Hearing Loss Disease Portal


 
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Most Common: Hearing Loss (D034381), Deafness (D003638), Sensorineural HL (D006319), Waardenburg Syndrome, Usher Syndromes
Term ID:6387
Name:Leukodystrophy, Metachromatic
Definition:An autosomal recessive metabolic disease caused by a deficiency of CEREBROSIDE-SULFATASE leading to intralysosomal accumulation of cerebroside sulfate (SULFOGLYCOSPHINGOLIPIDS) in the nervous system and other organs. Pathological features include diffuse demyelination, and metachromatically-staining granules in many cell types such as the GLIAL CELLS. There are several allelic and nonallelic forms with a variety of neurological symptoms.
Alternative IDs:OMIM:250100
ParentIDs:MESH:D020279|MESH:D052516
TreeNumbers:C10.228.140.163.100.362.550 |C10.228.140.163.100.435.825.850.500 |C10.228.140.695.625.550 |C10.314.400.550 |C16.320.565.189.362.550 |C16.320.565.189.435.825.850.500 |C16.320.565.398.641.803.925.500 |C16.320.565.595.554.825.850.500 |C18.452.132.100.362.550 |C18.45
Synonyms:Adult Metachromatic Leukodystrophies |Adult Metachromatic Leukodystrophy |Adult-Type Metachromatic Leukodystrophies |Adult-Type Metachromatic Leukodystrophy |ARSA Deficiencies |ARSA Deficiency |Arylsulfatase A Deficiencies |Arylsulfatase A Deficiency |Arylsulfat
Slim Mappings:Genetic disease (inborn)|Metabolic disease|Nervous system disease
Reference: MedGen: D007966
MeSH: D007966
OMIM: 250100;

Genes: ARSA;
Phenotypes
1 HP:0000007Autosomal recessive inheritance
2 HP:0002500Abnormal cerebral white matter morphology
3 HP:0001251Ataxia
4 HP:0003487Babinski sign
5 HP:0001283Bulbar palsy
6 HP:0001082Cholecystitis
7 HP:0002072Chorea
8 HP:0000762Decreased nerve conduction velocity
9 HP:0000746Delusions
10 HP:0001260Dysarthria
11 HP:0001332Dystonia
12 HP:0003445EMG: neuropathic changes
13 HP:0000712Emotional lability
14 HP:0001288Gait disturbance
15 HP:0005609Gallbladder dysfunction
16 HP:0001290Generalized hypotonia
17 HP:0000738Hallucinations
18 HP:0001347Hyperreflexia
19 HP:0001265Hyporeflexia
20 HP:0001252Hypotonia
21 HP:0002922Increased CSF protein
22 HP:0001249Intellectual disability
23 HP:0002371Loss of speech
24 HP:0001268Mental deterioration
25 HP:0000648Optic atrophy
26 HP:0011096Peripheral demyelination
27 HP:0007133Progressive peripheral neuropathy
28 HP:0001250Seizure
29 HP:0002510Spastic tetraplegia
30 HP:0002445Tetraplegia
31 HP:0000020Urinary incontinence
Disease Causing ClinVar Variants
Variation_NameGeneIDGeneSymbolClinicalSignificancedbSNPRCVaccessionTestedInGTRPhenotypeIDsChromosomeStartStopHGVS_cHGVS_pHGVS_gOtherIDsDisease_ClinVarDisease_hgmd
NM_000487.5(ARSA):c.*96A>G410ARSAPathogenic6151429RCV000003190; RCV000020309; RCV000180167; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN068604; MedGen:CN221809225106347751063477NM_000487.5:c.*96A>GNC_000022.10:g.51063477T>COMIM Allelic Variant:607574.0001CN068604 Arylsulfatase A pseudodeficiency; C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.1489_1492dupCCCC (p.Arg498Profs)410ARSALikely pathogenic774153480RCV000169193; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106361151063614NM_000487.5:c.1489_1492dupCCCCNP_000478.3:p.Arg498ProfsNC_000022.10:g.51063611_51063614dupGGGG-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1408_1418delGCAGCTGTGAC (p.Ala470Leufs)410ARSAPathogenic80338823RCV000180166; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106368551063695NM_000487.5:c.1408_1418delGCAGCTGTGACNP_000478.3:p.Ala470LeufsNC_000022.10:g.51063685_51063695delGTCACAGCTGC-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1283C>T (p.Pro428Leu)410ARSAPathogenic28940893RCV000003195; RCV000003197; RCV000003196; RCV000020314; N; MedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751276,ORPHA:309263,SNOMED CT:44359008; MedGen:C0751279,ORPHA:309271,SNOMED CT:24326000225106382051063820NM_000487.5:c.1283C>TNP_000478.3:p.Pro428LeuNC_000022.10:g.51063820G>AHGMD:CM940113,OMIM Allelic Variant:607574.0004C0023522 250100 Metachromatic leukodystrophy; C0751279 Metachromatic leukodystrophy, adult type; C0751276 Metachromatic leukodystrophy, juvenile type
NM_000487.5(ARSA):c.1232C>T (p.Thr411Ile)410ARSAPathogenic74315481RCV000020313; RCV000003233; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017847225106387151063871NM_000487.5:c.1232C>TNP_000478.3:p.Thr411IleNC_000022.10:g.51063871G>AOMIM Allelic Variant:607574.0039C0023522 250100 Metachromatic leukodystrophy; C4017847 Metachromatic leukodystrophy, mild
NM_000487.5(ARSA):c.1223_1231delGTGATACCA (p.Ser408_Thr410del)410ARSALikely pathogenic765905826RCV000169598; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106387251063880NM_000487.5:c.1223_1231delGTGATACCANP_000478.3:p.Ser408_Thr410delNC_000022.10:g.51063872_51063880delTGGTATCAC-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1210+1G>A410ARSAPathogenic80338820RCV000003204; RCV000020312; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751276,ORPHA:309263,SNOMED CT:44359008225106400651064006NM_000487.5:c.1210+1G>ANC_000022.10:g.51064006C>TOMIM Allelic Variant:607574.0009C0023522 250100 Metachromatic leukodystrophy; C0751276 Metachromatic leukodystrophy, juvenile type
NM_000487.5(ARSA):c.1178C>G (p.Thr393Ser)410ARSABenign;Pathogenic743616RCV000020311; RCV000078937; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN169374225106403951064039NM_000487.5:c.1178C>GNP_000478.3:p.Thr393SerNC_000022.10:g.51064039G>CHGMD:CM910052C0023522 250100 Metachromatic leukodystrophy; CN169374 not specified
NM_000487.5(ARSA):c.1175G>A (p.Arg392Gln)410ARSALikely pathogenic199476391RCV000150058; RCV000058946; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106404251064042NM_000487.5:c.1175G>ANP_000478.3:p.Arg392GlnNC_000022.10:g.51064042C>THGMD:CM980120,UniProtKB (variants):VAR_007285C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.1174C>T (p.Arg392Trp)410ARSALikely pathogenic;Pathogenic74315480RCV000003231; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106404351064043NM_000487.5:c.1174C>TNP_000478.3:p.Arg392TrpNC_000022.10:g.51064043G>AOMIM Allelic Variant:607574.0037C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1150G>A (p.Glu384Lys)410ARSAPathogenic74315479RCV000078936; RCV000003230; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017096225106406751064067NM_000487.5:c.1150G>ANP_000478.3:p.Glu384LysNC_000022.10:g.51064067C>THGMD:CM930045,OMIM Allelic Variant:607574.0036C4017096 Arylsulfatase a pseudodeficiency, intermediate; C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1125_1126delCT (p.Phe376Leufs)410ARSAPathogenic398123412RCV000078934; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106409151064092NM_000487.5:c.1125_1126delCTNP_000478.3:p.Phe376LeufsNC_000022.10:g.51064091_51064092delAG-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1114C>T (p.Arg372Trp)410ARSAPathogenic74315476RCV000003227; RCV000078933; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017094225106410351064103NM_000487.5:c.1114C>TNP_000478.3:p.Arg372TrpNC_000022.10:g.51064103G>AHGMD:CM940109,OMIM Allelic Variant:607574.0033C0023522 250100 Metachromatic leukodystrophy; C4017094 Metachromatic leukodystrophy, severe
NM_000487.5(ARSA):c.1108-2A>G410ARSAPathogenic398123411RCV000078932; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106411151064111NM_000487.5:c.1108-2A>GNC_000022.10:g.51064111T>C-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.1055A>G (p.Asn352Ser)410ARSABenign;Pathogenic2071421RCV000003191; RCV000020310; RCV000078931; N; MedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106441651064416NM_000487.5:c.1055A>GNP_000478.3:p.Asn352SerNC_000022.10:g.51064416T>CHGMD:CM890013,OMIM Allelic Variant:607574.0002C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.1010A>T (p.Asp337Val)410ARSALikely pathogenic;Pathogenic74315475RCV000003226; RCV000169024; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017094225106446151064461NM_000487.5:c.1010A>TNP_000478.3:p.Asp337ValNC_000022.10:g.51064461T>AOMIM Allelic Variant:607574.0032C0023522 250100 Metachromatic leukodystrophy; C4017094 Metachromatic leukodystrophy, severe
NM_000487.5(ARSA):c.991G>T (p.Glu331Ter)410ARSAPathogenic398123419RCV000078953; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106448051064480NM_000487.5:c.991G>TNP_000478.3:p.Glu331TerNC_000022.10:g.51064480C>AHGMD:CM065973C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.986C>T (p.Thr329Ile)410ARSAPathogenic398123418RCV000078952; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106448551064485NM_000487.5:c.986C>TNP_000478.3:p.Thr329IleNC_000022.10:g.51064485G>AHGMD:CM990184C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.979+1G>A410ARSALikely pathogenic754722529RCV000169323; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106458151064581NM_000487.5:c.979+1G>ANC_000022.10:g.51064581C>T-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.899T>C (p.Leu300Ser)410ARSAPathogenic199476389RCV000150059; RCV000058988; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106466251064662NM_000487.5:c.899T>CNP_000478.3:p.Leu300SerNC_000022.10:g.51064662A>GHGMD:CM980119,UniProtKB (variants):VAR_054196C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.883G>A (p.Gly295Ser)410ARSAPathogenic199476349RCV000150060; RCV000058985; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106467851064678NM_000487.5:c.883G>ANP_000478.3:p.Gly295SerNC_000022.10:g.51064678C>THGMD:CM042300,UniProtKB (variants):VAR_054194C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.868C>T (p.Arg290Cys)410ARSAPathogenic74315473RCV000003223; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106469351064693NM_000487.5:c.868C>TNP_000478.3:p.Arg290CysNC_000022.10:g.51064693G>AOMIM Allelic Variant:607574.0029C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.827C>T (p.Thr276Met)410ARSALikely pathogenic;Pathogenic74315472RCV000003221; RCV000169246; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017094225106504651065046NM_000487.5:c.827C>TNP_000478.3:p.Thr276MetNC_000022.10:g.51065046G>AOMIM Allelic Variant:607574.0027C0023522 250100 Metachromatic leukodystrophy; C4017094 Metachromatic leukodystrophy, severe
NM_000487.5(ARSA):c.769G>C (p.Asp257His)410ARSAPathogenic80338819RCV000020322; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106510451065104NM_000487.5:c.769G>CNP_000478.3:p.Asp257HisNC_000022.10:g.51065104C>G-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.763G>A (p.Glu255Lys)410ARSALikely pathogenic;Pathogenic74315483RCV000003237; RCV000169048; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751278225106511051065110NM_000487.5:c.763G>ANP_000478.3:p.Glu255LysNC_000022.10:g.51065110C>TOMIM Allelic Variant:607574.0044C0023522 250100 Metachromatic leukodystrophy; C0751278 Metachromatic leukodystrophy, late infantile
NM_000487.5(ARSA):c.739G>A (p.Gly247Arg)410ARSAPathogenic74315471RCV000003220; RCV000020321; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017094225106513451065134NM_000487.5:c.739G>ANP_000478.3:p.Gly247ArgNC_000022.10:g.51065134C>TOMIM Allelic Variant:607574.0026C0023522 250100 Metachromatic leukodystrophy; C4017094 Metachromatic leukodystrophy, severe
NM_000487.5(ARSA):c.737G>A (p.Arg246His)410ARSAPathogenic199476366RCV000150061; RCV000058979; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106513651065136NM_000487.5:c.737G>ANP_000478.3:p.Arg246HisNC_000022.10:g.51065136C>THGMD:CM970112,UniProtKB (variants):VAR_007268C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.736C>T (p.Arg246Cys)410ARSALikely pathogenic;Pathogenic74315470RCV000003219; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106513751065137NM_000487.5:c.736C>TNP_000478.3:p.Arg246CysNC_000022.10:g.51065137G>AOMIM Allelic Variant:607574.0025C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.697C>A (p.Pro233Thr)410ARSAPathogenic74315469RCV000003218; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106517651065176NM_000487.5:c.697C>ANP_000478.3:p.Pro233ThrNC_000022.10:g.51065176G>TOMIM Allelic Variant:607574.0024C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.677C>T (p.Ala226Val)410ARSAPathogenic74315468RCV000003217; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106526951065269NM_000487.5:c.677C>TNP_000478.3:p.Ala226ValNC_000022.10:g.51065269G>AOMIM Allelic Variant:607574.0023C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.641C>T (p.Ala214Val)410ARSAPathogenic74315467RCV000003216; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106530551065305NM_000487.5:c.641C>TNP_000478.3:p.Ala214ValNC_000022.10:g.51065305G>AOMIM Allelic Variant:607574.0022C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.583delT (p.Trp195Glyfs)410ARSAPathogenic398123416RCV000078948; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106536351065363NM_000487.5:c.583delTNP_000478.3:p.Trp195GlyfsNC_000022.10:g.51065363delA-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.542T>G (p.Ile181Ser)410ARSAPathogenic74315457RCV000003202; RCV000003203; RCV000020320; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751276,ORPHA:309263,SNOMED CT:44359008; MedGen:C0751279,ORPHA:309271,SNOMED CT:24326000225106540451065404NM_000487.5:c.542T>GNP_000478.3:p.Ile181SerNC_000022.10:g.51065404A>COMIM Allelic Variant:607574.0008,OMIM Allelic Variant:607574.0041C0023522 250100 Metachromatic leukodystrophy; C0751279 Metachromatic leukodystrophy, adult type; C0751276 Metachromatic leukodystrophy, juvenile type
NM_000487.5(ARSA):c.506C>G (p.Pro169Arg)410ARSAPathogenic74315465RCV000003214; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106544051065440NM_000487.5:c.506C>GNP_000478.3:p.Pro169ArgNC_000022.10:g.51065440G>COMIM Allelic Variant:607574.0020C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.467G>A (p.Gly156Asp)410ARSAPathogenic74315463RCV000003212; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106547951065479NM_000487.5:c.467G>ANP_000478.3:p.Gly156AspNC_000022.10:g.51065479C>TOMIM Allelic Variant:607574.0018C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.465+1G>A410ARSAPathogenic80338815RCV000003192; RCV000003194; RCV000020319; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751276,ORPHA:309263,SNOMED CT:44359008; MedGen:C0751279,ORPHA:309271,SNOMED CT:24326000225106559351065593NM_000487.5:c.465+1G>ANC_000022.10:g.51065593C>THGMD:CS910416,OMIM Allelic Variant:607574.0003C0023522 250100 Metachromatic leukodystrophy; C0751279 Metachromatic leukodystrophy, adult type; C0751276 Metachromatic leukodystrophy, juvenile type
NM_000487.5(ARSA):c.370G>A (p.Gly124Ser)410ARSAPathogenic;Uncertain significance74315461RCV000003209; RCV000078945; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:CN221809225106568951065689NM_000487.5:c.370G>ANP_000478.3:p.Gly124SerNC_000022.10:g.51065689C>THGMD:CM940098,OMIM Allelic Variant:607574.0015C0023522 250100 Metachromatic leukodystrophy; CN221809 not provided
NM_000487.5(ARSA):c.304delC (p.Leu102Cysfs)410ARSALikely pathogenic786204673RCV000169476; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106575551065755NM_000487.5:c.304delCNP_000478.3:p.Leu102CysfsNC_000022.10:g.51065755delG-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.302G>A (p.Gly101Asp)410ARSAPathogenic74315455RCV000003198; RCV000020318; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751279,ORPHA:309271,SNOMED CT:24326000225106575751065757NM_000487.5:c.302G>ANP_000478.3:p.Gly101AspNC_000022.10:g.51065757C>A,NC_000022.10:g.51065757C>TOMIM Allelic Variant:607574.0005C0023522 250100 Metachromatic leukodystrophy; C0751279 Metachromatic leukodystrophy, adult type
NM_000487.5(ARSA):c.293C>T (p.Ser98Phe)410ARSALikely pathogenic;Pathogenic74315456RCV000003199; RCV000020317; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C0751278225106576651065766NM_000487.5:c.293C>TNP_000478.3:p.Ser98PheNC_000022.10:g.51065766G>AHGMD:CM910049,OMIM Allelic Variant:607574.0006C0023522 250100 Metachromatic leukodystrophy; C0751278 Metachromatic leukodystrophy, late infantile
NM_000487.5(ARSA):c.257G>A (p.Arg86Gln)410ARSAPathogenic74315458RCV000003205; RCV000020316; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004; MedGen:C4017093225106580251065802NM_000487.5:c.257G>ANP_000478.3:p.Arg86GlnNC_000022.10:g.51065802C>TOMIM Allelic Variant:607574.0010C0023522 250100 Metachromatic leukodystrophy; C4017093 Metachromatic leukodystrophy, late-onset
NM_000487.5(ARSA):c.240dupC (p.Gly81Argfs)410ARSALikely pathogenic786204599RCV000169355; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106581951065819NM_000487.5:c.240dupCNP_000478.3:p.Gly81ArgfsNC_000022.10:g.51065819dupG-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.195delC (p.Tyr65Terfs)410ARSAPathogenic398123414RCV000078942; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106601351066013NM_000487.5:c.195delCNP_000478.3:p.Tyr65TerfsNC_000022.10:g.51066013delG-C0023522 250100 Metachromatic leukodystrophy
NM_000487.5(ARSA):c.34delG (p.Ala12Profs)410ARSAPathogenic398123415RCV000078944; NMedGen:C0023522,OMIM:250100,SNOMED CT:396338004225106617451066174NM_000487.5:c.34delGNP_000478.3:p.Ala12ProfsNC_000022.10:g.51066174delC-C0023522 250100 Metachromatic leukodystrophy