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The incidence of facial palsy is about 50/100000/year, i.e. 210 cases/year in Geneva. Clinicians can be puzzled by it, because it encompasses aetiologies with very diverse prognoses. Most patients suffer from Bell palsy that evolves favourably. Some, however, suffer from diseases such as meningitis, HIV infection,
disease, CVA, that require fast identification because of their severity and of the need for specific treatments. This article proposes an algorithm for pragmatic and evidence-based management of facial palsy.