Bell's Palsy - Medical Treatment and Influence of Prognostic Factors
Bell’s palsy is an acute onset of peripheral facial nerve dysfunction. Despite extensive research the aetiology is unclear. The most prevailing theory is that reactivation of viruses such as Herpes simplex type-1 or Varicella zoster may cause Bell’s palsy. The natural course is favourable but at least 30% of patients will suffer sequelae such as residual paresis, synkinesis and/or contracture. The