Bell's palsy
Specialty | Neurology, ENT
Symptoms | Inability to move the facial muscles on one side, change in taste, pain around the ear
Usual onset | Over 48 hours
Duration | <6 months
Causes | Unknown
Risk factors | Diabetes, recent upper respiratory tract infection
Diagnostic method | Based on symptoms
Differential diagnosis | Brain tumor, stroke, Ramsay Hunt syndrome, Lyme disease
Treatment | Corticosteroids, eye drops, eyepatch
Prognosis | Most recover completely
Frequency | 1–4 per 10,000 per year