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Treatment Controversies in Bell Palsy
Arch Otolaryngol Head Neck Surg. 1998;124:821-823.
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Hypothesis
Treatment of acute-onset complete unilateral facial paralysis optimally includes the use of systemic corticosteroids and antiviral therapy.
PRO
The most common causes of unilateral complete facial paralysis include Bell palsy, trauma, and herpes zoster oticus (Ramsay Hunt syndrome).1 Bell palsy is defined as facial paralysis of unknown origin; thus, it is a diagnosis of exclusion. Other diseases, such as central nervous system disorders (acute idiopathic polyneuritis, Lyme disease, or multiple sclerosis), neoplasms (of the cerebellopontine, parotid gland, or facial nerve), and infections (acute and chronic otitis media) must also be considered as causes of facial paralysis.
Bell palsy, more properly termed idiopathic facial palsy, has been the subject of extensive debate. Idiopathic facial palsy accounts for 60% to 75% of all cases of facial paralysis. Etiologic theories of Bell palsy have included genetic, metabolic, autoimmune, vascular, entrapment, and infectious causes. Some investigators have claimed evidence for a viral origin in many . . . [Full Text of this Article]
CON
BOTTOM LINE
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ABSTRACT
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