Symptom Information: Sort according to HPO 

1
(HPO:0000750) Delayed speech and language development 197 / 7739
2
(HPO:0001249) Intellectual disability 1089 / 7739
3
(HPO:0001270) Motor delay 322 / 7739
4
(HPO:0002069) Generalized tonic-clonic seizures 96 / 7739
5
(HPO:0010819) Atonic seizures 18 / 7739
6
(HPO:0001419) X-linked recessive inheritance 189 / 7739
7
(HPO:0003593) Infantile onset 249 / 7739