Template:Stroke Syndromes - Revision history

Awc2140: /* Middle Cerebral Artery (MCA) */

2022-07-09T23:11:42Z

Middle Cerebral Artery (MCA)

← Older revision		Revision as of 23:11, 9 July 2022
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	*[[weakness\|Motor deficits]] found more commonly in face and upper extremity than lower extremity		*[[weakness\|Motor deficits]] found more commonly in face and upper extremity than lower extremity
	*Dominant hemisphere involved: aphasia		*Dominant hemisphere involved: aphasia
	**''Wernicke's aphasia'' (receptive aphasia) -> patient unable to process sensory input and ~~don't~~ understand verbal communication		**''Wernicke's aphasia'' (receptive aphasia) -> patient unable to process sensory input and does not understand verbal communication
	**''Broca's aphasia'' (expressive aphasia) -> patient unable to communicate verbally, even though understanding may be intact		**''Broca's aphasia'' (expressive aphasia) -> patient unable to communicate verbally, even though understanding may be intact
	*Nondominant hemisphere involved: dysarthria (motor deficit of the mouth and speech muscles; understanding intact) w/o aphasia, inattention and neglect side opposite to infarct		*Nondominant hemisphere involved: dysarthria (motor deficit of the mouth and speech muscles; understanding intact) w/o aphasia, inattention and neglect side opposite to infarct

2020-02-03T17:59:13Z

Anterior Circulation

← Older revision		Revision as of 17:59, 3 February 2020
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	====Middle Cerebral Artery (MCA)====		====Middle Cerebral Artery (MCA)====
			[[File:DOAeXAmWsAAAp5g.jpg\|thumb\|Patient with [[stroke]] (forehead sparing).]]
	'''Signs and Symptoms:'''		'''Signs and Symptoms:'''
	*[[weakness\|Hemiparesis]], [[facial paralysis\|facial plegia]], [[numbness\|sensory loss]] contralateral to affected cortex		*[[weakness\|Hemiparesis]], [[facial paralysis\|facial plegia]], [[numbness\|sensory loss]] contralateral to affected cortex

2019-11-26T14:27:53Z

Posterior circulation

← Older revision		Revision as of 14:27, 26 November 2019
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	*5 Ds: Dizziness ([[Vertigo]]), [[Dysarthria]], [[ataxia\|Dystaxia]], [[Diplopia]], [[Dysphagia]]		*5 Ds: Dizziness ([[Vertigo]]), [[Dysarthria]], [[ataxia\|Dystaxia]], [[Diplopia]], [[Dysphagia]]
	*Isolated events are not attributable to vertebral occlusive disease (e.g. isolated lightheadedness, vertigo, transient ALOC, drop attacks)		*Isolated events are not attributable to vertebral occlusive disease (e.g. isolated lightheadedness, vertigo, transient ALOC, drop attacks)
			*Approximately 25% associated with aortic dissection
	====Basilar artery====		====Basilar artery====
	'''Signs and Symptoms:'''		'''Signs and Symptoms:'''

2019-10-02T01:11:02Z

2019-08-31T11:54:07Z

Posterior circulation

← Older revision		Revision as of 11:54, 31 August 2019
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	'''Signs and Symptoms:'''		'''Signs and Symptoms:'''
	*Crossed neuro deficits (i.e., ipsilateral CN deficits w/ contralateral motor weakness)		*Crossed neuro deficits (i.e., ipsilateral CN deficits w/ contralateral motor weakness)
	*Multiple, simultaneous complaints are the rule		*Multiple, simultaneous complaints are the rule (including loss of consciousness, nausea and vomiting, alexia, visual agnosia)
	*5 Ds: Dizziness (Vertigo), Dysarthria, Dystaxia, Diplopia, Dysphagia		*5 Ds: Dizziness (Vertigo), Dysarthria, Dystaxia, Diplopia, Dysphagia
	*Isolated events are not attributable to vertebral occlusive disease (e.g. isolated lightheadedness, vertigo, transient ALOC, drop attacks)		*Isolated events are not attributable to vertebral occlusive disease (e.g. isolated lightheadedness, vertigo, transient ALOC, drop attacks)

2019-08-31T11:49:31Z

Middle Cerebral Artery (MCA)

← Older revision		Revision as of 11:49, 31 August 2019
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	*Motor deficits found more commonly in face and upper extremity than lower extremity		*Motor deficits found more commonly in face and upper extremity than lower extremity
	*Dominant hemisphere involved: aphasia		*Dominant hemisphere involved: aphasia
	*Nondominant hemisphere involved: dysarthria w/o aphasia, inattention and neglect side opposite to infarct		**''Wernicke's aphasia'' (receptive aphasia) -> patient unable to process sensory input and don't understand verbal communication
			**''Broca's aphasia'' (expressive aphasia) -> patient unable to communicate verbally, even though understanding may be intact
			*Nondominant hemisphere involved: dysarthria (motor deficit of the mouth and speech muscles; understanding intact) w/o aphasia, inattention and neglect side opposite to infarct
	*Contralateral homonymous hemianopsia		*Contralateral homonymous hemianopsia
	*Gaze preference toward side of infarct		*Gaze preference toward side of infarct
			*Agnosia (inability to recognize previously known subjects)

	===Posterior circulation===		===Posterior circulation===

2019-08-31T11:39:04Z

Anterior Cerebral Artery (ACA)

← Older revision		Revision as of 11:39, 31 August 2019
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	'''Signs and Symptoms:'''		'''Signs and Symptoms:'''
	*Contralateral sensory and motor symptoms in the lower extremity (sparing hands/face)		*Contralateral sensory and motor symptoms in the lower extremity (sparing hands/face)
	*Urinary incontinence		*Urinary and bowel incontinence
	*Left sided lesion: akinetic mutism, transcortical motor aphasia		*Left sided lesion: akinetic mutism, transcortical motor aphasia
	*Right sided lesion: Confusion, motor hemineglect		*Right sided lesion: Confusion, motor hemineglect
			*Presence of primitive grasp and suck reflexes
			*May manifest gait apraxia

	====Middle Cerebral Artery (MCA)====		====Middle Cerebral Artery (MCA)====

2019-04-25T05:30:01Z

Internal Capsule and Lacunar Infarcts

← Older revision		Revision as of 05:30, 25 April 2019
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	*Others		*Others
	**I/l ataxic hemiparesis, with legs worse than arms - posterior limb of internal capsule infarct		**I/l ataxic hemiparesis, with legs worse than arms - posterior limb of internal capsule infarct
			**Dysarthria/Clumsy Hand Syndrome - basilar pons or anterior limb of internal capsule infarct

	===Anterior Spinal Artery (ASA)===		===Anterior Spinal Artery (ASA)===

2018-10-12T05:57:30Z

Basilar artery

← Older revision		Revision as of 05:57, 12 October 2018
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	*Quadriplegia, coma, locked-in syndrome		*Quadriplegia, coma, locked-in syndrome
	*"Crossed signs" in which a patient has unilateral cranial nerve deficits but contralateral hemiparesis and hemisensory loss suggest brainstem infarction		*"Crossed signs" in which a patient has unilateral cranial nerve deficits but contralateral hemiparesis and hemisensory loss suggest brainstem infarction
			**Millard-Gubler syndrome (ventral pontine syndrome) -- ipsilateral CN VI and VII palsy with contralateral hemiplegia of extremities
	*Sparing of vertical eye movements (CN III exits brainstem just above lesion)		*Sparing of vertical eye movements (CN III exits brainstem just above lesion)
	**Thus, may also have miosis b/l		**Thus, may also have miosis b/l

2018-10-12T05:47:54Z

Basilar artery

← Older revision		Revision as of 05:47, 12 October 2018
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	'''Signs and Symptoms:'''		'''Signs and Symptoms:'''
	*Quadriplegia, coma, locked-in syndrome		*Quadriplegia, coma, locked-in syndrome
			*"Crossed signs" in which a patient has unilateral cranial nerve deficits but contralateral hemiparesis and hemisensory loss suggest brainstem infarction
	*Sparing of vertical eye movements (CN III exits brainstem just above lesion)		*Sparing of vertical eye movements (CN III exits brainstem just above lesion)
	**Thus, may also have miosis b/l		**Thus, may also have miosis b/l