cochleosaccular

Pertaining to the cochlear duct and saccule.

• c. degeneration — degeneration of the membranous cochlea including the organ of Corti, the saccular macula, and the walls of the cochlear and saccular membranous labyrinth, and degeneration of the neurons in the spiral ganglion. The defect is inherited as deafness associated with incomplete pigmentation of the haircoat and the ocular uvea and occurs in cats, dogs and probably cattle. See also waardenburg's syndrome.