Human Phenotype Ontology 
Grandparent Node:
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Interictal epileptiform activity (HP:0011182)help
Parent Node:
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EEG with generalized epileptiform discharges (HP:0011198)help
..Starting node
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Hypsarrhythmia (HP:0002521)help
Term ID: 2521
Name: Hypsarrhythmia
Synonym: Hypsarrhythmia by EEG
Definition: Hypsarrhythmia is abnormal interictal high amplitude waves and a background of irregular spikes. There is continuous (during wakefulness), high-amplitude (>200 Hz), generalized polymorphic slowing with no organized background and multifocal spikes demonstrated by electroencephalography (EEG).
Comments:
Reference: HP:0002521
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandEEG with burst suppression (HP:0010851) help
..expandEEG with generalized polymorphic epileptiform discharges (HP:0011200) help
..expandEEG with generalized polyspikes (HP:0012001) help
..expandEEG with generalized sharp slow waves (HP:0011199) help
..expandEEG with generalized spikes (HP:0012000) help
..expandEEG with spike-wave complexes (HP:0010850) help
InputHPO IDHPO termDistanceGeneGene id entrezHGNC IDDiseaseIdDiseaseNameFrequencyOnsetHGMD variantsClinVar variants
 
HPO disease - gene - phenotype typical associations:
 
HPO disease - gene - phenotype less frequent non-typical associations:
HP:0002521HP:0002521Hypsarrhythmia0AARS1 CL E G H1620ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0ABCC8 CL E G H683359ORPHA:79134DEND syndromeHP:0040283 - Occasional245
HP:0002521HP:0002521Hypsarrhythmia0ACTL6B CL E G H51412160ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional2
HP:0002521HP:0002521Hypsarrhythmia0AIMP2 CL E G H796520609OMIM:618006Leukodystrophy, hypomyelinating, 17.1
HP:0002521HP:0002521Hypsarrhythmia0ALDH7A1 CL E G H501877ORPHA:3006Pyridoxine-dependent epilepsyHP:0040283 - Occasional227
HP:0002521HP:0002521Hypsarrhythmia0ALG13 CL E G H7986830881ORPHA:324422ALG13-CDGHP:0040282 - Frequent96
HP:0002521HP:0002521Hypsarrhythmia0ALG13 CL E G H7986830881OMIM:300884Epileptic encephalopathy, early infantile, 36.96
HP:0002521HP:0002521Hypsarrhythmia0ALG14 CL E G H19985728287OMIM:619036MYOPATHY, EPILEPSY, AND PROGRESSIVE CEREBRAL ATROPHY; MEPCA12
HP:0002521HP:0002521Hypsarrhythmia0ALG2 CL E G H8536523159ORPHA:79326ALG2-CDGHP:0040282 - Frequent46
HP:0002521HP:0002521Hypsarrhythmia0ALG2 CL E G H8536523159OMIM:607906Congenital disorder of glycosylation, type Ii.46
HP:0002521HP:0002521Hypsarrhythmia0ALG3 CL E G H1019523056OMIM:601110Congenital disorder of glycosylation, type Id.37
HP:0002521HP:0002521Hypsarrhythmia0AP3B2 CL E G H8120567OMIM:617276EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 48; EIEE487
HP:0002521HP:0002521Hypsarrhythmia0AP3B2 CL E G H8120567ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional7
HP:0002521HP:0002521Hypsarrhythmia0APC2 CL E G H1029724036OMIM:618677CORTICAL DYSPLASIA, COMPLEX, WITH OTHER BRAIN MALFORMATIONS 10; CDCBM101
HP:0002521HP:0002521Hypsarrhythmia0ARFGEF1 CL E G H1056515772OMIM:619964
HP:0002521HP:0002521Hypsarrhythmia0ARFGEF2 CL E G H1056415853OMIM:608097Periventricular heterotopia with microcephaly, autosomal recessive.179
HP:0002521HP:0002521Hypsarrhythmia0ARV1 CL E G H6480129561ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional3
HP:0002521HP:0002521Hypsarrhythmia0ARX CL E G H17030218060OMIM:308350Developmental and epileptic encephalopathy 1166
HP:0002521HP:0002521Hypsarrhythmia0ARX CL E G H17030218060ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent166
HP:0002521HP:0002521Hypsarrhythmia0ARX CL E G H17030218060ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent166
HP:0002521HP:0002521Hypsarrhythmia0ASNS CL E G H440753OMIM:615574Asparagine synthetase deficiency.17
HP:0002521HP:0002521Hypsarrhythmia0ASPA CL E G H443756OMIM:271900Canavan disease48
HP:0002521HP:0002521Hypsarrhythmia0ATAD1 CL E G H8489625903OMIM:618011Hyperekplexia 4
HP:0002521HP:0002521Hypsarrhythmia0ATN1 CL E G H18223033OMIM:618494Congenital hypotonia, epilepsy, developmental delay, and digital anomalies16
HP:0002521HP:0002521Hypsarrhythmia0ATP1A2 CL E G H477800ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional239
HP:0002521HP:0002521Hypsarrhythmia0ATP1A3 CL E G H478801ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional150
HP:0002521HP:0002521Hypsarrhythmia0ATP6V0A1 CL E G H535865OMIM:6199701
HP:0002521HP:0002521Hypsarrhythmia0ATP6V1A CL E G H523851OMIM:618012Epileptic encephalopathy, infantile or early childhood, 3.3
HP:0002521HP:0002521Hypsarrhythmia0ATP6V1A CL E G H523851ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional3
HP:0002521HP:0002521Hypsarrhythmia0ATP7A CL E G H538869OMIM:309400Menkes disease192
HP:0002521HP:0002521Hypsarrhythmia0CACNA1A CL E G H7731388ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional449
HP:0002521HP:0002521Hypsarrhythmia0CACNA1B CL E G H7741389ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional5
HP:0002521HP:0002521Hypsarrhythmia0CACNA1E CL E G H7771392OMIM:618285Developmental and epileptic encephalopathy 69.11
HP:0002521HP:0002521Hypsarrhythmia0CACNA2D1 CL E G H7811399ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional59
HP:0002521HP:0002521Hypsarrhythmia0CASK CL E G H85731497ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent118
HP:0002521HP:0002521Hypsarrhythmia0CCDC88A CL E G H5570425523OMIM:617507Peho-Like syndrome.1
HP:0002521HP:0002521Hypsarrhythmia0CDK19 CL E G H2309719338OMIM:618916DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 87; DEE87
HP:0002521HP:0002521Hypsarrhythmia0CDK19 CL E G H2309719338ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0CDKL5 CL E G H679211411OMIM:300672Developmental and epileptic encephalopathy 2405
HP:0002521HP:0002521Hypsarrhythmia0CDKL5 CL E G H679211411ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent405
HP:0002521HP:0002521Hypsarrhythmia0CDKL5 CL E G H679211411ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent405
HP:0002521HP:0002521Hypsarrhythmia0CELF2 CL E G H106592550OMIM:619561DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 97; DEE97
HP:0002521HP:0002521Hypsarrhythmia0CELF2 CL E G H106592550ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0CLTC CL E G H12132092ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0CNKSR2 CL E G H2286619701ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional18
HP:0002521HP:0002521Hypsarrhythmia0CNPY3 CL E G H1069511968OMIM:617929Epileptic encephalopathy, early infantile, 60.
HP:0002521HP:0002521Hypsarrhythmia0CNPY3 CL E G H1069511968ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent
HP:0002521HP:0002521Hypsarrhythmia0COX4I1 CL E G H13272265OMIM:619060MITOCHONDRIAL COMPLEX IV DEFICIENCY, NUCLEAR TYPE 16; MC4DN16
HP:0002521HP:0002521Hypsarrhythmia0CUL3 CL E G H84522553OMIM:619239NEURODEVELOPMENTAL DISORDER WITH OR WITHOUT AUTISM OR SEIZURES; NEDAUS92
HP:0002521HP:0002521Hypsarrhythmia0CUX2 CL E G H2331619347OMIM:618141Epileptic encephalopathy, early infantile, 67HP:0040284 - Very rare
HP:0002521HP:0002521Hypsarrhythmia0CYFIP2 CL E G H2699913760OMIM:618008EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 65; EIEE651
HP:0002521HP:0002521Hypsarrhythmia0CYFIP2 CL E G H2699913760ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0D2HGDH CL E G H72829428358OMIM:600721D-2-Hydroxyglutaric aciduria 1102
HP:0002521HP:0002521Hypsarrhythmia0DALRD3 CL E G H5515225536ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0DCX CL E G H16412714ORPHA:2148Lissencephaly type 1 due to doublecortin gene mutationHP:0040283 - Occasional145
HP:0002521HP:0002521Hypsarrhythmia0DEPDC5 CL E G H968118423ORPHA:98820Familial focal epilepsy with variable fociHP:0040284 - Very rare172
HP:0002521HP:0002521Hypsarrhythmia0DHDDS CL E G H7994720603ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional47
HP:0002521HP:0002521Hypsarrhythmia0DMXL2 CL E G H233122938ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent3
HP:0002521HP:0002521Hypsarrhythmia0DNM1 CL E G H17592972OMIM:616346Epileptic encephalopathy, early infantile, 31.72
HP:0002521HP:0002521Hypsarrhythmia0DNM1 CL E G H17592972ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional72
HP:0002521HP:0002521Hypsarrhythmia0DOCK7 CL E G H8544019190ORPHA:411986Early-onset epileptic encephalopathy-cortical blindness-intellectual disability-facial dysmorphism syndromeHP:0040283 - Occasional11
HP:0002521HP:0002521Hypsarrhythmia0DOCK7 CL E G H8544019190OMIM:615859Epileptic encephalopathy, early infantile, 23.11
HP:0002521HP:0002521Hypsarrhythmia0DOLK CL E G H2284523406OMIM:610768Congenital disorder of glycosylation, type Im.55
HP:0002521HP:0002521Hypsarrhythmia0DOLK CL E G H2284523406ORPHA:91131DK1-CDG55
HP:0002521HP:0002521Hypsarrhythmia0DPAGT1 CL E G H17982995ORPHA:86309DPAGT1-CDGHP:0040282 - Frequent38
HP:0002521HP:0002521Hypsarrhythmia0EEF1A2 CL E G H19173192OMIM:616409Epileptic encephalopathy, early infantile, 33.60
HP:0002521HP:0002521Hypsarrhythmia0EEF1A2 CL E G H19173192ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional60
HP:0002521HP:0002521Hypsarrhythmia0EPM2A CL E G H79573413ORPHA:501Lafora diseaseHP:0040282 - Frequent83
HP:0002521HP:0002521Hypsarrhythmia0ERMARD CL E G H5578021056ORPHA:758576q terminal deletion syndromeHP:0040281 - Very frequent36
HP:0002521HP:0002521Hypsarrhythmia0ERMARD CL E G H5578021056OMIM:615544Periventricular nodular heterotopia 6.36
HP:0002521HP:0002521Hypsarrhythmia0EXOC8 CL E G H14937124659OMIM:619076NEURODEVELOPMENTAL DISORDER WITH MICROCEPHALY, SEIZURES, AND BRAIN ATROPHY; NEDMISB1
HP:0002521HP:0002521Hypsarrhythmia0FGF12 CL E G H22573668OMIM:617166Epileptic encephalopathy, early infantile, 47.3
HP:0002521HP:0002521Hypsarrhythmia0FGF12 CL E G H22573668ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional3
HP:0002521HP:0002521Hypsarrhythmia0FGF13 CL E G H22583670OMIM:301058DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 90; DEE901
HP:0002521HP:0002521Hypsarrhythmia0FGF13 CL E G H22583670ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0FZR1 CL E G H5134324824ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0GABBR2 CL E G H95684507OMIM:617904Epileptic encephalopathy, early infantile, 59.5
HP:0002521HP:0002521Hypsarrhythmia0GABBR2 CL E G H95684507ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional5
HP:0002521HP:0002521Hypsarrhythmia0GABRA2 CL E G H25554076ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional4
HP:0002521HP:0002521Hypsarrhythmia0GABRA5 CL E G H25584079ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0GABRB1 CL E G H25604081OMIM:617153Epileptic encephalopathy, early infantile, 45.3
HP:0002521HP:0002521Hypsarrhythmia0GABRB2 CL E G H25614082ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional44
HP:0002521HP:0002521Hypsarrhythmia0GABRB3 CL E G H25624083OMIM:617113Epileptic encephalopathy, early infantile, 4357
HP:0002521HP:0002521Hypsarrhythmia0GABRG2 CL E G H25664087ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional139
HP:0002521HP:0002521Hypsarrhythmia0GAD1 CL E G H25714092OMIM:619124DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 89; DEE8944
HP:0002521HP:0002521Hypsarrhythmia0GFM2 CL E G H8434029682ORPHA:565624Combined oxidative phosphorylation defect type 39HP:0040283 - Occasional43
HP:0002521HP:0002521Hypsarrhythmia0GFM2 CL E G H8434029682OMIM:618397Combined oxidative phosphorylation deficiency 39HP:0040284 - Very rare43
HP:0002521HP:0002521Hypsarrhythmia0GLYCTK CL E G H13215824247OMIM:220120D-GLYCERIC ACIDURIA.6
HP:0002521HP:0002521Hypsarrhythmia0GNAO1 CL E G H27754389ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent36
HP:0002521HP:0002521Hypsarrhythmia0GNAO1 CL E G H27754389OMIM:615473Epileptic encephalopathy, early infantile, 17.36
HP:0002521HP:0002521Hypsarrhythmia0GNB1 CL E G H27824396OMIM:616973Mental retardation, autosomal dominant 4212
HP:0002521HP:0002521Hypsarrhythmia0GNB5 CL E G H106814401ORPHA:542306GNB5-related intellectual disability-cardiac arrhythmia syndromeHP:0040283 - Occasional7
HP:0002521HP:0002521Hypsarrhythmia0GRIN1 CL E G H29024584ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent108
HP:0002521HP:0002521Hypsarrhythmia0GRIN2B CL E G H29044586OMIM:616139Epileptic encephalopathy, early infantile, 27.274
HP:0002521HP:0002521Hypsarrhythmia0GRIN2B CL E G H29044586ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent274
HP:0002521HP:0002521Hypsarrhythmia0GRIN2D CL E G H29064588OMIM:617162Epileptic encephalopathy, early infantile, 46.2
HP:0002521HP:0002521Hypsarrhythmia0GRIN2D CL E G H29064588ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional2
HP:0002521HP:0002521Hypsarrhythmia0GRM7 CL E G H29174599ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent5
HP:0002521HP:0002521Hypsarrhythmia0GUF1 CL E G H6055825799OMIM:617065Epileptic encephalopathy, early infantile, 40.2
HP:0002521HP:0002521Hypsarrhythmia0GUF1 CL E G H6055825799ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent2
HP:0002521HP:0002521Hypsarrhythmia0HCFC1 CL E G H30544839OMIM:309541Methylmalonic acidemia and homocysteinemia, Cblx type.100
HP:0002521HP:0002521Hypsarrhythmia0HCN1 CL E G H3489804845ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional54
HP:0002521HP:0002521Hypsarrhythmia0HIBCH CL E G H262754908ORPHA:88639Neurodegeneration due to 3-hydroxyisobutyryl-CoA hydrolase deficiencyHP:0040282 - Frequent32
HP:0002521HP:0002521Hypsarrhythmia0HID1 CL E G H28398715736OMIM:619983
HP:0002521HP:0002521Hypsarrhythmia0HMGCL CL E G H31555005ORPHA:203-hydroxy-3-methylglutaric aciduriaHP:0040283 - Occasional35
HP:0002521HP:0002521Hypsarrhythmia0IARS2 CL E G H5569929685OMIM:616007Cataracts, growth hormone deficiency, sensory neuropathy, sensorineural hearing loss, and skeletal dysplasia.25
HP:0002521HP:0002521Hypsarrhythmia0IER3IP1 CL E G H5112418550OMIM:614231Microcephaly, epilepsy, and diabetes syndrome.6
HP:0002521HP:0002521Hypsarrhythmia0KCNA1 CL E G H37366218ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent145
HP:0002521HP:0002521Hypsarrhythmia0KCNA2 CL E G H37376220ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional13
HP:0002521HP:0002521Hypsarrhythmia0KCNB1 CL E G H37456231OMIM:616056EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 26; EIEE2665
HP:0002521HP:0002521Hypsarrhythmia0KCNB1 CL E G H37456231ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional65
HP:0002521HP:0002521Hypsarrhythmia0KCNC2 CL E G H37476234OMIM:619913
HP:0002521HP:0002521Hypsarrhythmia0KCNJ11 CL E G H37676257ORPHA:79134DEND syndromeHP:0040283 - Occasional127
HP:0002521HP:0002521Hypsarrhythmia0KCNJ11 CL E G H37676257OMIM:618856DIABETES MELLITUS, PERMANENT NEONATAL, 2; PNDM2127
HP:0002521HP:0002521Hypsarrhythmia0KCNQ2 CL E G H37856296ORPHA:439218KCNQ2-related epileptic encephalopathyHP:0040283 - Occasional528
HP:0002521HP:0002521Hypsarrhythmia0KCNT2 CL E G H34345018866OMIM:617771Epileptic encephalopathy, early infantile, 57.1
HP:0002521HP:0002521Hypsarrhythmia0KIF1A CL E G H547888ORPHA:2836PEHO syndromeHP:0040281 - Very frequent276
HP:0002521HP:0002521Hypsarrhythmia0LONP1 CL E G H93619479ORPHA:79243Pyruvate dehydrogenase E1-alpha deficiencyHP:0040283 - Occasional8
HP:0002521HP:0002521Hypsarrhythmia0MDH1 CL E G H41906970OMIM:618959DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 88; DEE88
HP:0002521HP:0002521Hypsarrhythmia0MED17 CL E G H94402375OMIM:613668Microcephaly, postnatal progressive, with seizures and brain atrophy.23
HP:0002521HP:0002521Hypsarrhythmia0MFF CL E G H5694724858OMIM:617086Encephalopathy due to defective mitochondrial and peroxisomal fission 2.17
HP:0002521HP:0002521Hypsarrhythmia0MFF CL E G H5694724858ORPHA:485421MFF-related encephalopathy due to mitochondrial and peroxisomal fission defectHP:0040282 - Frequent17
HP:0002521HP:0002521Hypsarrhythmia0MGAT2 CL E G H42477045ORPHA:79329MGAT2-CDGHP:0040283 - Occasional39
HP:0002521HP:0002521Hypsarrhythmia0MPDU1 CL E G H95267207OMIM:609180Congenital disorder of glycosylation, type IF32
HP:0002521HP:0002521Hypsarrhythmia0MPDU1 CL E G H95267207ORPHA:79323MPDU1-CDG32
HP:0002521HP:0002521Hypsarrhythmia0NACC1 CL E G H11293920967ORPHA:500545Severe neurodevelopmental disorder with feeding difficulties-stereotypic hand movement-bilateral cataractHP:0040282 - Frequent1
HP:0002521HP:0002521Hypsarrhythmia0NARS2 CL E G H7973126274ORPHA:79134DEND syndromeHP:0040283 - Occasional34
HP:0002521HP:0002521Hypsarrhythmia0NAXD CL E G H5573925576OMIM:618321Encephalopathy, progressive, early-onset, with brain edema and/or leukoencephalopathy, 2
HP:0002521HP:0002521Hypsarrhythmia0NDUFAF8 CL E G H28418433551OMIM:618776MITOCHONDRIAL COMPLEX I DEFICIENCY, NUCLEAR TYPE 34; MC1DN34
HP:0002521HP:0002521Hypsarrhythmia0NECAP1 CL E G H2597724539ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0NEUROD2 CL E G H47617763ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent
HP:0002521HP:0002521Hypsarrhythmia0NEUROD2 CL E G H47617763OMIM:618374Epileptic encephalopathy, early infantile, 72.
HP:0002521HP:0002521Hypsarrhythmia0NEXMIF CL E G H34053329433OMIM:300912Mental retardation, X-linked 9852
HP:0002521HP:0002521Hypsarrhythmia0NF1 CL E G H47637765OMIM:162200Neurofibromatosis, type I1952
HP:0002521HP:0002521Hypsarrhythmia0NHLRC1 CL E G H37888421576ORPHA:501Lafora diseaseHP:0040282 - Frequent77
HP:0002521HP:0002521Hypsarrhythmia0NPRL2 CL E G H1064124969ORPHA:98820Familial focal epilepsy with variable fociHP:0040284 - Very rare4
HP:0002521HP:0002521Hypsarrhythmia0NPRL3 CL E G H813114124ORPHA:98820Familial focal epilepsy with variable fociHP:0040284 - Very rare7
HP:0002521HP:0002521Hypsarrhythmia0NTRK2 CL E G H49158032OMIM:617830EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 58; EIEE588
HP:0002521HP:0002521Hypsarrhythmia0NTRK2 CL E G H49158032ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent8
HP:0002521HP:0002521Hypsarrhythmia0NTRK2 CL E G H49158032ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional8
HP:0002521HP:0002521Hypsarrhythmia0NUS1 CL E G H11615021042ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0OGDHL CL E G H5575325590OMIM:619701YOON-BELLEN NEURODEVELOPMENTAL SYNDROME; YOBELN3
HP:0002521HP:0002521Hypsarrhythmia0PAFAH1B1 CL E G H50488574ORPHA:95232Lissencephaly due to LIS1 mutationHP:0040283 - Occasional231
HP:0002521HP:0002521Hypsarrhythmia0PARS2 CL E G H2597330563OMIM:618437Epileptic encephalopathy, early infantile, 7514
HP:0002521HP:0002521Hypsarrhythmia0PARS2 CL E G H2597330563ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional14
HP:0002521HP:0002521Hypsarrhythmia0PDHA1 CL E G H51608806ORPHA:79243Pyruvate dehydrogenase E1-alpha deficiencyHP:0040283 - Occasional88
HP:0002521HP:0002521Hypsarrhythmia0PHACTR1 CL E G H22169220990OMIM:618298DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 70; DEE701
HP:0002521HP:0002521Hypsarrhythmia0PHACTR1 CL E G H22169220990ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent1
HP:0002521HP:0002521Hypsarrhythmia0PHGDH CL E G H262278923OMIM:601815Phosphoglycerate dehydrogenase deficiency.37
HP:0002521HP:0002521Hypsarrhythmia0PIGA CL E G H52778957ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent46
HP:0002521HP:0002521Hypsarrhythmia0PIGA CL E G H52778957OMIM:300868Multiple congenital anomalies-hypotonia-seizures syndrome 2.46
HP:0002521HP:0002521Hypsarrhythmia0PIGP CL E G H512273046ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent2
HP:0002521HP:0002521Hypsarrhythmia0PIGP CL E G H512273046OMIM:617599Epileptic encephalopathy, early infantile, 55.2
HP:0002521HP:0002521Hypsarrhythmia0PIGQ CL E G H909114135ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent3
HP:0002521HP:0002521Hypsarrhythmia0PIGW CL E G H28409823213OMIM:616025Glycosylphosphatidylinositol biosynthesis defect 11.6
HP:0002521HP:0002521Hypsarrhythmia0PLAA CL E G H93739043ORPHA:521426PLAA-associated neurodevelopmental disorderHP:0040282 - Frequent3
HP:0002521HP:0002521Hypsarrhythmia0PLCB1 CL E G H2323615917OMIM:613722Epileptic encephalopathy, early infantile, 12.119
HP:0002521HP:0002521Hypsarrhythmia0PLCB1 CL E G H2323615917ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent119
HP:0002521HP:0002521Hypsarrhythmia0PLPBP CL E G H112129457ORPHA:3006Pyridoxine-dependent epilepsyHP:0040283 - Occasional6
HP:0002521HP:0002521Hypsarrhythmia0PNKP CL E G H112849154ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent244
HP:0002521HP:0002521Hypsarrhythmia0PPFIBP1 CL E G H84969249OMIM:620024
HP:0002521HP:0002521Hypsarrhythmia0PPP3CA CL E G H55309314OMIM:617711Epileptic encephalopathy, infantile or early childhood, 1.2
HP:0002521HP:0002521Hypsarrhythmia0PPP3CA CL E G H55309314ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional2
HP:0002521HP:0002521Hypsarrhythmia0PTPN23 CL E G H2593014406OMIM:618890NEURODEVELOPMENTAL DISORDER AND STRUCTURAL BRAIN ANOMALIES WITH OR WITHOUT SEIZURES AND SPASTICITY; NEDBASS3
HP:0002521HP:0002521Hypsarrhythmia0PTS CL E G H58059689ORPHA:136-pyruvoyl-tetrahydropterin synthase deficiencyHP:0040283 - Occasional19
HP:0002521HP:0002521Hypsarrhythmia0ROGDI CL E G H7964129478OMIM:226750Kohlschutter-Tonz syndrome.57
HP:0002521HP:0002521Hypsarrhythmia0RUSC2 CL E G H985323625OMIM:617773Mental retardation, autosomal recessive 61
HP:0002521HP:0002521Hypsarrhythmia0SATB1 CL E G H630410541OMIM:619229KOHLSCHUTTER-TONZ SYNDROME-LIKE; KTZSL
HP:0002521HP:0002521Hypsarrhythmia0SCN1B CL E G H632410586ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent126
HP:0002521HP:0002521Hypsarrhythmia0SCN2A CL E G H632610588ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent427
HP:0002521HP:0002521Hypsarrhythmia0SCN2A CL E G H632610588ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent427
HP:0002521HP:0002521Hypsarrhythmia0SCN3A CL E G H632810590OMIM:617938EPILEPTIC ENCEPHALOPATHY, EARLY INFANTILE, 62; EIEE6270
HP:0002521HP:0002521Hypsarrhythmia0SCN3A CL E G H632810590ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional70
HP:0002521HP:0002521Hypsarrhythmia0SCN8A CL E G H633410596ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional357
HP:0002521HP:0002521Hypsarrhythmia0SETBP1 CL E G H2604015573OMIM:269150Schinzel-Giedion midface-retraction syndrome.143
HP:0002521HP:0002521Hypsarrhythmia0SETBP1 CL E G H2604015573ORPHA:798Schinzel-Giedion syndromeHP:0040284 - Very rare143
HP:0002521HP:0002521Hypsarrhythmia0SIK1 CL E G H15009411142OMIM:616341Deafness, autosomal dominant 67.11
HP:0002521HP:0002521Hypsarrhythmia0SIK1 CL E G H15009411142ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent11
HP:0002521HP:0002521Hypsarrhythmia0SIK1 CL E G H15009411142ORPHA:1935Early myoclonic encephalopathyHP:0040283 - Occasional11
HP:0002521HP:0002521Hypsarrhythmia0SIK1 CL E G H15009411142ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent11
HP:0002521HP:0002521Hypsarrhythmia0SLC13A5 CL E G H28411123089ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional73
HP:0002521HP:0002521Hypsarrhythmia0SLC1A2 CL E G H650610940OMIM:617105Epileptic encephalopathy, early infantile, 41HP:0040283 - Occasional3
HP:0002521HP:0002521Hypsarrhythmia0SLC1A2 CL E G H650610940ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional3
HP:0002521HP:0002521Hypsarrhythmia0SLC1A4 CL E G H650910942ORPHA:447997Spastic tetraplegia-thin corpus callosum-progressive postnatal microcephaly syndromeHP:0040283 - Occasional4
HP:0002521HP:0002521Hypsarrhythmia0SLC25A22 CL E G H7975119954ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent166
HP:0002521HP:0002521Hypsarrhythmia0SLC25A22 CL E G H7975119954ORPHA:1935Early myoclonic encephalopathyHP:0040283 - Occasional166
HP:0002521HP:0002521Hypsarrhythmia0SLC35A2 CL E G H735511022OMIM:300896Congenital disorder of glycosylation, type IIm27
HP:0002521HP:0002521Hypsarrhythmia0SLC35A2 CL E G H735511022ORPHA:356961SLC35A2-CDGHP:0040281 - Very frequent27
HP:0002521HP:0002521Hypsarrhythmia0SLC38A3 CL E G H1099118044ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0SLC39A8 CL E G H6411620862ORPHA:468699SLC39A8-CDGHP:0040283 - Occasional11
HP:0002521HP:0002521Hypsarrhythmia0SMC1A CL E G H824311111OMIM:301044DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 85 WITH OR WITHOUT MIDLINE BRAIN DEFECTS; DEE85135
HP:0002521HP:0002521Hypsarrhythmia0SPATA5 CL E G H16637818119ORPHA:457351Microcephaly-intellectual disability-sensorineural hearing loss-epilepsy-abnormal muscle tone syndromeHP:0040283 - Occasional19
HP:0002521HP:0002521Hypsarrhythmia0SPTAN1 CL E G H670911273OMIM:613477Epileptic encephalopathy, early infantile, 5.416
HP:0002521HP:0002521Hypsarrhythmia0SPTAN1 CL E G H670911273ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent416
HP:0002521HP:0002521Hypsarrhythmia0SPTBN1 CL E G H671111275OMIM:619475DEVELOPMENTAL DELAY, IMPAIRED SPEECH, AND BEHAVIORAL ABNORMALITIES; DDISBA
HP:0002521HP:0002521Hypsarrhythmia0ST3GAL3 CL E G H648710866OMIM:615006Epileptic encephalopathy, early infantile, 15.41
HP:0002521HP:0002521Hypsarrhythmia0ST3GAL3 CL E G H648710866ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent41
HP:0002521HP:0002521Hypsarrhythmia0STXBP1 CL E G H681211444OMIM:612164Epileptic encephalopathy, early infantile, 4.237
HP:0002521HP:0002521Hypsarrhythmia0SYNGAP1 CL E G H883111497ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional108
HP:0002521HP:0002521Hypsarrhythmia0SYNJ1 CL E G H886711503OMIM:617389Epileptic encephalopathy, early infantile, 53.9
HP:0002521HP:0002521Hypsarrhythmia0SYNJ1 CL E G H886711503ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional9
HP:0002521HP:0002521Hypsarrhythmia0SZT2 CL E G H2333429040ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional123
HP:0002521HP:0002521Hypsarrhythmia0TBL1XR1 CL E G H7971829529OMIM:616944Mental retardation, autosomal dominant 4122
HP:0002521HP:0002521Hypsarrhythmia0TGFB1 CL E G H704011766OMIM:618213INFLAMMATORY BOWEL DISEASE, IMMUNODEFICIENCY, AND ENCEPHALOPATHY; IBDIMDE13
HP:0002521HP:0002521Hypsarrhythmia0TIMM50 CL E G H9260923656ORPHA:5052163-methylglutaconic aciduria type 9HP:0040283 - Occasional1
HP:0002521HP:0002521Hypsarrhythmia0TIMM50 CL E G H9260923656OMIM:6176983-methylglutaconic aciduria, type IXHP:0040284 - Very rare1
HP:0002521HP:0002521Hypsarrhythmia0TRAK1 CL E G H2290629947ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0TRAPPC12 CL E G H5111224284ORPHA:500144Early-onset progressive encephalopathy-hearing loss-pons hypoplasia-brain atrophy syndromeHP:0040283 - Occasional2
HP:0002521HP:0002521Hypsarrhythmia0TRAPPC12 CL E G H5111224284OMIM:617669Encephalopathy, progressive, early-onset, with brain atrophy and spasticity.2
HP:0002521HP:0002521Hypsarrhythmia0TRIM8 CL E G H8160315579ORPHA:1934Early infantile epileptic encephalopathyHP:0040282 - Frequent1
HP:0002521HP:0002521Hypsarrhythmia0TRIM8 CL E G H8160315579OMIM:619428FOCAL SEGMENTAL GLOMERULOSCLEROSIS AND NEURODEVELOPMENTAL SYNDROME; FSGSNEDS1
HP:0002521HP:0002521Hypsarrhythmia0TUBB2A CL E G H728012412OMIM:615763Cortical dysplasia, complex, with other brain malformations 5HP:0040283 - Occasional23
HP:0002521HP:0002521Hypsarrhythmia0UBA5 CL E G H7987623230ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional13
HP:0002521HP:0002521Hypsarrhythmia0UGDH CL E G H735812525OMIM:618792DEVELOPMENTAL AND EPILEPTIC ENCEPHALOPATHY 84; DEE84
HP:0002521HP:0002521Hypsarrhythmia0UPB1 CL E G H5173316297OMIM:613161Beta-Ureidopropionase deficiency44
HP:0002521HP:0002521Hypsarrhythmia0WDR45 CL E G H1115228912ORPHA:3451Infantile spasms syndromeHP:0040281 - Very frequent51
HP:0002521HP:0002521Hypsarrhythmia0WWOX CL E G H5174112799ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional149
HP:0002521HP:0002521Hypsarrhythmia0YWHAG CL E G H753212852ORPHA:442835Non-specific early-onset epileptic encephalopathyHP:0040283 - Occasional
HP:0002521HP:0002521Hypsarrhythmia0ZNF526 CL E G H11611529415OMIM:61987724
HP:0002521HP:0002521Hypsarrhythmia0ZNHIT3 CL E G H932612309ORPHA:2836PEHO syndromeHP:0040281 - Very frequent1
HP:0002521HP:0002521Hypsarrhythmia0ZNHIT3 CL E G H932612309OMIM:260565Peho syndrome1


Genes (167) :AARS1 ABCC8 ACTL6B AIMP2 ALDH7A1 ALG13 ALG14 ALG2 ALG3 AP3B2 APC2 ARFGEF1 ARFGEF2 ARV1 ARX ASNS ASPA ATAD1 ATN1 ATP1A2 ATP1A3 ATP6V0A1 ATP6V1A ATP7A CACNA1A CACNA1B CACNA1E CACNA2D1 CASK CCDC88A CDK19 CDKL5 CELF2 CLTC CNKSR2 CNPY3 COX4I1 CUL3 CUX2 CYFIP2 D2HGDH DALRD3 DCX DEPDC5 DHDDS DMXL2 DNM1 DOCK7 DOLK DPAGT1 EEF1A2 EPM2A ERMARD EXOC8 FGF12 FGF13 FZR1 GABBR2 GABRA2 GABRA5 GABRB1 GABRB2 GABRB3 GABRG2 GAD1 GFM2 GLYCTK GNAO1 GNB1 GNB5 GRIN1 GRIN2B GRIN2D GRM7 GUF1 HCFC1 HCN1 HIBCH HID1 HMGCL IARS2 IER3IP1 KCNA1 KCNA2 KCNB1 KCNC2 KCNJ11 KCNQ2 KCNT2 KIF1A LONP1 MDH1 MED17 MFF MGAT2 MPDU1 NACC1 NARS2 NAXD NDUFAF8 NECAP1 NEUROD2 NEXMIF NF1 NHLRC1 NPRL2 NPRL3 NTRK2 NUS1 OGDHL PAFAH1B1 PARS2 PDHA1 PHACTR1 PHGDH PIGA PIGP PIGQ PIGW PLAA PLCB1 PLPBP PNKP PPFIBP1 PPP3CA PTPN23 PTS ROGDI RUSC2 SATB1 SCN1B SCN2A SCN3A SCN8A SETBP1 SIK1 SLC13A5 SLC1A2 SLC1A4 SLC25A22 SLC35A2 SLC38A3 SLC39A8 SMC1A SPATA5 SPTAN1 SPTBN1 ST3GAL3 STXBP1 SYNGAP1 SYNJ1 SZT2 TBL1XR1 TGFB1 TIMM50 TRAK1 TRAPPC12 TRIM8 TUBB2A UBA5 UGDH UPB1 WDR45 WWOX YWHAG ZNF526 ZNHIT3

Diseases (136) :ORPHA:442835 ORPHA:79134 OMIM:618006 ORPHA:3006 ORPHA:324422 OMIM:300884 OMIM:619036 ORPHA:79326 OMIM:607906 OMIM:601110 OMIM:617276 OMIM:618677 OMIM:619964 OMIM:608097 OMIM:308350 ORPHA:1934 ORPHA:3451 OMIM:615574 OMIM:271900 OMIM:618011 OMIM:618494 OMIM:619970 OMIM:618012 OMIM:309400 OMIM:618285 OMIM:617507 OMIM:618916 OMIM:300672 OMIM:619561 OMIM:617929 OMIM:619060 OMIM:619239 OMIM:618141 OMIM:618008 OMIM:600721 ORPHA:2148 ORPHA:98820 OMIM:616346 ORPHA:411986 OMIM:615859 OMIM:610768 ORPHA:91131 ORPHA:86309 OMIM:616409 ORPHA:501 ORPHA:75857 OMIM:615544 OMIM:619076 OMIM:617166 OMIM:301058 OMIM:617904 OMIM:617153 OMIM:617113 OMIM:619124 ORPHA:565624 OMIM:618397 OMIM:220120 OMIM:615473 OMIM:616973 ORPHA:542306 OMIM:616139 OMIM:617162 OMIM:617065 OMIM:309541 ORPHA:88639 OMIM:619983 ORPHA:20 OMIM:616007 OMIM:614231 OMIM:616056 OMIM:619913 OMIM:618856 ORPHA:439218 OMIM:617771 ORPHA:2836 ORPHA:79243 OMIM:618959 OMIM:613668 OMIM:617086 ORPHA:485421 ORPHA:79329 OMIM:609180 ORPHA:79323 ORPHA:500545 OMIM:618321 OMIM:618776 OMIM:618374 OMIM:300912 OMIM:162200 OMIM:617830 OMIM:619701 ORPHA:95232 OMIM:618437 OMIM:618298 OMIM:601815 OMIM:300868 OMIM:617599 OMIM:616025 ORPHA:521426 OMIM:613722 OMIM:620024 OMIM:617711 OMIM:618890 ORPHA:13 OMIM:226750 OMIM:617773 OMIM:619229 OMIM:617938 OMIM:269150 ORPHA:798 OMIM:616341 ORPHA:1935 OMIM:617105 ORPHA:447997 OMIM:300896 ORPHA:356961 ORPHA:468699 OMIM:301044 ORPHA:457351 OMIM:613477 OMIM:619475 OMIM:615006 OMIM:612164 OMIM:617389 OMIM:616944 OMIM:618213 ORPHA:505216 OMIM:617698 ORPHA:500144 OMIM:617669 OMIM:619428 OMIM:615763 OMIM:618792 OMIM:613161 OMIM:619877 OMIM:260565
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is December 15 2022 release.