been noted in people for hundreds of years. Learn more about and be able to distinguish between the different types of dementia with the help of this educational article from senior lifestyle. Other dementias resemble alzheimers disease in that they also involve a progressive degeneration of brain cells that is currently irreversible. Learn more about the different types of dementia, what to expect, and how to manage it properly.
It isnt a specific disease, but several different diseases may cause dementia. Understanding the different types of dementia senior lifestyle. This is the first out of the common types of dementia that we want to reveal in this article and want you and other readers to know for good. Different types of dementia are associated with distinct symptom patterns and distinguishing microscopic brain abnormalities. Frontotemporal dementia is fairly rare, but believed to be the fourth most common type of dementia. They affect the front and side parts of the brain, which are the areas that control. The nerve cell damage caused by frontotemporal dementia leads to loss of function in these brain regions, which variably cause deterioration in behavior, personality andor difficulty with producing or comprehending language.
Different types of dementia in this article, andrew husband and alan worsley describe some different dementias and their treatments t he term dementia is used to describe a number of diseases, the most common of which is alzheimers disease ad. Your loved ones treatments will depend on the type he has. It is possible for someone to have a combination of these types, which can make an accurate diagnosis more difficult. The different types of dementia the term dementia describes a collection of symptoms, rather than a disease. The causes of dementia can vary, depending on the types of brain changes that may be taking place. The juvenile form is rarer and causes symptoms in childhood or adolescence. There can also be an overlap or similarities between the types of dementia. Jan 16, 2020 dementia is a disease that affects millions of seniors in the us every year, causing irreversible loss of memory and functioning. Dementia was a relatively rare occurrence before the 20th century as fewer people lived to old age in preindustrial society. The 4 common types of dementiaad, vascular dementia, lewy body. These changes also make it difficult for people to.
Alzheimers disease and vascular dementia is the most common type. Frontotemporal dementia is a name used to describe several types of dementia, all with one thing in common. Aug 17, 2018 mixed dementia is a condition in which a person has more than one type of dementia. Alzheimers is sometimes seen with vascular dementia or dementia with lewy bodies. There are also reversible causes such as depression. Two different proteins, tau and tdp43, attack the brains frontal and temporal lobes, the sections. Patients can exhibit a broad range of symptoms which can overlap with other agerelated disorders. Alzheimers disease is the most common type of dementia. Frontotemporal dementia is an umbrella term for a group of conditions, including behavioralvariant frontotemporal dementia and certain types of primaryprogressive aphasia that involve difficulty speaking and understanding language. Certain types of dementia can be slowed or even reversed if caught in time. Each branch is slightly different from one another, but they still belong to the same tree. The different types of dementia also tend to affect people differently, especially in the early stages. Here, dr shaik and dr varma describe the clinical and imaging characteristics of each of these types of dementia.
It is not uncommon for people to have mixed dementia which is a combination of two or more disorders. This article is the first in a series of articles on dementia and is intended as an introduction to the condition, discussing how it is defined and the different types of disease. Unlike the types of dementia discussed previously, frontotemporal dementia is marked more by behavioral and emotional changes than by cognitive impairment. In fact, memory is preserved in people with frontotemporal dementia. Trajectories of cognitive decline in different types of dementia article pdf available in psychological medicine 4505. Alzheimers is the most common type of dementia, but there are many kinds.
The different types of dementia lesson 4 igericare. Other dementias include lewy body dementia, frontotemporal disorders, and vascular dementia. Different types of dementia can also affect people differently. Alzheimers disease is a type of dementia and, together with vascular dementia, makes up the vast majority of cases. Dementia and eight types of dementia caregiver resource network. There are a number of different diseases that cause frontotemporal degenerations. Experts think between 60% to 80% of people with dementia have this disease. An accurate diagnosis is critical for the proper management and treatment of these disorders. Varied attention and alertness from daytoday or at different times of day. Diagnosing dementia, and its many types, can be challenging for physicians. Huntingtons disease is a genetic condition that causes dementia.
With some types of dementia, the person may see things that are not really there visual hallucinations or. Understanding the different types of dementia livewell villages. List of 17 common types of dementia and early symptoms. Alzheimers disease is the most common cause of dementia, but there are other types of dementia too. This condition is the most common type of dementia. The first step is to understand what distinguishes normal memory loss from dementia symptoms, and how to identify the different types of dementia. It also looks at some of the different types of dementia.
It may be difficult to tell which type of dementia a person has because they all have some symptoms in common. There are many different types of dementia, although some are far more common than others. Caregivers of loved ones suffering from dementia should know that there are several different types of the condition, each with its own unique symptoms, as well as some similarities across the board. Understanding the different types of dementia livewell. The changes can affect memory, reasoning and judgment and can occur gradually or quickly. Signs and symptoms may look and sound different based on the cause and the area of the brain that is affected. Patients can exhibit a broad range of symptoms which can overlap with other age. It can thus be difficult to distinguish dementias of different aetiologies in the later stages. A small percentage of dementias are reversible, occurring as a secondary development in treatable. Dementia is a term used to describe severe changes in the brain that cause memory loss.
A person with dementia will also often have changes in their mood. Diagnosis is, of course, the important first step in treating and managing dementia. Oct 19, 2017 many different factors can cause dementia, including degenerative diseases, vascular diseases, infections, metabolic issues, chronic drug use, depression and more. Though dementia generally involves memory loss, memory loss has different causes. These pages explain what youngonset dementia is, including the causes and symptoms, and how it is diagnosed and treated. The first thing you need to know about dementia is that it is not a specific diagnosis but a term to describe a wide variety of symptoms that lead to a decline in brain function.
Dementia is the tree trunk and the branches are the various forms of dementia that extend from the trunk, each with their own set of leaves, representing the signs and symptoms. Other types of dementia include vascular dementia, dementia with lewy bodies and frontotem. Distinguishing different dementias sta healthcare communications. Dementia types symptoms, diagnosis, causes, treatments.
Other thinking and reasoning skills should not change with age. Dementia describes a group of symptoms affecting memory, thinking and social abilities severely enough to interfere with your daily life. Dementia is a general term for loss of memory and other mental abilities severe enough to interfere with daily life. To find out more, see types of dementia on page 16. The different types of dementia join dementia research news. Here are some of the most common types of dementia better explained. It is possible to have more than one type of dementia at the same time. Dementia is the umbrella term for a number of neurological conditions, of which the major symptom includes a global decline in brain function. People often get confused about the difference between alzheimers disease and dementia. The second is that its not uncommon for older adults to experience changes in their thinking ability say, becoming slower at recalling words or thinking through.
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