| Phenotype details |
onset 12y, Generalized weakness; Difficulty walking; Respiratory problem; Seizures 18-mo; Achilles tendon contracture; Muscle weakness, lower & upper, proximal>distal; Weakness of the limb-girdle muscles; Mild atrophy of thenar & hypothenar muscles; Wheelchair bound; EMG-NCV: chronic myopathic process; Muscle biopsy: muscular dystrophy; Elevated level of CPK, Aldolase & LDH. |