Effects of Neuromodulation on Verbal Fluency in Post-stroke Aphasia

Exclusion Criteria

• •persons under the age of 18 or over the age of 75
• •patients with pure receptive aphasia
• •co-morbid CNS disease
• •primary motor/oral apraxia
• •pregnant or nursing women
• •have a history of unstable mood disorder or unstable anxiety disorder or psychosis
• •use of a hearing aid
• •have a cochlear implant
• •have a diagnosed vestibular dysfunction
• •abuse alcohol or other drugs
• •have had eye surgery within the previous three months or ear surgery within the previous six months
• •have active ear infections or a perforated tympanic membrane
• •have participated in another clinical trial within the last 30 days or are currently enrolled in another clinical trial
• •Though not excluded, patients taking anti-histamines or anti-nausea drugs will be encouraged not to take such medications within four hours prior to a CVS treatment. The Investigator should review other medications taken by the patient with properties that mimic anti-nausea or anti-dizziness drugs as these may reduce responsiveness of the vestibular system to caloric stimulation.