An open Tent lyk mouth , severe generalized hypotonia in a baby girl ...
Myotonic dystrophy, also known as Steinert's disease, is the most common form of muscle disease ,
affecting approximately one person in 8,000 worldwide..
This baby inherited dystrophia myotonica ( AD genetic disease ) from her mother
mortality rates are high , but if she survives she will have defects in her learning ability ,
It is a disorder characterize by progressive muscle weakness and wasting and by myotonia (difficulty in relaxing the muscles after they have been contracted).
there is also adult type for dystrophia myotonica
Illustrated signs in clinical pediatrics