[Treatment of idiopathic facial paralysis: corticoids versus acyclovir versus empirical treatment].

Bell's palsy has no specific treatment because its cause is still debated. The most widely accepted theory postulates an immunovirological origin consisting of the reactivation of a silent herpesvirus on the geniculate ganglion. We studied three groups of patients with Bell's palsy who received different treatments in an attempt to discern differences in evolution between treatment groups.