Devic’s disease

The Devic’s disease - A rare condition, sometimes called neuromyelitis optica, in which there is demyelination of the fibres in the optic nerves and the spinal cord. The condition begins with inflammation of the optic nerves (see optic neuritis), leading to loss of vision.

There are also attacks of numbness, muscle weakness, and loss of coordination in the parts of the trunk and limbs below the diseased area of the spine. In addition, the spinal cord damage may lead to disruption of urinary and bowel control and impairment of sexual function.