| Phenotype details |
onset 5y with difficulty walking and frequent falls; Difficulty walking, running, climbing steps and rising from seated position; Distal muscle weakness & wasting, leg>arm; Laxity in fingers, wrist & elbows; Foot drop, bilateral; Postural deformities in feet & ankles; Abnormal gait; Respiratory problem; Thenar & hypothenar muscle atrophy; EMG-NCV: chronic sensorimotor demyelinating neuropathy with superimposed axonal damage. |