Symptom Information: Sort according to HPO 

1
(HPO:0000407) Sensorineural hearing impairment 524 / 7739
2
(HPO:0000467) Neck muscle weakness 29 / 7739
3
(HPO:0000572) Visual loss rare [HPO:skoehler] 272 / 7739
4
(HPO:0000618) Blindness 124 / 7739
5
(HPO:0000639) Nystagmus rare [HPO:skoehler] 555 / 7739
6
(HPO:0000648) Optic atrophy rare [HPO:skoehler] 238 / 7739
7
(HPO:0000718) Aggressive behavior rare [HPO:skoehler] 109 / 7739
8
(HPO:0001171) Split hand 72 / 7739
9
(HPO:0001251) Ataxia 413 / 7739
10
(HPO:0001283) Bulbar palsy 31 / 7739
11
(HPO:0001284) Areflexia 198 / 7739
12
(HPO:0001308) Tongue fasciculations 18 / 7739
13
(HPO:0001992) Organic aciduria rare [HPO:skoehler] 28 / 7739
14
(HPO:0002015) Dysphagia rare [HPO:skoehler] 301 / 7739
15
(HPO:0002093) Respiratory insufficiency 410 / 7739
16
(HPO:0002312) Clumsiness 28 / 7739
17
(HPO:0002375) Hypokinesia 25 / 7739
18
(HPO:0002751) Kyphoscoliosis rare [HPO:skoehler] 131 / 7739
19
(HPO:0003700) Generalized amyotrophy 39 / 7739
20
(HPO:0006824) Cranial nerve paralysis 81 / 7739
21
(HPO:0010628) Facial palsy 146 / 7739
22
(OMIM) Absent brainstem auditory-evoked responses 1 / 7739
23
(OMIM) Absent pupillary reflex 1 / 7739
24
(OMIM) Sleep hypoventilation (1 patient) 1 / 7739
25
(HPO:0002650) Scoliosis 705 / 7739
26
(OMIM) Muscle weakness, proximal, distal, and axial, severe 1 / 7739
27
(HPO:0001252) Muscular hypotonia 990 / 7739
28
(HPO:0001324) Muscle weakness 859 / 7739
29
(HPO:0008947) Infantile muscular hypotonia 482 / 7739
30
(HPO:0010547) Muscle flaccidity 466 / 7739
31
(OMIM) Muscle atrophy, diffuse, severe 1 / 7739
32
(OMIM) EMG shows neurogenic changes 5 / 7739
33
(OMIM) Fibrillations 3 / 7739
34
(OMIM) Loss of independent ambulation 5 / 7739
35
(OMIM) Inability to hold head up 2 / 7739
36
(OMIM) Axonal sensorimotor neuropathy 6 / 7739
37
(OMIM) Abnormal acylcarnitine profiles 1 / 7739
38
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739
39
(HPO:0003676) Progressive disorder 148 / 7739
40
(HPO:0003828) Variable expressivity 130 / 7739