Symptom Information: Sort according to HPO 

1
(HPO:0001257) Spasticity Very frequent [IBIS] 17384640 IBIS 251 / 7739
2
(HPO:0002352) Leukoencephalopathy Very frequent [IBIS] 17384640 IBIS 32 / 7739
3
(HPO:0002073) Progressive cerebellar ataxia Very frequent [IBIS] 17384640 IBIS 27 / 7739
4
(HPO:0007006) Dorsal column degeneration Very frequent [IBIS] 17384640 IBIS 2 / 7739
5
(HPO:0002500) Abnormality of the cerebral white matter Very frequent [IBIS] 17384640 IBIS 73 / 7739
6
(HPO:0012501) Abnormality of the brainstem white matter Very frequent [IBIS] 17384640 IBIS 1 / 7739
7
(HPO:0002143) Abnormality of the spinal cord Very frequent [IBIS] 17384640 IBIS 4 / 7739
8
(HPO:0002490) Increased CSF lactate Frequent [IBIS] 17384640 IBIS 28 / 7739
9
(HPO:0000639) Nystagmus 23643384 IBIS 555 / 7739
10
(HPO:0001251) Ataxia 17384640 IBIS 413 / 7739
11
(HPO:0100543) Cognitive impairment rare [HPO:skoehler] 17384640 IBIS 230 / 7739
12
(HPO:0003677) Slow progression 17384640 IBIS 134 / 7739
13
(HPO:0001268) Mental deterioration 17384640 IBIS 88 / 7739
14
(HPO:0002151) Increased serum lactate 21150073 IBIS 92 / 7739
15
(HPO:0003429) CNS hypomyelination 23643384 IBIS 21 / 7739