Hearing Loss Disease Portal


 
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Most Common: Hearing Loss (D034381), Deafness (D003638), Sensorineural HL (D006319), Waardenburg Syndrome, Usher Syndromes
Term ID:6382
Name:Leukodystrophy, Hypomyelinating, 2
Definition:
Alternative IDs:OMIM:608804
ParentIDs:MESH:D020279
TreeNumbers:C10.228.140.163.100.362/C563855 |C10.228.140.695.625/C563855 |C10.314.400/C563855 |C10.574.500.494/C563855 |C16.320.400.367/C563855 |C16.320.565.189.362/C563855 |C18.452.132.100.362/C563855 |C18.452.648.189.362/C563855
Synonyms:HLD2 |Pelizaeus-Merzbacher-Like Disease, 1 |PMLD1
Slim Mappings:Genetic disease (inborn)|Metabolic disease|Nervous system disease
Reference: MedGen: C563855
MeSH: C563855
OMIM: 608804;

Genes: GJC2;
Phenotypes
1 HP:0000007Autosomal recessive inheritance
2 HP:0003593Infantile onset
3 HP:0001251Ataxia
4 HP:0003487Babinski sign
5 HP:0002059Cerebral atrophy
6 HP:0006808Cerebral hypomyelination
7 HP:0001266Choreoathetosis
8 HP:0100543Cognitive impairment
9 HP:0003431Decreased motor nerve conduction velocity
10 HP:0007220Demyelinating motor neuropathy
11 HP:0001260Dysarthria
12 HP:0001332Dystonia
13 HP:0010628Facial palsy
14 HP:0001263Global developmental delay
15 HP:0002599Head titubation
16 HP:0002080Intention tremor
17 HP:0002415Leukodystrophy
18 HP:0001270Motor delay
19 HP:0008936Muscular hypotonia of the trunk
20 HP:0000545Myopia
21 HP:0000648Optic atrophy
22 HP:0002465Poor speech
23 HP:0002191Progressive spasticity
24 HP:0002063Rigidity
25 HP:0001583Rotary nystagmus
26 HP:0001250Seizure
27 HP:0003390Sensory axonal neuropathy
28 HP:0002313Spastic paraparesis
Disease Causing ClinVar Variants
Variation_NameGeneIDGeneSymbolClinicalSignificancedbSNPRCVaccessionTestedInGTRPhenotypeIDsChromosomeStartStopHGVS_cHGVS_pHGVS_gOtherIDsDisease_ClinVarDisease_hgmd
NM_020435.3(GJC2):c.-170A>G57165GJC2Pathogenic587777496RCV000128464; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228337558228337558NM_020435.3:c.-170A>G1:g.228337558A>GOMIM Allelic Variant:608803.0013C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.-167A>G57165GJC2Pathogenic587776888RCV000023738; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228337561228337561NM_020435.3:c.-167A>G1:g.228337561A>GOMIM Allelic Variant:608803.0011C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.268C>T (p.Pro90Ser)57165GJC2Pathogenic74315312RCV000002153; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228345727228345727NM_020435.3:c.268C>TNP_065168.2:p.Pro90SerNC_000001.10:g.228345727C>TOMIM Allelic Variant:608803.0002C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.695_696insG (p.Tyr232Terfs)57165GJC2Pathogenic796065029RCV000002158; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346154228346155NM_020435.3:c.695_696insGNP_065168.2:p.Tyr232TerfsNC_000001.10:g.228346154_228346155insGOMIM Allelic Variant:608803.0007C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.718C>T (p.Arg240Ter)57165GJC2Pathogenic74315313RCV000002155; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346177228346177NM_020435.3:c.718C>TNP_065168.2:p.Arg240TerNC_000001.10:g.228346177C>TOMIM Allelic Variant:608803.0004C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.787G>A (p.Glu263Lys)57165GJC2Pathogenic397514734RCV000054496; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346246228346246NM_020435.3:c.787G>ANP_065168.2:p.Glu263LysNC_000001.10:g.228346246G>AOMIM Allelic Variant:608803.0012C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.814T>G (p.Tyr272Asp)57165GJC2Pathogenic74315314RCV000002156; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346273228346273NM_020435.3:c.814T>GNP_065168.2:p.Tyr272AspNC_000001.10:g.228346273T>GOMIM Allelic Variant:608803.0005C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.857T>C (p.Met286Thr)57165GJC2Pathogenic74315311RCV000002152; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346316228346316NM_020435.3:c.857T>CNP_065168.2:p.Met286ThrNC_000001.10:g.228346316T>COMIM Allelic Variant:608803.0001C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.914_947del34 (p.Pro305Argfs)57165GJC2Pathogenic796065028RCV000002157; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346373228346406NM_020435.3:c.914_947del34NP_065168.2:p.Pro305ArgfsNC_000001.10:g.228346373_228346406del34OMIM Allelic Variant:608803.0006C1837355 608804 Leukodystrophy, hypomyelinating, 2
NM_020435.3(GJC2):c.989delC (p.Pro330Argfs)57165GJC2Pathogenic796065027RCV000002154; NMedGen:C1837355,OMIM:608804,ORPHA:2802821228346448228346448NM_020435.3:c.989delCNP_065168.2:p.Pro330ArgfsNC_000001.10:g.228346448delCOMIM Allelic Variant:608803.0003C1837355 608804 Leukodystrophy, hypomyelinating, 2