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Symptoms of transient ischemic attacks and the vascular territories involved

Symptoms of transient ischemic attacks and the vascular territories involved
  ICA/MCA VA/BA PCA SVD
Visual abnormalities
Transient monocular blindness ++++      
Hemianopia +   +++  
Blindness   ++ ++  
Motor abnormalities
Hemiparesis + +   ++
Quadriparesis   ++++    
Single part weakness
Face + ++   +
Arm/hand +++     +
Thigh/leg/foot ++ +   +
Crossed weakness*   ++++    
Limb ataxia/weakness   ++   ++
Gait ataxia   +++   +
Sensory abnormalities
Hemisensory +   ++ ++
Single part sensory
Face + ++ + ++
Arm/hand ++   ++ +
Thigh/leg/foot + + + +
Crossed sensory*   ++++    
Cognitive abnormalities
Aphasia ++++   +  
Amnesia   + +++  
Alexia +++   +++  
Abulia ++ +   +
Brainstem and cranial nerve symptoms
Dizziness/vertigo + +++    
Diplopia   ++++    
Dysarthria + ++   ++
Dysphagia   ++   ++
Tinnitus/hearing loss   ++++    

ICA: internal carotid arteries; MCA: middle cerebral arteries; VA: vertebral arteries; BA: basilar artery; PCA: posterior cerebral arteries; SVD: small vessel disease.

* Crossed weakness or crossed sensory refers to one side of the cranial structures and the opposite side limbs and trunk.
Graphic 71676 Version 5.0

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