Symptom Information: Sort according to HPO 

1
 (HPO:0001324) Muscle weakness Very frequent [Orphanet] 859 / 7739
2
 (HPO:0002817) Abnormality of the upper limb Very frequent [Orphanet] 25 / 7739
3
 (HPO:0003457) EMG abnormality Very frequent [Orphanet] 78 / 7739
4
 (HPO:0011442) Abnormality of central motor function Very frequent [Orphanet] 76 / 7739
5
 (HPO:0040065) Abnormal morphology of bones of the upper limbs Very frequent [Orphanet] 25 / 7739