Dejerine¨CSottas disease, also known as, Dejerine¨CSottas syndrome,[3] hereditary motor and sensory polyneuropathy type III, and Charcot¨CMarie¨CTooth disease type 3, is a hereditary neurological disorder characterized by damage to the peripheral nerves, demyelination, and resulting progressive muscle wasting and somatosensory loss. The condition is caused by mutations in various genes and currently has no known cure.[2]

Reference
Wiki: Dejerine-Sottas syndrome