Myotonic dystrophies are inherited neuromuscular disorders characterized by progressive muscular wasting (dystrophy) and muscular stiffness (myotonia). It affects both muscles and others organs such as heart, eye, breathing appartus, endocrine system, digestive tract or nervous system, these are multisystem diseases. Type 2 myotonic dystrophy, also called DM2 or proximal myotonic myopathy) occurs during adulthood and evolves slowly. It is due to a genetic abnormality spotted on chromosome 3.
- Reference laboratory: Institute of Myology
This trial aims at assessing the loss of hearing and oculo-motor function on patients affected with type 2 myotonic dystrophy.