A rare genetic disorder characterized by degeneration of the optic nerve (causing impaired vision), deafness due to nerve damage and dementia due to calcification of the central nervous system.
Jensen syndrome
Galloway Mowat syndrome
Imerslund-Grasbeck syndrome
Sly syndrome
Johansson-Sinding-Larsen syndrome
Mohr-Tranebjaerg syndrome
Laron syndrome
Mounier-Kuhn syndrome