Frontotemporal dementia - Revision history

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			{{SI}}
			{{Infobox medical condition
			\| name = Frontotemporal dementia
			\| image = [[File:Pick's_disease.png\|250px]]
			\| caption = [[Pick's disease]]
			\| field = [[Neurology]]
			\| symptoms = [[Behavioral changes]], [[language difficulties]], [[memory loss]]
			\| onset = Typically between ages 45 and 65
			\| duration = Progressive
			\| types = [[Behavioral variant frontotemporal dementia\|Behavioral variant]], [[Primary progressive aphasia]]
			\| causes = [[Genetic mutation]]s, [[tau protein]] abnormalities
			\| risks = Family history, certain genetic mutations
			\| diagnosis = [[Neuroimaging]], [[neuropsychological testing]], [[genetic testing]]
			\| differential = [[Alzheimer's disease]], [[vascular dementia]], [[psychiatric disorders]]
			\| treatment = [[Supportive care]], [[medication]]s for symptoms
			\| prognosis = Progressive decline, variable life expectancy
			\| frequency = 15-22 per 100,000 people
			}}
	{{Short description\|A type of dementia affecting the frontal and temporal lobes of the brain}}		{{Short description\|A type of dementia affecting the frontal and temporal lobes of the brain}}
	~~{{Use dmy dates\|date=October 2023}}~~

	'''Frontotemporal dementia''' (FTD) is a group of brain disorders caused by progressive cell degeneration in the brain's frontal lobes or its temporal lobes. These areas of the brain are generally associated with personality, behavior, and language.		'''Frontotemporal dementia''' (FTD) is a group of brain disorders caused by progressive cell degeneration in the brain's frontal lobes or its temporal lobes. These areas of the brain are generally associated with personality, behavior, and language.
			== Introduction ==
	==~~Overview~~==
	Frontotemporal dementia is characterized by a gradual, progressive decline in behavior and/or language. The symptoms can vary significantly from person to person, depending on which parts of the frontal and temporal lobes are affected. Unlike other forms of dementia, memory is often relatively preserved in the early stages of FTD.		Frontotemporal dementia is characterized by a gradual, progressive decline in behavior and/or language. The symptoms can vary significantly from person to person, depending on which parts of the frontal and temporal lobes are affected. Unlike other forms of dementia, memory is often relatively preserved in the early stages of FTD.

	==Types of Frontotemporal Dementia==		==Types of Frontotemporal Dementia==
	FTD is classified into several subtypes based on the symptoms and the areas of the brain affected:		FTD is classified into several subtypes based on the symptoms and the areas of the brain affected:

	===Behavioral Variant FTD===		===Behavioral Variant FTD===
	This is the most common form of FTD, marked by changes in personality, behavior, and judgment. Patients may exhibit socially inappropriate behavior, apathy, or loss of empathy.		This is the most common form of FTD, marked by changes in personality, behavior, and judgment. Patients may exhibit socially inappropriate behavior, apathy, or loss of empathy.

	===Primary Progressive Aphasia===		===Primary Progressive Aphasia===
	This subtype affects language skills, including speaking, writing, and comprehension. It is further divided into:		This subtype affects language skills, including speaking, writing, and comprehension. It is further divided into:
	* '''Semantic variant PPA''': Characterized by loss of word meaning.		* '''Semantic variant PPA''': Characterized by loss of word meaning.
	* '''Nonfluent/agrammatic variant PPA''': Marked by difficulty in forming words and sentences.		* '''Nonfluent/agrammatic variant PPA''': Marked by difficulty in forming words and sentences.

	===FTD with Motor Neuron Disease===		===FTD with Motor Neuron Disease===
	Some individuals with FTD also develop motor neuron disease, which affects movement and muscle function.		Some individuals with FTD also develop motor neuron disease, which affects movement and muscle function.

	==Pathophysiology==		==Pathophysiology==
	~~[[File:Pick's_disease.png\|thumb\|right\|200px\|Pick bodies in neurons, characteristic of Pick's disease, a type of FTD]]~~
	The underlying cause of FTD is the accumulation of abnormal proteins in the brain, such as tau or TDP-43. These proteins form clumps that disrupt normal cell function and lead to cell death. The specific pattern of protein accumulation can vary, leading to the different subtypes of FTD.		The underlying cause of FTD is the accumulation of abnormal proteins in the brain, such as tau or TDP-43. These proteins form clumps that disrupt normal cell function and lead to cell death. The specific pattern of protein accumulation can vary, leading to the different subtypes of FTD.

	==Diagnosis==		==Diagnosis==
	Diagnosis of FTD is based on clinical evaluation, neuropsychological testing, and brain imaging. MRI and PET scans can help identify patterns of brain atrophy typical of FTD. Genetic testing may be recommended if there is a family history of the disease.		Diagnosis of FTD is based on clinical evaluation, neuropsychological testing, and brain imaging. MRI and PET scans can help identify patterns of brain atrophy typical of FTD. Genetic testing may be recommended if there is a family history of the disease.

	==Management==		==Management==
	There is currently no cure for FTD, and treatment focuses on managing symptoms. This may include medications to address behavioral symptoms, speech therapy for language difficulties, and supportive care to improve quality of life.		There is currently no cure for FTD, and treatment focuses on managing symptoms. This may include medications to address behavioral symptoms, speech therapy for language difficulties, and supportive care to improve quality of life.

	==Prognosis==		==Prognosis==
	FTD is a progressive disease, and the rate of progression can vary. On average, individuals live 6 to 8 years after the onset of symptoms, but this can range from 2 to over 20 years.		FTD is a progressive disease, and the rate of progression can vary. On average, individuals live 6 to 8 years after the onset of symptoms, but this can range from 2 to over 20 years.
			==See also==
	==~~Related pages~~==
	* [[Dementia]]		* [[Dementia]]
	* [[Alzheimer's disease]]		* [[Alzheimer's disease]]
	* [[Parkinson's disease]]		* [[Parkinson's disease]]
	* [[Amyotrophic lateral sclerosis]]		* [[Amyotrophic lateral sclerosis]]

	[[Category:Dementia]]		[[Category:Dementia]]
	[[Category:Neurological disorders]]		[[Category:Neurological disorders]]

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← Older revision		Revision as of 05:12, 16 February 2025
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	~~'''Frontotemporal~~ dementia~~''' (FTD) is a group of disorders characterized by the progressive loss of nerve cells in~~ the frontal and temporal lobes of the brain. FTD is also known as '''frontotemporal lobar degeneration''' (FTLD), '''Pick's disease''', and '''semantic dementia'''. The symptoms of FTD can include personality and behavior changes, language difficulties, and motor problems.		{{Short description\|A type of dementia affecting the frontal and temporal lobes of the brain}}
			{{Use dmy dates\|date=October 2023}}

	~~== Symptoms ==~~		'''Frontotemporal dementia''' (FTD) is a group of brain disorders caused by progressive cell degeneration in the brain's frontal lobes or its temporal lobes. These areas of the brain are generally associated with personality, behavior, and language.

	The symptoms ~~of '''[[Frontotemporal dementia\|FTD]]'''~~ can vary, depending on ~~the specific areas~~ of the ~~brain~~ affected. ~~Some people with FTD show dramatic changes~~ in ~~their personality and become socially inappropriate, impulsive or emotionally indifferent, while others lose~~ the ~~ability to use and understand language~~.		==Overview==
			Frontotemporal dementia is characterized by a gradual, progressive decline in behavior and/or language. The symptoms can vary significantly from person to person, depending on which parts of the frontal and temporal lobes are affected. Unlike other forms of dementia, memory is often relatively preserved in the early stages of FTD.

	== ~~Causes~~ ==		==Types of Frontotemporal Dementia==
			FTD is classified into several subtypes based on the symptoms and the areas of the brain affected:

	FTD is ~~caused by~~ the ~~degeneration~~ of ~~nerve cells~~ in ~~the frontal~~ and ~~temporal lobes of the brain~~. ~~The reasons for this degeneration are still unknown~~, ~~but in some cases~~, ~~genetic mutations have been identified~~.		===Behavioral Variant FTD===
			This is the most common form of FTD, marked by changes in personality, behavior, and judgment. Patients may exhibit socially inappropriate behavior, apathy, or loss of empathy.

	== ~~Diagnosis~~ ==		===Primary Progressive Aphasia===
			This subtype affects language skills, including speaking, writing, and comprehension. It is further divided into:
			* '''Semantic variant PPA''': Characterized by loss of word meaning.
			* '''Nonfluent/agrammatic variant PPA''': Marked by difficulty in forming words and sentences.

	~~Diagnosis of~~ FTD ~~can be challenging because it often overlaps~~ with ~~other conditions, including Alzheimer's~~ disease~~. However~~, ~~early diagnosis can help manage the symptoms~~ and ~~slow the progression of the disease~~.		===FTD with Motor Neuron Disease===
			Some individuals with FTD also develop motor neuron disease, which affects movement and muscle function.

	== ~~Treatment~~ ==		==Pathophysiology==
			[[File:Pick's_disease.png\|thumb\|right\|200px\|Pick bodies in neurons, characteristic of Pick's disease, a type of FTD]]
			The underlying cause of FTD is the accumulation of abnormal proteins in the brain, such as tau or TDP-43. These proteins form clumps that disrupt normal cell function and lead to cell death. The specific pattern of protein accumulation can vary, leading to the different subtypes of FTD.

	~~There~~ is ~~currently no cure for~~ FTD~~, but~~ there ~~are treatments available to help manage~~ the ~~symptoms. These can include medication, physical therapy, and speech therapy~~.		==Diagnosis==
			Diagnosis of FTD is based on clinical evaluation, neuropsychological testing, and brain imaging. MRI and PET scans can help identify patterns of brain atrophy typical of FTD. Genetic testing may be recommended if there is a family history of the disease.

	== ~~Prognosis~~ ==		==Management==
			There is currently no cure for FTD, and treatment focuses on managing symptoms. This may include medications to address behavioral symptoms, speech therapy for language difficulties, and supportive care to improve quality of life.

	~~The~~ progression ~~of FTD varies from person to person~~. ~~Some people~~ live ~~almost as long as those without~~ the ~~disease, while others may experience rapid progression~~ of symptoms ~~and severe disability~~.		==Prognosis==
			FTD is a progressive disease, and the rate of progression can vary. On average, individuals live 6 to 8 years after the onset of symptoms, but this can range from 2 to over 20 years.
	~~== See also ==~~

			==Related pages==
			* [[Dementia]]
	* [[Alzheimer's disease]]		* [[Alzheimer's disease]]
	* [[~~Dementia]]~~		* [[Parkinson's disease]]
	* [[Pick's disease]]		* [[Amyotrophic lateral sclerosis]]
	* [[~~Semantic dementia~~]]

	~~== References ==~~

	~~<references />~~

			[[Category:Dementia]]
	[[Category:Neurological disorders]]		[[Category:Neurological disorders]]
	~~[[Category:Dementia]]~~
	~~{{stub}}~~
	~~{{dictionary-stub1}}~~

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2024-02-23T07:29:10Z

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'''Frontotemporal dementia''' (FTD) is a group of disorders characterized by the progressive loss of nerve cells in the frontal and temporal lobes of the brain. FTD is also known as '''frontotemporal lobar degeneration''' (FTLD), '''Pick's disease''', and '''semantic dementia'''. The symptoms of FTD can include personality and behavior changes, language difficulties, and motor problems.

== Symptoms ==

The symptoms of '''[[Frontotemporal dementia|FTD]]''' can vary, depending on the specific areas of the brain affected. Some people with FTD show dramatic changes in their personality and become socially inappropriate, impulsive or emotionally indifferent, while others lose the ability to use and understand language.

== Causes ==

FTD is caused by the degeneration of nerve cells in the frontal and temporal lobes of the brain. The reasons for this degeneration are still unknown, but in some cases, genetic mutations have been identified.

== Diagnosis ==

Diagnosis of FTD can be challenging because it often overlaps with other conditions, including Alzheimer's disease. However, early diagnosis can help manage the symptoms and slow the progression of the disease.

== Treatment ==

There is currently no cure for FTD, but there are treatments available to help manage the symptoms. These can include medication, physical therapy, and speech therapy.

== Prognosis ==

The progression of FTD varies from person to person. Some people live almost as long as those without the disease, while others may experience rapid progression of symptoms and severe disability.

== See also ==

* [[Alzheimer's disease]]
* [[Dementia]]
* [[Pick's disease]]
* [[Semantic dementia]]

== References ==

<references />

[[Category:Neurological disorders]]
[[Category:Dementia]]
{{stub}}
{{dictionary-stub1}}