Symptom Information: Sort according to HPO 

1
(HPO:0001250) Seizures Very frequent [Orphanet] 1245 / 7739
2
(HPO:0001252) Muscular hypotonia Very frequent [Orphanet] 990 / 7739
3
(HPO:0001399) Hepatic failure Very frequent [Orphanet] 80 / 7739
4
(HPO:0012758) Neurodevelopmental delay Very frequent [Orphanet] 949 / 7739