Vertigo, or the symptom of an hallucination of motion, is usually caused by disorders of the inner ear. Buried in the bone of the otic capsule, the inner ear is the most difficult human sensory organ to image and investigate. As an inner ear disorder, Meniere's disease (MD) is characterised as recurrent vertiginous attacks, fluctuating hearing loss which can be progressive, tinnitus and aural fullness. Post-mortem studies, and now MRI inner ear imaging, show an excess of endolymph or endolymphatic hydrops (ELH) which has been