Symptom Information: Sort according to HPO 

1
(HPO:0001508) Failure to thrive 454 / 7739
2
(HPO:0000572) Visual loss Occasional [Orphanet] 272 / 7739
3
(HPO:0000618) Blindness 124 / 7739
4
(HPO:0001252) Muscular hypotonia Frequent [Orphanet] 990 / 7739
5
(HPO:0001324) Muscle weakness 859 / 7739
6
(HPO:0000508) Ptosis Frequent [Orphanet] 459 / 7739
7
(HPO:0000939) Osteoporosis 129 / 7739
8
(HPO:0002748) Rickets 41 / 7739
9
(HPO:0004322) Short stature Very frequent [Orphanet] 1232 / 7739
10
(HPO:0100651) Type I diabetes mellitus Frequent [Orphanet] 44 / 7739
11
(HPO:0000512) Abnormal electroretinogram Occasional [Orphanet] 61 / 7739
12
(HPO:0000124) Renal tubular dysfunction Very frequent [Orphanet] 46 / 7739
13
(HPO:0001251) Ataxia 413 / 7739
14
(HPO:0002066) Gait ataxia Frequent [Orphanet] 327 / 7739
15
(HPO:0007400) Irregular hyperpigmentation Very frequent [Orphanet] 72 / 7739
16
(HPO:0002019) Constipation Very frequent [Orphanet] 194 / 7739
17
(HPO:0002120) Cerebral cortical atrophy Frequent [Orphanet] 187 / 7739
18
(HPO:0000103) Polyuria 60 / 7739
19
(HPO:0000114) Proximal tubulopathy 18 / 7739
20
(HPO:0000365) Hearing impairment Frequent [Orphanet] 539 / 7739
21
(HPO:0000550) Undetectable electroretinogram 25 / 7739
22
(HPO:0000597) Ophthalmoparesis 71 / 7739
23
(HPO:0001336) Myoclonus 115 / 7739
24
(HPO:0001944) Dehydration 59 / 7739
25
(HPO:0002013) Vomiting 191 / 7739
26
(HPO:0002014) Diarrhea 225 / 7739
27
(HPO:0002240) Hepatomegaly 467 / 7739
28
(HPO:0002376) Developmental regression 74 / 7739
29
(HPO:0004349) Reduced bone mineral density Frequent [Orphanet] 165 / 7739
30
(HPO:0007511) Mottled pigmentation of photoexposed areas 1 / 7739
31
(HPO:0007610) Blotching pigmentation of the skin 3 / 7739
32
(HPO:0007702) Pigmentary retinal deposits 5 / 7739
33
(OMIM) Episodic cold-triggered erythrocyanosis of toes and fingers 1 / 7739
34
(HPO:0008947) Infantile muscular hypotonia 482 / 7739
35
(HPO:0010547) Muscle flaccidity 466 / 7739
36
(OMIM) Urinary loss of potassium, sodium, calcium, and chloride 1 / 7739
37
(OMIM) Heteroplasmic partial duplication of mtDNA 1 / 7739
38
(HPO:0004325) Decreased body weight Frequent [Orphanet] 492 / 7739
39
(HPO:0001427) Mitochondrial inheritance 12 / 7739