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Most Common: Hearing Loss (D034381), Deafness (D003638), Sensorineural HL (D006319), Waardenburg Syndrome, Usher Syndromes
Term ID:1331
Name:Bloom Syndrome
Definition:An autosomal recessive disorder characterized by telangiectatic ERYTHEMA of the face, photosensitivity, DWARFISM and other abnormalities, and a predisposition toward developing cancer. The Bloom syndrome gene (BLM) encodes a RecQ-like DNA helicase.
Alternative IDs:OMIM:210900
ParentIDs:MESH:D000015|MESH:D049914
TreeNumbers:C16.131.077.137 |C18.452.284.100
Synonyms:BLM |Bloom's Syndrome |Bloom Torre Machacek Syndrome |Bloom-Torre-Machacek Syndrome |BLS |BS |Congenital Telangiectatic Erythema |Syndrome, Bloom |Syndrome, Bloom-Torre-Machacek
Slim Mappings:Congenital abnormality|Metabolic disease
Reference: MedGen: D001816
MeSH: D001816
OMIM: 210900;

Genes: BLM;
Phenotypes
1 HP:0000007Autosomal recessive inheritance
2 HP:0003220Abnormality of chromosome stability
3 HP:0000690Agenesis of maxillary lateral incisor
4 HP:0000027Azoospermia
5 HP:0002110Bronchiectasis
6 HP:0000957Cafe-au-lait spot
7 HP:0040012Chromosome breakage
8 HP:0006528Chronic lung disease
9 HP:0004209Clinodactyly of the 5th finger
10 HP:0000028Cryptorchidism
11 HP:0000992Cutaneous photosensitivity
12 HP:0002720Decreased circulating IgA level
13 HP:0004315Decreased circulating IgG level
14 HP:0002850Decreased circulating total IgM
15 HP:0000868Decreased fertility in females
16 HP:0000268Dolichocephaly
17 HP:0005598Facial telangiectasia in butterfly midface distribution
18 HP:0001161Hand polydactyly
19 HP:0001620High pitched voice
20 HP:0000998Hypertrichosis
21 HP:0001256Intellectual disability, mildHP:0040283
22 HP:0001511Intrauterine growth retardation
23 HP:0001909Leukemia
24 HP:0002665Lymphoma
25 HP:0000272Malar flattening
26 HP:0000252Microcephaly
27 HP:0000275Narrow face
28 HP:0008897Postnatal growth retardation
29 HP:0000448Prominent nose
30 HP:0000411Protruding ear
31 HP:0001328Specific learning disability
32 HP:0005585Spotty hyperpigmentation
33 HP:0005590Spotty hypopigmentation
34 HP:0002860Squamous cell carcinoma
35 HP:0001159Syndactyly
36 HP:0005978Type II diabetes mellitus
Disease Causing ClinVar Variants
Variation_NameGeneIDGeneSymbolClinicalSignificancedbSNPRCVaccessionTestedInGTRPhenotypeIDsChromosomeStartStopHGVS_cHGVS_pHGVS_gOtherIDsDisease_ClinVarDisease_hgmd
NM_000057.3(BLM):c.11T>C (p.Val4Ala)641BLMUncertain significance144706057RCV000210906; RCV000115279; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN169374159129063391290633NM_000057.3:c.11T>CNP_000048.1:p.Val4AlaNC_000015.9:g.91290633T>C-C0005859 210900 Bloom syndrome; CN169374 not specified
NM_000057.3(BLM):c.275delA (p.Asn92Metfs)641BLMPathogenic367543027RCV000034899; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129277391292773NM_000057.3:c.275delANP_000048.1:p.Asn92MetfsNC_000015.9:g.91292773delA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.311C>A (p.Ser104Ter)641BLMPathogenic367543030RCV000034903; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129280991292809NM_000057.3:c.311C>ANP_000048.1:p.Ser104TerNC_000015.9:g.91292809C>A-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.557_559delCAA (p.Ser186_Pro521delinsTer)641BLMPathogenic367543035RCV000005788; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129305591293057NM_000057.3:c.557_559delCAANP_000048.1:p.Ser186_Pro521delinsTerNC_000015.9:g.91293055_91293057delCAAOMIM Allelic Variant:604610.0002C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.581_582delTT (p.Phe194Terfs)641BLMLikely pathogenic786204640RCV000169422; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129307991293080NM_000057.3:c.581_582delTTNP_000048.1:p.Phe194TerfsNC_000015.9:g.91293079_91293080delTT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.582delT (p.Phe194Leufs)641BLMPathogenic367543026RCV000034917; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129308091293080NM_000057.3:c.582delTNP_000048.1:p.Phe194LeufsNC_000015.9:g.91293080delT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.772_773delCT (p.Leu258Glufs)641BLMLikely pathogenic;Pathogenic367543013RCV000034918; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129327091293271NM_000057.3:c.772_773delCTNP_000048.1:p.Leu258GlufsNC_000015.9:g.91293270_91293271delCT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.991_995delAAAGA (p.Lys331Glyfs)641BLMLikely pathogenic786204524RCV000169224; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159129807291298076NM_000057.3:c.991_995delAAAGANP_000048.1:p.Lys331GlyfsNC_000015.9:g.91298072_91298076delAAAGA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.1088-2A>G641BLMPathogenic367543015RCV000034889; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130337591303375NM_000057.3:c.1088-2A>GNC_000015.9:g.91303375A>G-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.1544dupA (p.Asn515Lysfs)641BLMPathogenic367543043RCV000034890; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130414791304147NM_000057.3:c.1544dupANP_000048.1:p.Asn515LysfsNC_000015.9:g.91304147dupA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.1628T>A (p.Leu543Ter)641BLMPathogenic367543038RCV000034891; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130423191304231NM_000057.3:c.1628T>ANP_000048.1:p.Leu543TerNC_000015.9:g.91304231T>A-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.1642C>T (p.Gln548Ter)641BLMPathogenic200389141RCV000144577; RCV000115284; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN221809159130424591304245NM_000057.3:c.1642C>TNP_000048.1:p.Gln548TerNC_000015.9:g.91304245C>T-C0005859 210900 Bloom syndrome; CN221809 not provided
NM_000057.3(BLM):c.1928G>A (p.Arg643His)641BLMLikely benign;Uncertain significance12720097RCV000211548; RCV000116502; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN169374159130624191306241NM_000057.3:c.1928G>ANP_000048.1:p.Arg643HisNC_000015.9:g.91306241G>A-C0005859 210900 Bloom syndrome; CN169374 not specified
NM_000057.3(BLM):c.2015A>G (p.Gln672Arg)641BLMLikely pathogenic747281324RCV000169338; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130632891306328NM_000057.3:c.2015A>GNP_000048.1:p.Gln672ArgNC_000015.9:g.91306328A>G-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2074+1G>T641BLMPathogenic367543036RCV000034892; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130638891306388NM_000057.3:c.2074+1G>TNC_000015.9:g.91306388G>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2098C>T (p.Gln700Ter)641BLMPathogenic367543028RCV000034893; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130854991308549NM_000057.3:c.2098C>TNP_000048.1:p.Gln700TerNC_000015.9:g.91308549C>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2119C>T (p.Pro707Ser)641BLMLikely benign146077918RCV000172805; RCV000115288; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN169374159130857091308570NM_000057.3:c.2119C>TNP_000048.1:p.Pro707SerNC_000015.9:g.91308570C>T-C0005859 210900 Bloom syndrome; CN169374 not specified
NM_000057.3(BLM):c.2193+2T>G641BLMPathogenic367543040RCV000034894; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159130864691308646NM_000057.3:c.2193+2T>GNC_000015.9:g.91308646T>G-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2207_2212delATCTGAinsTAGATTC (p.Tyr736Leufs)641BLMPathogenic113993962RCV000005787; RCV000058933; RCV000115290; YMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:C0027672,SNOMED CT:699346009; MedGen:CN221809159131015391310158NM_000057.3:c.2207_2212delATCTGAinsTAGATTCNP_000048.1:p.Tyr736LeufsOMIM Allelic Variant:604610.0001C0005859 210900 Bloom syndrome; C0027672 Hereditary cancer-predisposing syndrome; CN221809 not provided
NM_000057.3(BLM):c.2207_2212delATCTGAins7641BLMPathogenic113993962RCV000173626; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131015391310158NM_000057.3:c.2207_2212delATCTGAins7-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2250_2251insAAAT (p.Leu751Lysfs)641BLMLikely pathogenic786204471RCV000169119; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131019691310197NM_000057.3:c.2250_2251insAAATNP_000048.1:p.Leu751LysfsNC_000015.9:g.91310196_91310197insAAAT-C0005859 210900 Bloom syndrome
NM_000057.2(BLM):c.2308-953_2555+4719del641BLMPathogenic-1RCV000034895; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131141091317535NM_000057.2:c.2308-953_2555+4719delOMIM Allelic Variant:604610.0003,dbVar:nssv3761622,dbVar:nsv1067897C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2406+2T>G641BLMPathogenic367543016RCV000034896; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131246391312463NM_000057.3:c.2406+2T>GNC_000015.9:g.91312463T>G-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2407dupT (p.Trp803Leufs)641BLMPathogenic367543012RCV000035004; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131266891312668NM_000057.3:c.2407dupTNP_000048.1:p.Trp803LeufsNC_000015.9:g.91312668dupT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2488dupA (p.Thr830Asnfs)641BLMPathogenic367543019RCV000035005; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131274991312749NM_000057.3:c.2488dupANP_000048.1:p.Thr830AsnfsNC_000015.9:g.91312749dupA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2506_2507delAG (p.Arg836Glyfs)641BLMPathogenic367543024RCV000034897; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159131276791312768NM_000057.3:c.2506_2507delAGNP_000048.1:p.Arg836GlyfsNC_000015.9:g.91312767_91312768delAG-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2580_2581delTA (p.His860Glnfs)641BLMPathogenic864622347RCV000204244; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159132607691326077NM_000057.3:c.2580_2581delTANP_000048.1:p.His860GlnfsNC_000015.9:g.91326076_91326077delTA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2603C>T (p.Pro868Leu)641BLMBenign;Likely benign2227935RCV000144575; RCV000078058; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN169374159132609991326099NM_000057.3:c.2603C>TNP_000048.1:p.Pro868LeuNC_000015.9:g.91326099C>THGMD:CM102917C0005859 210900 Bloom syndrome; CN169374 not specified
NM_000057.3(BLM):c.2643G>A (p.Trp881Ter)641BLMPathogenic367543039RCV000034898; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159132613991326139NM_000057.3:c.2643G>ANP_000048.1:p.Trp881TerNC_000015.9:g.91326139G>A-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2695C>T (p.Arg899Ter)641BLMLikely pathogenic;Pathogenic587779884RCV000169191; RCV000115298; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN221809159132818391328183NM_000057.3:c.2695C>TNP_000048.1:p.Arg899TerNC_000015.9:g.91328183C>T-C0005859 210900 Bloom syndrome; CN221809 not provided
NM_000057.3(BLM):c.2855G>T (p.Gly952Val)641BLMPathogenic367543034RCV000034900; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133391091333910NM_000057.3:c.2855G>TNP_000048.1:p.Gly952ValNC_000015.9:g.91333910G>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2887C>T (p.His963Tyr)641BLMPathogenic367543023RCV000034901; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133394291333942NM_000057.3:c.2887C>TNP_000048.1:p.His963TyrNC_000015.9:g.91333942C>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.2923delC (p.Gln975Lysfs)641BLMPathogenic367543014RCV000034902; RCV000115301; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:C0027672,SNOMED CT:699346009159133397891333978NM_000057.3:c.2923delCNP_000048.1:p.Gln975LysfsNC_000015.9:g.91333978delC-C0005859 210900 Bloom syndrome; C0027672 Hereditary cancer-predisposing syndrome
NM_001287246.1(BLM):c.3014_3015insTATCA (p.Met1006Ilefs)641BLMLikely pathogenic797045115RCV000190641; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133406991334070NM_001287246.1:c.3014_3015insTATCANP_001274175.1:p.Met1006IlefsNC_000015.9:g.91334069_91334070insTATCA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3028delG (p.Asp1010Metfs)641BLMLikely pathogenic780379121RCV000169440; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133740591337405NM_000057.3:c.3028delGNP_000048.1:p.Asp1010MetfsNC_000015.9:g.91337405delG-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3107G>T (p.Cys1036Phe)641BLMPathogenic137853153RCV000005790; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133748491337484NM_000057.3:c.3107G>TNP_000048.1:p.Cys1036PheNC_000015.9:g.91337484G>TOMIM Allelic Variant:604610.0004C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3164G>C (p.Cys1055Ser)641BLMPathogenic367543029RCV000034904; RCV000159829; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:C0027672,SNOMED CT:699346009159133754191337541NM_000057.3:c.3164G>CNP_000048.1:p.Cys1055SerNC_000015.9:g.91337541G>C-C0005859 210900 Bloom syndrome; C0027672 Hereditary cancer-predisposing syndrome
NM_000057.3(BLM):c.3191A>T (p.Asp1064Val)641BLMPathogenic367543032RCV000034905; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133756891337568NM_000057.3:c.3191A>TNP_000048.1:p.Asp1064ValNC_000015.9:g.91337568A>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3197G>A (p.Cys1066Tyr)641BLMPathogenic367543025RCV000034906; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159133757491337574NM_000057.3:c.3197G>ANP_000048.1:p.Cys1066TyrNC_000015.9:g.91337574G>A-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3223dupA (p.Arg1075Lysfs)641BLMPathogenic367543022RCV000034907; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134143291341432NM_000057.3:c.3223dupANP_000048.1:p.Arg1075LysfsNC_000015.9:g.91341432dupA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3255_3256insT (p.Arg1086Terfs)641BLMPathogenic367543037RCV000034908; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134146491341465NM_000057.3:c.3255_3256insTNP_000048.1:p.Arg1086TerfsNC_000015.9:g.91341464_91341465insT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3278C>G (p.Ser1093Ter)641BLMPathogenic367543017RCV000034909; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134148791341487NM_000057.3:c.3278C>GNP_000048.1:p.Ser1093TerNC_000015.9:g.91341487C>G,NC_000015.9:g.91341487C>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3415C>T (p.Arg1139Ter)641BLMPathogenic587783037RCV000144576; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134680791346807NM_000057.3:c.3415C>TNP_000048.1:p.Arg1139TerNC_000015.9:g.91346807C>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3475_3476delTT (p.Leu1159Ilefs)641BLMPathogenic367543033RCV000034910; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134686791346868NM_000057.3:c.3475_3476delTTNP_000048.1:p.Leu1159IlefsNC_000015.9:g.91346867_91346868delTT-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3558+1G>A641BLMPathogenic148969222RCV000034911; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134695191346951NM_000057.3:c.3558+1G>ANC_000015.9:g.91346951G>A,NC_000015.9:g.91346951G>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3558+1G>T641BLMLikely pathogenic148969222RCV000205550; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134695191346951NM_000057.3:c.3558+1G>TNC_000015.9:g.91346951G>A,NC_000015.9:g.91346951G>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3587delG (p.Ser1196Thrfs)641BLMPathogenic367543018RCV000034912; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134742591347425NM_000057.3:c.3587delGNP_000048.1:p.Ser1196ThrfsNC_000015.9:g.91347425delG-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3625T>A (p.Ser1209Thr)641BLMLikely benign;Uncertain significance1801256RCV000168286; RCV000115309; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006; MedGen:CN169374159134746391347463NM_000057.3:c.3625T>ANP_000048.1:p.Ser1209ThrNC_000015.9:g.91347463T>A-C0005859 210900 Bloom syndrome; CN169374 not specified
NM_000057.3(BLM):c.3681delA (p.Lys1227Asnfs)641BLMPathogenic367543020RCV000034913; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134751991347519NM_000057.3:c.3681delANP_000048.1:p.Lys1227AsnfsNC_000015.9:g.91347519delA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3727dupA (p.Thr1243Asnfs)641BLMPathogenic367543021RCV000034914; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134756591347565NM_000057.3:c.3727dupANP_000048.1:p.Thr1243AsnfsNC_000015.9:g.91347565dupA-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3751+(?_0)_*(177_?)del641BLMPathogenic-1RCV000034919; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159134758991358686---C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3847C>T (p.Gln1283Ter)641BLMPathogenic367543031RCV000034915; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159135246291352462NM_000057.3:c.3847C>TNP_000048.1:p.Gln1283TerNC_000015.9:g.91352462C>T-C0005859 210900 Bloom syndrome
NM_000057.3(BLM):c.3949G>A (p.Glu1317Lys)641BLMUncertain significance730880251RCV000157586; NMedGen:C0005859,OMIM:210900,ORPHA:125,SNOMED CT:4434006159135450991354509NM_000057.3:c.3949G>ANP_000048.1:p.Glu1317LysNC_000015.9:g.91354509G>A-C0005859 210900 Bloom syndrome