Cervical artery dissection - Revision history

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2025-04-04T21:26:43Z

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← Older revision		Revision as of 21:26, 4 April 2025
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			{{SI}}
			{{Infobox medical condition
			\| name = Cervical artery dissection
			\| image = [[File:Vertebral_artery.png\|left\|thumb\|Diagram of the vertebral artery]]
			\| caption = Diagram of the vertebral artery
			\| field = [[Neurology]]
			\| synonyms =
			\| symptoms = [[Headache]], [[neck pain]], [[ischemic stroke]]
			\| complications = [[Stroke]], [[subarachnoid hemorrhage]]
			\| onset =
			\| duration =
			\| types = [[Carotid artery dissection]], [[vertebral artery dissection]]
			\| causes = [[Trauma]], [[connective tissue disorders]]
			\| risks = [[Hypertension]], [[smoking]], [[migraine]]
			\| diagnosis = [[Magnetic resonance imaging\|MRI]], [[CT angiography]]
			\| differential = [[Migraine]], [[cluster headache]], [[tension headache]]
			\| prevention =
			\| treatment = [[Anticoagulation]], [[antiplatelet therapy]]
			\| medication = [[Heparin]], [[aspirin]]
			\| prognosis =
			\| frequency =
			\| deaths =
			}}
	{{Short description\|A condition involving a tear in the cervical arteries}}		{{Short description\|A condition involving a tear in the cervical arteries}}

	==Cervical Artery Dissection==		==Cervical Artery Dissection==
	[[File:Vertebral_artery.png\|thumb~~\|right~~\|Diagram of the vertebral artery, one of the arteries that can be affected by cervical artery dissection.]]		[[File:Vertebral_artery.png\|left\|thumb\|Diagram of the vertebral artery, one of the arteries that can be affected by cervical artery dissection.]]

	'''Cervical artery dissection''' is a condition where there is a tear in one of the major arteries in the neck, specifically the [[carotid artery]] or the [[vertebral artery]]. This tear can lead to the formation of a blood clot, which may result in a [[stroke]] if the clot travels to the brain.		'''Cervical artery dissection''' is a condition where there is a tear in one of the major arteries in the neck, specifically the [[carotid artery]] or the [[vertebral artery]]. This tear can lead to the formation of a blood clot, which may result in a [[stroke]] if the clot travels to the brain.

	==Pathophysiology==		==Pathophysiology==
	Cervical artery dissection occurs when there is a tear in the [[tunica intima]], the innermost layer of the artery wall. This tear allows blood to enter the arterial wall and form a [[hematoma]], which can lead to stenosis or complete occlusion of the artery. The dissection can also create a false lumen, which may lead to an [[aneurysm]].		Cervical artery dissection occurs when there is a tear in the [[tunica intima]], the innermost layer of the artery wall. This tear allows blood to enter the arterial wall and form a [[hematoma]], which can lead to stenosis or complete occlusion of the artery. The dissection can also create a false lumen, which may lead to an [[aneurysm]].

	==Causes==		==Causes==
	The exact cause of cervical artery dissection is not always clear, but it can be associated with:		The exact cause of cervical artery dissection is not always clear, but it can be associated with:
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	* Connective tissue disorders, such as [[Ehlers-Danlos syndrome]] or [[Marfan syndrome]].		* Connective tissue disorders, such as [[Ehlers-Danlos syndrome]] or [[Marfan syndrome]].
	* [[Hypertension]] and other vascular risk factors.		* [[Hypertension]] and other vascular risk factors.

	==Symptoms==		==Symptoms==
	Symptoms of cervical artery dissection can vary but often include:		Symptoms of cervical artery dissection can vary but often include:
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	* [[Horner's syndrome]], characterized by ptosis, miosis, and anhidrosis.		* [[Horner's syndrome]], characterized by ptosis, miosis, and anhidrosis.
	* [[Ischemic stroke]] symptoms, such as weakness or numbness on one side of the body, difficulty speaking, or vision changes.		* [[Ischemic stroke]] symptoms, such as weakness or numbness on one side of the body, difficulty speaking, or vision changes.

	==Diagnosis==		==Diagnosis==
	Diagnosis of cervical artery dissection typically involves imaging studies such as:		Diagnosis of cervical artery dissection typically involves imaging studies such as:
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	* [[Computed tomography angiography]] (CTA).		* [[Computed tomography angiography]] (CTA).
	* [[Ultrasound]] of the neck vessels.		* [[Ultrasound]] of the neck vessels.

	==Treatment==		==Treatment==
	Treatment for cervical artery dissection may include:		Treatment for cervical artery dissection may include:
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	* [[Antiplatelet]] therapy, such as [[aspirin]].		* [[Antiplatelet]] therapy, such as [[aspirin]].
	* In some cases, surgical intervention or [[endovascular]] procedures may be necessary.		* In some cases, surgical intervention or [[endovascular]] procedures may be necessary.

	==Prognosis==		==Prognosis==
	The prognosis for individuals with cervical artery dissection varies. Many patients recover fully with appropriate treatment, but some may experience long-term neurological deficits if a stroke occurs.		The prognosis for individuals with cervical artery dissection varies. Many patients recover fully with appropriate treatment, but some may experience long-term neurological deficits if a stroke occurs.
			==See also==
	==~~Related pages~~==
	* [[Stroke]]		* [[Stroke]]
	* [[Carotid artery dissection]]		* [[Carotid artery dissection]]
	* [[Vertebral artery]]		* [[Vertebral artery]]
	* [[Horner's syndrome]]		* [[Horner's syndrome]]

	[[Category:Vascular diseases]]		[[Category:Vascular diseases]]
	[[Category:Neurology]]		[[Category:Neurology]]

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2025-02-16T05:32:17Z

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← Older revision		Revision as of 05:32, 16 February 2025
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	~~Cervical artery dissection (CAD) is a significant medical~~ condition ~~characterized by~~ a tear in ~~one of~~ the cervical arteries that supply blood to the brain. This tear allows blood to enter the arterial wall and form a blood clot, potentially leading to a stroke. CAD can affect either the carotid or vertebral arteries and is a major cause of strokes in younger and middle-aged adults. This article provides a comprehensive overview of cervical artery dissection, including its symptoms, causes, diagnosis, treatment, and prognosis.		{{Short description\|A condition involving a tear in the cervical arteries}}

	==~~Symptoms~~==		==Cervical Artery Dissection==
	~~Symptoms~~ of cervical artery dissection ~~vary depending on~~ the artery ~~affected (carotid~~ or vertebral~~) but~~ may ~~include:~~		[[File:Vertebral_artery.png\|thumb\|right\|Diagram of the vertebral artery, one of the arteries that can be affected by cervical artery dissection.]]
	* Sudden, severe headache
	* Neck pain		'''Cervical artery dissection''' is a condition where there is a tear in one of the major arteries in the neck, specifically the [[carotid artery]] or the [[vertebral artery]]. This tear can lead to the formation of a blood clot, which may result in a [[stroke]] if the clot travels to the brain.
	* Partial facial paralysis (Horner's syndrome)
	* Vision disturbances		==Pathophysiology==
	* Pulsatile tinnitus		Cervical artery dissection occurs when there is a tear in the [[tunica intima]], the innermost layer of the artery wall. This tear allows blood to enter the arterial wall and form a [[hematoma]], which can lead to stenosis or complete occlusion of the artery. The dissection can also create a false lumen, which may lead to an [[aneurysm]].
	* Ischemic stroke symptoms, ~~such as weakness~~ or ~~numbness on one side~~ of the ~~body~~, ~~difficulty speaking, and dizziness~~

	==Causes==		==Causes==
	The exact cause of cervical artery dissection is not ~~fully understood~~, but it ~~is believed to result from a combination of factors, including~~:		The exact cause of cervical artery dissection is not always clear, but it can be associated with:
	* ~~Minor~~ neck ~~trauma~~ or injury		* [[Trauma]] to the neck, such as from a car accident or sports injury.
	* ~~Sudden neck movements~~		* Connective tissue disorders, such as [[Ehlers-Danlos syndrome]] or [[Marfan syndrome]].
	* Genetic predisposition		* [[Hypertension]] and other vascular risk factors.
	* Underlying connective tissue disorders, such as ~~Marfan syndrome or~~ Ehlers-Danlos syndrome
	* Hypertension		==Symptoms==
	* ~~Infection~~		Symptoms of cervical artery dissection can vary but often include:
			* Sudden onset of severe [[headache]] or neck pain.
			* [[Horner's syndrome]], characterized by ptosis, miosis, and anhidrosis.
			* [[Ischemic stroke]] symptoms, such as weakness or numbness on one side of the body, difficulty speaking, or vision changes.

	==Diagnosis==		==Diagnosis==
	Diagnosis of cervical artery dissection involves ~~a combination of clinical assessment and~~ imaging studies~~. Imaging techniques used to diagnose CAD include~~:		Diagnosis of cervical artery dissection typically involves imaging studies such as:
	* Magnetic ~~Resonance Imaging~~ (MRI)		* [[Magnetic resonance imaging]] (MRI) and [[magnetic resonance angiography]] (MRA).
	* Magnetic Resonance Angiography (MRA)		* [[Computed tomography angiography]] (CTA).
	* Computed ~~Tomography Angiography~~ (CTA)		* [[Ultrasound]] of the neck vessels.
	* ~~Doppler ultrasound~~

	==Treatment==		==Treatment==
	Treatment for cervical artery dissection ~~aims to prevent stroke and~~ may include:		Treatment for cervical artery dissection may include:
	* Antiplatelet ~~drugs~~, such as aspirin		* [[Anticoagulation]] therapy to prevent clot formation.
	* Anticoagulants, such as warfarin		* [[Antiplatelet]] therapy, such as [[aspirin]].
	* Thrombolytic therapy in acute stroke settings		* In some cases, surgical intervention or [[endovascular]] procedures may be necessary.
	* In some cases, surgical intervention or ~~stenting~~ may be necessary

	==Prognosis==		==Prognosis==
	The prognosis for individuals with cervical artery dissection varies. ~~While many~~ patients recover with ~~minimal or no neurological deficits~~, some may ~~suffer from permanent~~ neurological ~~damage or recurrent strokes. Early diagnosis and treatment are crucial for improving outcomes~~.		The prognosis for individuals with cervical artery dissection varies. Many patients recover fully with appropriate treatment, but some may experience long-term neurological deficits if a stroke occurs.

	==~~Prevention~~==		==Related pages==
	~~Preventive measures for cervical~~ artery dissection ~~are limited but may include:~~		* [[Stroke]]
	* ~~Avoiding activities that involve sudden neck movements or trauma~~		* [[Carotid artery dissection]]
	* Managing risk factors, such as hypertension		* [[Vertebral artery]]
	* ~~Regular monitoring and treatment for individuals with connective tissue disorders~~		* [[Horner's syndrome]]

	[[Category:Vascular diseases]]		[[Category:Vascular diseases]]
	[[Category:~~Stroke~~]]		[[Category:Neurology]]
	~~[[Category:Medical emergencies]]~~

	~~{{Medicine-stub}}~~

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2024-03-17T17:59:27Z

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Cervical artery dissection (CAD) is a significant medical condition characterized by a tear in one of the cervical arteries that supply blood to the brain. This tear allows blood to enter the arterial wall and form a blood clot, potentially leading to a stroke. CAD can affect either the carotid or vertebral arteries and is a major cause of strokes in younger and middle-aged adults. This article provides a comprehensive overview of cervical artery dissection, including its symptoms, causes, diagnosis, treatment, and prognosis.

==Symptoms==
Symptoms of cervical artery dissection vary depending on the artery affected (carotid or vertebral) but may include:
* Sudden, severe headache
* Neck pain
* Partial facial paralysis (Horner's syndrome)
* Vision disturbances
* Pulsatile tinnitus
* Ischemic stroke symptoms, such as weakness or numbness on one side of the body, difficulty speaking, and dizziness

==Causes==
The exact cause of cervical artery dissection is not fully understood, but it is believed to result from a combination of factors, including:
* Minor neck trauma or injury
* Sudden neck movements
* Genetic predisposition
* Underlying connective tissue disorders, such as Marfan syndrome or Ehlers-Danlos syndrome
* Hypertension
* Infection

==Diagnosis==
Diagnosis of cervical artery dissection involves a combination of clinical assessment and imaging studies. Imaging techniques used to diagnose CAD include:
* Magnetic Resonance Imaging (MRI)
* Magnetic Resonance Angiography (MRA)
* Computed Tomography Angiography (CTA)
* Doppler ultrasound

==Treatment==
Treatment for cervical artery dissection aims to prevent stroke and may include:
* Antiplatelet drugs, such as aspirin
* Anticoagulants, such as warfarin
* Thrombolytic therapy in acute stroke settings
* In some cases, surgical intervention or stenting may be necessary

==Prognosis==
The prognosis for individuals with cervical artery dissection varies. While many patients recover with minimal or no neurological deficits, some may suffer from permanent neurological damage or recurrent strokes. Early diagnosis and treatment are crucial for improving outcomes.

==Prevention==
Preventive measures for cervical artery dissection are limited but may include:
* Avoiding activities that involve sudden neck movements or trauma
* Managing risk factors, such as hypertension
* Regular monitoring and treatment for individuals with connective tissue disorders

[[Category:Vascular diseases]]
[[Category:Stroke]]
[[Category:Medical emergencies]]

{{Medicine-stub}}