The development of vesicles on the pinna and external auditory canal will often correspond to a herpes zoster infection of one of the many nerves innervating the external ear. In case of associated facial paralysis, vertigo or sudden deafness the patient should undergo a thorough neuro-otologic examination and receive appropriate treatment. This article proposes a reminder of the various clinical presentations of herpes zoster oticus with some neuro-anatomical considerations.