Atypical absence status epilepticus, Autistic behavior, Behavioral abnormality, Bilateral tonic-clonic seizure, Bilateral tonic-clonic seizure with focal onset, Blindness, Bradykinesia, Cerebral atrophy, Cerebral visual impairment, Cognitive impairment, Cortical dysplasia, Cutaneous photosensitivity, Depressed nasal bridge, Developmental regression, Downslanted palpebral fissures, Dysphagia, Dysphasia, EEG abnormality, EEG with focal sharp slow waves, EEG with spike-wave complexes, Encephalopathy, Enlarged cisterna magna, Epileptic encephalopathy, Falls, Febrile seizure (within the age range of 3 months to 6 years), Focal clonic seizure, Focal hemiclonic seizure, Focal impaired awareness seizure, Focal-onset seizure, Frontotemporal cerebral atrophy, Gastroesophageal reflux, Generalized cerebral atrophy/hypoplasia, Generalized myoclonic seizure, Generalized non-motor (absence) seizure, Generalized tonic seizure, Generalized-onset seizure, Gingival overgrowth, Global developmental delay, Hemiparesis, Hemiplegia, Hemiplegia/hemiparesis, High forehead, Hyperactivity, Hypoplasia of the corpus callosum, Hypotonia, Incoordination, Intellectual disability, Intellectual disability, progressive, Intellectual disability, severe, Limited knee extension, Low-set ears, Macrocephaly, Mental deterioration, Migraine with aura, Motor delay, Myoclonus, Neurodevelopmental delay, Neurological speech impairment, Nystagmus, Obsessive-compulsive trait, Personality disorder, Pes planus, Photophobia, Pigmentary retinopathy, Poor fine motor coordination, Posteriorly rotated ears, Psychomotor retardation, Ptosis, Recurrent respiratory infections, Secondary microcephaly, Seizure, Sensorineural hearing impairment, Status epilepticus, Talipes valgus, Tented upper lip vermilion, Tibial torsion, Tremor

abnormal hippocampus neuron morphology, abnormal inhibitory postsynaptic currents, abnormal involuntary movement, abnormal long term spatial reference memory, abnormal miniature excitatory postsynaptic currents, abnormal miniature inhibitory postsynaptic currents, abnormal myocardial fiber physiology, abnormal neocortex morphology, abnormal nest building behavior, abnormal neuron physiology, abnormal olfactory behavior, abnormal postural reflex, abnormal response to novel odor, abnormal response to social novelty, abnormal social investigation, abnormal spike wave discharge, behavior/neurological phenotype, circling, clonic seizures, convulsive seizures, decreased brain size, decreased brain weight, decreased locomotor activity, environmentally induced seizures, head bobbing, impaired ability to fire action potentials, impaired contextual conditioning behavior, impaired righting response, impaired spatial learning, increased anxiety-related response, increased grooming behavior, increased sensitivity to induced morbidity/mortality, increased susceptibility to pharmacologically induced seizures, increased thigmotaxis, maximal tonic hindlimb extension seizures, nervous system phenotype, no abnormal phenotype detected, postnatal lethality, postnatal lethality, complete penetrance, postnatal lethality, incomplete penetrance, premature death, reduced fertility, tonic seizures