bells palsy
Post on 26-Sep-2015
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Bells Palsy
The Department Of Neurology Cong Lin
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George Herbert Bush
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ConceptFacial weakness of the peripheral typeidiopathicoutside the central nervous system without any other cranial nerve palsies
Bells Palsy:
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[Etiology and pathology]
the cause is unclear exposure to chill a viral infectionedema degeneration.
Etiology pathology
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Anatomicophysiology
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[Clinical features]Occurs at any age and any time. unilateralThe onset is acute. attain maximum paralysis in 48h --5 days. pain behind the ear.
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Peripheral facial palsy
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[Diagnosis]
based on the acute onset and the peripheral facial palsy. distinguished from facial paralysis due to other causesdistinguished from the supranuclear one (such as in a stroke)
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Prognosis
usually good. recover within a few weeks or in a month or two.
But if there is evidence of denervation after 10 days, one may expect a long delay in the onset of recovery.
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Treatment
surgical decompression may be harmful. take some corticosteroids, such as prednisone (40 to 60mg/day). Vitamin B antiviral agents may be useful. physiatrics and acupuncture therapy a shield to protect the eye.
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summaryThe major features of Bells palsy is:Any age, any time.UnilateralAcute Peripheral facial palsy idiopathic
Bells phenomenon
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