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Doctor insights on: What Is Subcortical Dementia

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What is subcortical dementia?

What is subcortical dementia?

Definition: In most kinds of dementia, autopsy reveals widespread degeneration in the cerebral cortex - such as the plaques and tangles which are the hallmark of alzheimer's disease. Alzheimer's disease and frontotemporal dementia are therefore sometimes classed as "cortical dementias." in other kinds of dementia, there is targeted damage to regions lying under the cortex, giving rise to sub cortical dementia. ...Read more

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Dr. Maureen Nash
1,479 doctors shared insights

Dementia (Definition)

A brain disorder that seriously affects a person’s ability to carry out daily activities. The most common form of dementia among older ...Read more


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What is multi-infarct dementia?

What is multi-infarct dementia?

Many small strokes: Multiple small "lacunar infarcts" can add up and create a picture very similar to alzheimers, and result in significant cognitive problems. Need to treat the dementia with meds, but also prevent further strokes with meds. Complex, so need fairly thorough evaluation and treatments. ...Read more

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What is frontotemporal dementia?

There are 3 types: Named for the brain areas that are affected, the frontal and temporal lobes, there are several different variants of this type of dementia. Some of these types of dementia have prominent problems with words - either slowly losing the ability to speak or losing the ability to makes sense when one talks. There is an impulsive, disinhibited personality variant also. ...Read more

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What is presenile dementia?

What is presenile dementia?

Early onset dementia: Presenile dementia refers to dementia occurring in younger persons, usually age 65 or younger; since most cases are due to alzheimer's disease, the term is sometimes used as a synonym of dementia of the alzheimer type, early onset. ...Read more

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What is vascular dementia? 

Caused by a stroke: Most people think of vascular dementia as memory and other brain impairments leading to dementia caused by one or more large strokes. There is another condition related to chronic small damage to the brain ultimately leading to dementia, this used to be called multi-infarct dementia though this phrase isn't used much anymore. ...Read more

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What is frontotemporal type of dementia?

What is frontotemporal type of dementia?

See below: It affects the frontal lobes (front) and temporal lobes (sides) of the brain. Onset is usually earlier than alzheimer's. Initial sx may involve changes in personality, judgement and social functioning. Pick's disease is one of the forms of the frontotemporal dementia. Here's a link to fuller description of the disease http://www.Alz.Org/alzheimers_disease_frontotemporal_dementia.Asp. ...Read more

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What is pre-alzheimer's?

What is pre-alzheimer's?

Same as MCI: It is working in progress. Mild cognitve impairment, pre alzheimer's, syndromal alzheimer's are very similar but it is not clearly defined. Dementia is very broad term and alzheimer's disease is the most common form of dementia. ...Read more

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What is transistent cortical blindness?

What is transistent cortical blindness?

Brain vision loss: The eye sends information to the brain (occipital lobe) which computes the image we see as vision. If there is a disturbance to the function of this part of the brain, that is short term and returns to normal, we call it transient cortical blindness. This can be a circulatory problem, due to trauma or to some rare drug side effects. A neurologist can help you sort this out. ...Read more

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What is trauma-related dementia?

What is trauma-related dementia?

Just that!!: There is a relationship between repeated bouts of head trauma and dementia sometimes progressive boxing is a good example. ...Read more

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What is sundowning vs dementia?

Sundowning is a: Symptom that can occur in dementia patients. It refers to misperceiving the environment or outright halliucinations whch usually occur at or after sundown, hence the name. Dementia is a degenerative illness which effects the brain and inhibits a person's ability to function. ...Read more

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What is Lewy body dementia?

What is Lewy body dementia?

The essentials: Lewey body dementia is defined by three things, visual hallucinations in the absence of othr drugs, psych diagnoses and parkinson's disease, memory loss and perodic confusion, you can have parkinson symptoms but dont have to. You also usually get behavorial problems and executive problems. The hallucinations tend to be quite vivid and complex. ...Read more

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What kind of condition is dementia with Lewy bodies?

What kind of condition is dementia with Lewy bodies?

Less well known: Lewy body dementia often starts with visual hallucinations and as it progresses a person develops some of movement problems seen in parkinsons disease. Memory retrieval is slowed. There is a waxing and waning of symptoms throughout the day. A person can have lbd and alzheimers at the same time. ...Read more

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What is lacunar infarct on thalamus?

What is lacunar infarct on thalamus?

Small cell death: A lacunar infarct is a small area of brain cells that have died. This may be asymptomatic or not depending on where it is and the size of it. ...Read more

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What is cortical spoking?

What is cortical spoking?

Cataract: The peripheral part of your lens has some opacity in it. This peripheral part of the lens is call the cortex hence the term cortical spoking. ...Read more

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What is cerebral cortical atrophy?

What is cerebral cortical atrophy?

Loss of brain cells: This is a finding on either a CT scan or MRI of the brain. It is commonly seen in the elderly and can be a normal finding as we age. We tend to lose neurons or brain cells as we get older. This process can be increased with certain disease states such as dementia, infection, or poor nutrition. Typically this finding is coupled with cognitive impairment such as decreased memory or behavior problems ...Read more

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What is bitemporal epilepsy?

What is bitemporal epilepsy?

Both sides: Epilepsy where seizures arise from both temporal lobes in a person. (Not typically at the same time.) ...Read more

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What is lacunar infarct in brain artery?

What is lacunar infarct in brain artery?

Infarct of the brain: Lacunar infarct is a small stroke - death of a small number of brain cells that is caused by closing of a small artery that is supplying them with oxygen. ...Read more

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What is Lewy bodies dementia?

What is Lewy bodies dementia?

Clinical Features: Neurodegenerative, progressive d/o with  milder physical parkinsonism than parkinson's disease typically. (slowed movements, stiff/rigid muscles & posture, possibly resting tremor). But with early dementia, often with associated psychosis (visual hallucinations/delusional thoughts, excessive sleepiness, depression, anxiety, apathy, & rbd=rem behavior d/o, causing acting-out of dreams in rem sleep. ...Read more

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What is subcortical dementia?

Definition: In most kinds of dementia, autopsy reveals widespread degeneration in the cerebral cortex - such as the plaques and tangles which are the hallmark of alzheimer's disease. Alzheimer's disease and frontotemporal dementia are therefore sometimes classed as "cortical dementias." in other kinds of dementia, there is targeted damage to regions lying under the cortex, giving rise to sub cortical dementia. ...Read more

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Can dementia be cured?

Unfortunately, no.: Dementia is a progressive disease. Even available treatments only slow progression or tame symptoms. They do not provide a cure. ...Read more

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Is dementia hereditary?

Yes and no: If there is an illness that runs in your family you should speak to your doctor about it. There are many many types of dementia. Some of them are genetically passed on while others aren't. The most common type of dementia is alzheimers disease and there are 2 forms. The early onset form is highly heritable. Alcoholic dementia is not inherited though a propensity for alcohol dependence can be. ...Read more

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Can you inherit dementia?

Can you inherit dementia?

Some kinds.: Some types of dementia like alzheimer's disease with early onset at ages 40 to 60 have a large genetic component while other types of dementia like alcohol induced do not. ...Read more

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How is dementia diagnosed?

Clinically: Usually a clinical diagnosis, no blood work and no imaging test. ...Read more

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What are symptoms of dementia ?

Memory problems: Memory problems, word finding problems, word substitutions errors, getting lost in places that are familiar are often early symptoms. Also forgetting how to use tools that you used to know how to use. ...Read more

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How to know you may have dementia?

May be challenging: We do accept that subjective cognitive impairment may be a valid complaint of an impending dementia. But many medications can cause cognitive clouding, especially in older folks, and thyroid problems, vitamin deficiency, and elevated homocysteine could be issue. Small strokes and early onset of alzheimers perhaps. Neuropsych testing is best approach, but start with your doc. ...Read more

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What are the symptoms of dementia?

Early dementia: Behavioral and psychological symptoms (bps) are common in the older population and may be an indication of early dementia. Van der linde rm et al 2012 found that wandering and persecution were independently associated with progression to dementia. Early co morbid conditions include obsessive compulsive disorders with evolving paranoid symptoms such as fear of stealing behaviors. ...Read more

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What kind of condition is dementia?

Neurological: Dementia is a clinical term that means a progressive impairment of thinking abilities (often but not always memory) that interferes with the person's abilities to perform their usual daily activities. Many types of disorders can cause dementia. Some, such as low thyroid, low vitamin B12 or severe depression are treatable. Others such as alzheimer's disease have some treatments but cannot be cured. ...Read more

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What causes dementia and its symptoms?

What causes dementia and its symptoms?

Damage to the brain: Dementia is a general term for a number of different types of illnesses each of which affect important brain functions. The symptoms a person has depend on the areas of the brain affected. ...Read more

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Personal needs for.Toilet and dementia?

Personal needs for.Toilet and dementia?

Incontinence: As dementia worsens, not only does their cognition decline but their body muscles weaken so it becomes more difficult to get out of bed/chair and walk to the bathroom. There's usually a progression from having a difficult time in getting to the bathroom in time, to using a bedside commode, then to diapers. All dementia patients progress to complete incontinence of bowel and bladder at some point. ...Read more

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What are the different forms of dementia?

What are the different forms of dementia?

Forms of dementia: Some forms of dementia are Alzheimers, Fronto-Temporal dementia, vascular dementia, Lewy body dementia, cortico basal ganglia degeneration, and dementia due to an illness like MS. ...Read more

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Which are the different forms of dementia?

Answer below: Alzheimers (60% - 65%), less common are vascular dementia, lewy body dementia, picks disease (frontotemporal), alcoholic, B12 deficiency, hiv, dementia pugilistica (head trauma), a few rare prion diseases such as jacob kruetzfeld (spongioform encephalopathy), and mixed. Some reversible encephalopathies are occasionally classified as dementias, but not true dementias. ...Read more

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What are noncognitive symptoms of dementia?

What are noncognitive symptoms of dementia?

Behavior and dementi: Behavioral disturbances are frequently the most challenging manifestations of dementia and are exhibited in almost all people with dementia. Common behavioral disturbances can be grouped into four categories: mood disorders (e.g., depression, apathy, euphoria); sleep disorders (insomnia, hypersomnia, night-day reversal); psychotic symptoms (delusions and hallucinations); and agitation. ...Read more

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So what are the earliest symptoms of dementia?

Earliest Symptoms: Short term memory loss, difficulty performing familiar tasks, changes in mood, behavior, or personality, language problems, word-finding difficulties, decreased judgment, loss of initiative, problems keeping track of things, disorientation to time or place, if you’re experiencing any of these symptoms or are concerned about a friend or relative, talk with your doctor about your concerns. ...Read more

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What are the symptoms of temporofrontal dementia?

What are the symptoms of temporofrontal dementia?

Personality change: There are several distinct types of ftld or fld. One type presents with apathy or disinhibited personality changes. This can slightly resemble depression or mania. Other types present with the gradual loss of the ability to speak starting with nouns. Finally a third form involves speech becoming more telegraphic then finally the person is mute. ...Read more

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At which point is medication for dementia necessary?

At which point is medication for dementia necessary?

For symptoms : Dementia cannot be treated directly. There are medicines for many symptoms or interventions involving the environment or training caregivers. Dementia specific medicines like aricept, namenda, Exelon (rivastigmine) can help prevent or treat anxiety, agitation and aggression. ...Read more

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Is dementia preventable?

Don't know: There is some evidence that doing different things other than your daily routine can keep our brains growing and making new connections. ...Read more

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Can fixcom 4 cause dementia?

Can fixcom 4 cause dementia?

I am not: aware of such association...LIVER FUNCTION ABNORMALITIES and Gastrointestinal irritation are the known side effects. Hope this helps! Dr Z' ...Read more

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What is Lewy bodies dementia?

Clinical Features: Neurodegenerative, progressive d/o with  milder physical parkinsonism than parkinson's disease typically. (slowed movements, stiff/rigid muscles & posture, possibly resting tremor). But with early dementia, often with associated psychosis (visual hallucinations/delusional thoughts, excessive sleepiness, depression, anxiety, apathy, & rbd=rem behavior d/o, causing acting-out of dreams in rem sleep. ...Read more

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