Symptom Information: Sort according to HPO 

1
(HPO:0001250) Seizures Frequent [Orphanet] 1245 / 7739
2
(HPO:0001992) Organic aciduria Very frequent [Orphanet] 28 / 7739
3
(HPO:0001252) Muscular hypotonia Frequent [Orphanet] 990 / 7739
4
(HPO:0001324) Muscle weakness 859 / 7739
5
(HPO:0002019) Constipation Frequent [Orphanet] 194 / 7739
6
(HPO:0001263) Global developmental delay 853 / 7739
7
(HPO:0001943) Hypoglycemia Frequent [Orphanet] 131 / 7739
8
(HPO:0001302) Pachygyria rare [HPO:skoehler] 60 / 7739
9
(HPO:0001626) Abnormality of the cardiovascular system Frequent [Orphanet] 73 / 7739
10
(HPO:0001639) Hypertrophic cardiomyopathy 137 / 7739
11
(HPO:0001942) Metabolic acidosis 81 / 7739
12
(HPO:0001946) Ketosis 17 / 7739
13
(HPO:0002013) Vomiting 191 / 7739
14
(HPO:0002014) Diarrhea 225 / 7739
15
(HPO:0002027) Abdominal pain 184 / 7739
16
(HPO:0003128) Lactic acidosis 116 / 7739
17
(HPO:0004322) Short stature 1232 / 7739
18
(HPO:0012450) Chronic constipation 10 / 7739
19
(HPO:0008947) Infantile muscular hypotonia 482 / 7739
20
(HPO:0010547) Muscle flaccidity 466 / 7739
21
(OMIM) Frontotemporal atrophy 3 / 7739
22
(OMIM) White matter changes on brain imaging (less common) 1 / 7739
23
(HPO:0007227) Macrogyria 9 / 7739
24
(OMIM) Nodular heterotopia 4 / 7739
25
(OMIM) Abnormal urinary compounds 1 / 7739
26
(OMIM) Mitochondrial malonyl-CoA decarboxylase activity in fibroblasts is very low (as low as 4%) 1 / 7739
27
(HPO:0012758) Neurodevelopmental delay Very frequent [Orphanet] 949 / 7739
28
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739