Mr Obholzer is a consultant ENT and Skull Base surgeon at Guys Hospital, Kings College Hospital, and the National Hospital for Neurology and Neurosurgery in Queen Square. He is the head of department for ENT at Guys and has a subspecialty practice in the management of complex disorders of the ear and skull base. His specialist interest include surgical correction of hearing loss and ear diseases, management and surgery of disorders of the ear, facial nerve and lateral skull base including vestibular schwannoma (acoustic neuroma) and parotid surgery, cochlear implants and the management of facial palsy.Diseases, Medical Tests and Treatments surgical correction of hearing loss cochlear implants facial nerve lateral skull basevestibular schwannoma parotid surgery cochlear implants facial palsy ParagangliomaSchwannomasCSF leaks