Unilateral elevation of the diaphragm and tendency to alveolar hypoventilation in dystrophia myotonica.
D000368:Aged; D001784:Blood Gas Analysis / Q000503:physiopathology; D003964:Diaphragm / Q000494:pharmacology*; D006801:Humans; D000860:Hypoxia / Q000187:drug effects* / Q000209:etiology*; D008875:Middle Aged; D009223:Myotonic Dystrophy / Q000150:complications*; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency / Q000209:etiology*