Association of herpes simplex virus infection and Bell's palsy.

Objective: To determine the association of the Herpes Simplex virus Type-1 infection and Bell's palsy in patients treated at the outpatient department of a tertiary care center.

Methods: A prospective, observational study was carried out at the outpatient department of Medical and ENT units of Abbasi Shaheed Hospital, Karachi. Fifty patients were enrolled in the study with their informed and written consent, between 2006-2007.