Human Phenotype Ontology 
Grandparent Node:
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Abnormality of upper limb joint (HP:0009810)help
Grandparent Node:
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Synostosis of joints (HP:0100240)help
Parent Node:
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Abnormal morphology of the radius (HP:0002818)help
Parent Node:
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obsolete Abnormality of the ulna (HP:0002997)help
Parent Node:
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Synostosis involving bones of the upper limbs (HP:0100238)help
..Starting node
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Radioulnar synostosis (HP:0002974)help
Term ID: 2974
Name: Radioulnar synostosis
Synonym: Fused forearm bones
Definition: An abnormal osseous union (fusion) between the radius and the ulna.
Comments:
Reference: HP:0002974
Genes and Diseases:
 
       Child Nodes:
........expandProximal radio-ulnar synostosis (HP:0005037) help

 Sister Nodes: 
..expandScapulohumeral synostosis (HP:0006595) help
..expandSynostosis involving bones of the hand (HP:0004278) help
..expandSynostosis involving the elbow (HP:0003938) 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:0002974HP:0002974Radioulnar synostosis0APC CL E G H324583ORPHA:3258Cenani-Lenz syndromeHP:0040282 - Frequent3179
HP:0002974HP:0002974Radioulnar synostosis0B3GALT6 CL E G H12679217978OMIM:609465AL-GAZALI SYNDROME38
HP:0002974HP:0002974Radioulnar synostosis0B3GALT6 CL E G H12679217978ORPHA:536467B3GALT6-related spondylodysplastic Ehlers-Danlos syndromeHP:0040283 - Occasional38
HP:0002974HP:0002974Radioulnar synostosis0B3GALT6 CL E G H12679217978ORPHA:2725Eye defects-arachnodactyly-cardiopathy syndromeHP:0040281 - Very frequent38
HP:0002974HP:0002974Radioulnar synostosis0B3GAT3 CL E G H26229923OMIM:245600Multiple joint dislocations, short stature, craniofacial dysmorphism, with or without congenital heart defects5
HP:0002974HP:0002974Radioulnar synostosis0B4GALT7 CL E G H11285930OMIM:130070Ehlers-Danlos syndrome, spondylodysplastic type, 129
HP:0002974HP:0002974Radioulnar synostosis0BAZ1B CL E G H9031961ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0BCL7B CL E G H92751005ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0BCOR CL E G H5488020893OMIM:300166Microphthalmia, syndromic 2.101
HP:0002974HP:0002974Radioulnar synostosis0BCOR CL E G H5488020893ORPHA:2712Oculofaciocardiodental syndromeHP:0040282 - Frequent101
HP:0002974HP:0002974Radioulnar synostosis0BICRA CL E G H299984332OMIM:619325COFFIN-SIRIS SYNDROME 12; CSS122
HP:0002974HP:0002974Radioulnar synostosis0BRD4 CL E G H2347613575ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent
HP:0002974HP:0002974Radioulnar synostosis0BUD23 CL E G H11404916405ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0CANT1 CL E G H12458319721ORPHA:1425Desbuquois syndromeHP:0040282 - Frequent85
HP:0002974HP:0002974Radioulnar synostosis0CBL CL E G H8671541ORPHA:648Noonan syndromeHP:0040283 - Occasional317
HP:0002974HP:0002974Radioulnar synostosis0CHST3 CL E G H94691971OMIM:245600Multiple joint dislocations, short stature, craniofacial dysmorphism, with or without congenital heart defects165
HP:0002974HP:0002974Radioulnar synostosis0CHSY1 CL E G H2285617198OMIM:605282Temtamy preaxial brachydactyly syndromeHP:0040283 - Occasional16
HP:0002974HP:0002974Radioulnar synostosis0CHSY1 CL E G H2285617198ORPHA:363417Temtamy preaxial brachydactyly syndrome16
HP:0002974HP:0002974Radioulnar synostosis0CLIP2 CL E G H74612586ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0COLEC10 CL E G H105842220ORPHA:2938433MC syndromeHP:0040281 - Very frequent3
HP:0002974HP:0002974Radioulnar synostosis0COLEC10 CL E G H105842220OMIM:2483403MC syndrome 33
HP:0002974HP:0002974Radioulnar synostosis0COLEC11 CL E G H7898917213ORPHA:2938433MC syndromeHP:0040281 - Very frequent9
HP:0002974HP:0002974Radioulnar synostosis0COLEC11 CL E G H7898917213OMIM:2650503mc syndrome 2HP:0040283 - Occasional9
HP:0002974HP:0002974Radioulnar synostosis0CPLX1 CL E G H108152309OMIM:194190Wolf-Hirschhorn syndrome.1
HP:0002974HP:0002974Radioulnar synostosis0CSGALNACT1 CL E G H5579024290ORPHA:1425Desbuquois syndromeHP:0040282 - Frequent
HP:0002974HP:0002974Radioulnar synostosis0CTBP1 CL E G H14872494OMIM:194190Wolf-Hirschhorn syndrome.2
HP:0002974HP:0002974Radioulnar synostosis0DHODH CL E G H17232867OMIM:263750Postaxial acrofacial dysostosis.59
HP:0002974HP:0002974Radioulnar synostosis0DNAJC30 CL E G H8427716410ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0DONSON CL E G H299802993OMIM:617604Microcephaly, short stature, and limb abnormalities.9
HP:0002974HP:0002974Radioulnar synostosis0EIF4H CL E G H745812741ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0ELN CL E G H20063327ORPHA:904Williams syndromeHP:0040283 - Occasional172
HP:0002974HP:0002974Radioulnar synostosis0ELN CL E G H20063327OMIM:194050Williams-Beuren syndrome172
HP:0002974HP:0002974Radioulnar synostosis0ESCO2 CL E G H15757027230ORPHA:2319Juberg-Hayward syndromeHP:0040282 - Frequent92
HP:0002974HP:0002974Radioulnar synostosis0ESCO2 CL E G H15757027230ORPHA:3103Roberts syndromeHP:0040282 - Frequent92
HP:0002974HP:0002974Radioulnar synostosis0FGFR2 CL E G H22633689OMIM:101400Saethre-Chotzen syndrome.175
HP:0002974HP:0002974Radioulnar synostosis0FGFR2 CL E G H22633689ORPHA:794Saethre-Chotzen syndrome175
HP:0002974HP:0002974Radioulnar synostosis0FGFR3 CL E G H22613690ORPHA:794Saethre-Chotzen syndrome145
HP:0002974HP:0002974Radioulnar synostosis0FGFRL1 CL E G H538343693OMIM:194190Wolf-Hirschhorn syndrome.
HP:0002974HP:0002974Radioulnar synostosis0FKBP6 CL E G H84683722ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0GTF2I CL E G H29694659ORPHA:904Williams syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0GTF2IRD1 CL E G H95694661ORPHA:904Williams syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0GTF2IRD2 CL E G H8416330775ORPHA:904Williams syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0HDAC8 CL E G H5586913315ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent37
HP:0002974HP:0002974Radioulnar synostosis0HOXA11 CL E G H32075101ORPHA:71289Radio-ulnar synostosis-amegakaryocytic thrombocytopenia syndromeHP:0040281 - Very frequent3
HP:0002974HP:0002974Radioulnar synostosis0HOXA11 CL E G H32075101OMIM:605432Radioulnar synostosis with amegakaryocytic thrombocytopenia3
HP:0002974HP:0002974Radioulnar synostosis0KAT6B CL E G H2352217582OMIM:606170Genitopatellar syndromeHP:0040284 - Very rare141
HP:0002974HP:0002974Radioulnar synostosis0KAT6B CL E G H2352217582ORPHA:85201Genitopatellar syndromeHP:0040283 - Occasional141
HP:0002974HP:0002974Radioulnar synostosis0KRAS CL E G H38456407ORPHA:648Noonan syndromeHP:0040283 - Occasional196
HP:0002974HP:0002974Radioulnar synostosis0LETM1 CL E G H39546556OMIM:194190Wolf-Hirschhorn syndrome.2
HP:0002974HP:0002974Radioulnar synostosis0LIMK1 CL E G H39846613ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0LRP4 CL E G H40386696OMIM:212780Cenani-Lenz syndactyly syndrome124
HP:0002974HP:0002974Radioulnar synostosis0LRP4 CL E G H40386696ORPHA:3258Cenani-Lenz syndromeHP:0040282 - Frequent124
HP:0002974HP:0002974Radioulnar synostosis0LZTR1 CL E G H82166742ORPHA:648Noonan syndromeHP:0040283 - Occasional43
HP:0002974HP:0002974Radioulnar synostosis0MAF CL E G H40946776ORPHA:1272Aymé-Gripp syndromeHP:0040283 - Occasional21
HP:0002974HP:0002974Radioulnar synostosis0MAF CL E G H40946776OMIM:601088Ayme-Gripp syndrome.21
HP:0002974HP:0002974Radioulnar synostosis0MASP1 CL E G H56486901ORPHA:2938433MC syndromeHP:0040281 - Very frequent21
HP:0002974HP:0002974Radioulnar synostosis0MASP1 CL E G H56486901OMIM:2579203mc syndrome 1.21
HP:0002974HP:0002974Radioulnar synostosis0MECOM CL E G H21223498ORPHA:71289Radio-ulnar synostosis-amegakaryocytic thrombocytopenia syndromeHP:0040281 - Very frequent4
HP:0002974HP:0002974Radioulnar synostosis0MECOM CL E G H21223498OMIM:616738RADIOULNAR SYNOSTOSIS WITH AMEGAKARYOCYTIC THROMBOCYTOPENIA 2; RUSAT24
HP:0002974HP:0002974Radioulnar synostosis0METTL27 CL E G H15536819068ORPHA:904Williams syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0MLXIPL CL E G H5108512744ORPHA:904Williams syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0MLXIPL CL E G H5108512744OMIM:194050Williams-Beuren syndrome1
HP:0002974HP:0002974Radioulnar synostosis0MRAS CL E G H228087227ORPHA:648Noonan syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0NCF1 CL E G H6533617660ORPHA:904Williams syndromeHP:0040283 - Occasional13
HP:0002974HP:0002974Radioulnar synostosis0NIPBL CL E G H2583628862ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent494
HP:0002974HP:0002974Radioulnar synostosis0NRAS CL E G H48937989ORPHA:648Noonan syndromeHP:0040283 - Occasional102
HP:0002974HP:0002974Radioulnar synostosis0NSD2 CL E G H746812766OMIM:194190Wolf-Hirschhorn syndrome.118
HP:0002974HP:0002974Radioulnar synostosis0PIEZO2 CL E G H6389526270OMIM:248700Marden-Walker syndrome.77
HP:0002974HP:0002974Radioulnar synostosis0PIEZO2 CL E G H6389526270ORPHA:2461Marden-Walker syndromeHP:0040281 - Very frequent77
HP:0002974HP:0002974Radioulnar synostosis0POR CL E G H54479208OMIM:201750Antley-Bixler syndrome with genital anomalies and disordered steroidogenesis.76
HP:0002974HP:0002974Radioulnar synostosis0POR CL E G H54479208ORPHA:95699Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiencyHP:0040283 - Occasional76
HP:0002974HP:0002974Radioulnar synostosis0PTPN11 CL E G H57819644ORPHA:648Noonan syndromeHP:0040283 - Occasional291
HP:0002974HP:0002974Radioulnar synostosis0RAD21 CL E G H58859811ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent25
HP:0002974HP:0002974Radioulnar synostosis0RAD21 CL E G H58859811OMIM:614701Cornelia de Lange syndrome 425
HP:0002974HP:0002974Radioulnar synostosis0RAF1 CL E G H58949829ORPHA:648Noonan syndromeHP:0040283 - Occasional212
HP:0002974HP:0002974Radioulnar synostosis0RASA2 CL E G H59229872ORPHA:648Noonan syndromeHP:0040283 - Occasional3
HP:0002974HP:0002974Radioulnar synostosis0RFC2 CL E G H59829970ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0RIT1 CL E G H601610023ORPHA:648Noonan syndromeHP:0040283 - Occasional39
HP:0002974HP:0002974Radioulnar synostosis0RPL26 CL E G H615410327OMIM:614900Diamond-Blackfan anemia 11.3
HP:0002974HP:0002974Radioulnar synostosis0RRAS CL E G H623710447ORPHA:648Noonan syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0RRAS2 CL E G H2280017271ORPHA:648Noonan syndromeHP:0040283 - Occasional1
HP:0002974HP:0002974Radioulnar synostosis0SALL4 CL E G H5716715924ORPHA:2307IVIC syndromeHP:0040282 - Frequent86
HP:0002974HP:0002974Radioulnar synostosis0SALL4 CL E G H5716715924OMIM:147750Ivic syndrome.86
HP:0002974HP:0002974Radioulnar synostosis0SETBP1 CL E G H2604015573ORPHA:798Schinzel-Giedion syndromeHP:0040284 - Very rare143
HP:0002974HP:0002974Radioulnar synostosis0SF3B4 CL E G H1026210771OMIM:154400Acrofacial dysostosis 1, Nager type.49
HP:0002974HP:0002974Radioulnar synostosis0SF3B4 CL E G H1026210771ORPHA:1788Acrofacial dysostosis, Rodríguez typeHP:0040282 - Frequent49
HP:0002974HP:0002974Radioulnar synostosis0SMC1A CL E G H824311111ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent135
HP:0002974HP:0002974Radioulnar synostosis0SMC3 CL E G H91262468ORPHA:199Cornelia de Lange syndromeHP:0040282 - Frequent91
HP:0002974HP:0002974Radioulnar synostosis0SOS1 CL E G H665411187ORPHA:648Noonan syndromeHP:0040283 - Occasional315
HP:0002974HP:0002974Radioulnar synostosis0SOS2 CL E G H665511188ORPHA:648Noonan syndromeHP:0040283 - Occasional30
HP:0002974HP:0002974Radioulnar synostosis0SPRED2 CL E G H20073417722ORPHA:648Noonan syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0STX1A CL E G H680411433ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0TBL2 CL E G H2660811586ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0TBX22 CL E G H5094511600ORPHA:921Abruzzo-Erickson syndromeHP:0040282 - Frequent28
HP:0002974HP:0002974Radioulnar synostosis0TBX22 CL E G H5094511600OMIM:302905Charge-Like syndrome, X-linked.28
HP:0002974HP:0002974Radioulnar synostosis0TBX5 CL E G H691011604ORPHA:392Holt-Oram syndromeHP:0040283 - Occasional123
HP:0002974HP:0002974Radioulnar synostosis0TMEM270 CL E G H13588623018ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0TWIST1 CL E G H729112428OMIM:101400Saethre-Chotzen syndrome.18
HP:0002974HP:0002974Radioulnar synostosis0TWIST1 CL E G H729112428ORPHA:794Saethre-Chotzen syndrome18
HP:0002974HP:0002974Radioulnar synostosis0VPS37D CL E G H15538218287ORPHA:904Williams syndromeHP:0040283 - Occasional
HP:0002974HP:0002974Radioulnar synostosis0XYLT1 CL E G H6413115516ORPHA:1425Desbuquois syndromeHP:0040282 - Frequent14
HP:0002974HP:0005037Proximal radio-ulnar synostosis1B3GALT6 CL E G H12679217978OMIM:609465AL-GAZALI SYNDROME38
HP:0002974HP:0005037Proximal radio-ulnar synostosis1CHSY1 CL E G H2285617198ORPHA:363417Temtamy preaxial brachydactyly syndromeHP:0040283 - Occasional16
HP:0002974HP:0005037Proximal radio-ulnar synostosis1FGFR2 CL E G H22633689ORPHA:794Saethre-Chotzen syndromeHP:0040283 - Occasional175
HP:0002974HP:0005037Proximal radio-ulnar synostosis1FGFR3 CL E G H22613690ORPHA:794Saethre-Chotzen syndromeHP:0040283 - Occasional145
HP:0002974HP:0005037Proximal radio-ulnar synostosis1HOXA11 CL E G H32075101OMIM:605432Radioulnar synostosis with amegakaryocytic thrombocytopenia.3
HP:0002974HP:0005037Proximal radio-ulnar synostosis1TWIST1 CL E G H729112428ORPHA:794Saethre-Chotzen syndromeHP:0040283 - Occasional18


Genes (78) :APC B3GALT6 B3GAT3 B4GALT7 BAZ1B BCL7B BCOR BICRA BRD4 BUD23 CANT1 CBL CHST3 CHSY1 CLIP2 COLEC10 COLEC11 CPLX1 CSGALNACT1 CTBP1 DHODH DNAJC30 DONSON EIF4H ELN ESCO2 FGFR2 FGFR3 FGFRL1 FKBP6 GTF2I GTF2IRD1 GTF2IRD2 HDAC8 HOXA11 KAT6B KRAS LETM1 LIMK1 LRP4 LZTR1 MAF MASP1 MECOM METTL27 MLXIPL MRAS NCF1 NIPBL NRAS NSD2 PIEZO2 POR PTPN11 RAD21 RAF1 RASA2 RFC2 RIT1 RPL26 RRAS RRAS2 SALL4 SETBP1 SF3B4 SMC1A SMC3 SOS1 SOS2 SPRED2 STX1A TBL2 TBX22 TBX5 TMEM270 TWIST1 VPS37D XYLT1

Diseases (49) :ORPHA:3258 OMIM:609465 ORPHA:536467 ORPHA:2725 OMIM:245600 OMIM:130070 ORPHA:904 OMIM:300166 ORPHA:2712 OMIM:619325 ORPHA:199 ORPHA:1425 ORPHA:648 OMIM:605282 ORPHA:363417 ORPHA:293843 OMIM:248340 OMIM:265050 OMIM:194190 OMIM:263750 OMIM:617604 OMIM:194050 ORPHA:2319 ORPHA:3103 OMIM:101400 ORPHA:794 ORPHA:71289 OMIM:605432 OMIM:606170 ORPHA:85201 OMIM:212780 ORPHA:1272 OMIM:601088 OMIM:257920 OMIM:616738 OMIM:248700 ORPHA:2461 OMIM:201750 ORPHA:95699 OMIM:614701 OMIM:614900 ORPHA:2307 OMIM:147750 ORPHA:798 OMIM:154400 ORPHA:1788 ORPHA:921 OMIM:302905 ORPHA:392
 

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