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Vertebrobasilar Insufficiency

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Definition: Localized or diffuse reduction in blood flow through the vertebrobasilar arterial system, which supplies the BRAIN STEM; CEREBELLUM; OCCIPITAL LOBE; medial TEMPORAL LOBE; and THALAMUS. Characteristic clinical features include SYNCOPE; lightheadedness; visual disturbances; and VERTIGO. BRAIN STEM INFARCTIONS or other BRAIN INFARCTION may be associated.  BRACHIAL-BASILAR INSUFFICIENCY SYNDROME see SUBCLAVIAN STEAL SYNDROME is available   
Examples Subclavian Steal Syndrome 		Other names Vertebral Artery Stenosis; Vertebral Artery Insufficiency; Basilar Artery Stenosis; Basilar Artery Insufficiency; Vertebrobasilar Ischemias; Vertebrobasilar Insufficiencies; Vertebrobasilar Dolichoectasias; Vertebro-Basilar Ischemias; Vertebro-Basilar Insufficiencies; Vertebro Basilar Ischemia; Vertebro Basilar Insufficiency; Vertebral Artery Stenoses; Vertebral Artery Ischemias; Vertebral Artery Insufficiencies; Stenosis, Vertebral Artery; Stenosis, Basilar Artery; Stenoses, Vertebral Artery; Stenoses, Basilar Artery; Ischemias, Vertebrobasilar; Ischemias, Vertebro-Basilar

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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