The Cerebellum’s Role in Dizziness/Vertigo
๐ง๐ต๐ฒ ๐๐ฒ๐ฟ๐ฒ๐ฏ๐ฒ๐น๐น๐๐บโ๐ ๐ฅ๐ผ๐น๐ฒ ๐ถ๐ป ๐๐ถ๐๐๐ถ๐ป๐ฒ๐๐/๐ฉ๐ฒ๐ฟ๐๐ถ๐ด๐ผ
Patients with dizziness or vertigo often get their ears checked by an ENT to find signs of peripheral vestibular problems like BPPV or a damaged vestibular nerve.โฃ
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An underappreciated problem with dizziness can be problems of the central nervous system. When doctors look for central causes of dizziness, theyโre often searching for emergency issues like a posterior circulation stroke. A common central cause of dizziness is when the ๐๐๐ง๐๐๐๐ก๐ช๐ข is affected.โฃ
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The cerebellum is a chunk of brain that sits in the lower back part of the skull. It plays a massive role in standing balance and accuracy of movement.โฃ
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While a stroke is well known to cause dizziness and balance issues through the cerebellum, other problems can trigger cerebellar problems as well. This can include:โฃ
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โข #concussion/#tbiโฃ
โข Multiple sclerosisโฃ
โข Celiacโs Disease and other autoimmunityโฃ
โข Inherited degenerative disorders of the cerebellum (Friedrichโs ataxia and other SCAs)โฃ
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Then there are functional neurological problems affecting the connections of the cerebellum which often go undiagnosed. This can come from a previous acute vestibular attack or problems weighting the sensory system as a whole.โฃ
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When patients are dizzy, if there is no obvious diagnostic vestibular finding, we will often see that these patients may show abnormal findings on a bedside cerebellar exam.โฃ
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Fortunately, these patients can respond well and sometimes quickly with some cerebellar targeted rehab strategies, which we will show an example later this week.โฃ
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#neuroscience #neuroplasticity #vertigo
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