Cogan syndrome. Definition

Medical Definition: Cogan syndrome

Syndrome characterized by interstitial keratitis, syphilitic not, with audiovestibulares symptoms. There is a degeneration of the vestibular and spiral ganglia, with edema of the membranous cochlea, semicircular canals and inflammation of the spiral ligament. May be associated with systemic vasculitis affecting vessels of different caliber, as well as the aortic valve. Disease with remissions and exacerbations and leads to rapid loss of vision, severe episodes of vertigo with tinnitus, spontaneous nystagmus, ataxia and progressive sensorineural deafness.

* Automatic translation