Involuntary muscle involvement (cardiac and esophageal in myotonia dystrophica. Report of case with congestive failure and atonic esophagus and a sibling with congestive failure.
D004947:Esophagus; D006321:Heart; D006333:Heart Failure; D006801:Humans; D009130:Muscle, Smooth; D009223:Myotonic Dystrophy; D035781:Siblings
ESOPHAGUS; HEART FAILURE, CONGESTIVE; MYOTONIA ATROPHICA