Human Phenotype Ontology 
Grandparent Node:
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Abnormality of the vertebral column (HP:0000925)help
Grandparent Node:
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Aplasia/hypoplasia affecting bones of the axial skeleton (HP:0009122)help
Parent Node:
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Abnormality of the odontoid process (HP:0003310)help
Parent Node:
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Aplasia/Hypoplasia involving the vertebral column (HP:0008518)help
..Starting node
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Hypoplasia of the odontoid process (HP:0003311)help
Term ID: 3311
Name: Hypoplasia of the odontoid process
Synonym: Hypoplastic odontoid process; Odontoid hypoplasia; Small odontoid peg; Small odontoid process
Definition: Developmental hypoplasia of the dens of the axis.
Comments:
Reference: HP:0003311
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandAplasia/Hypoplasia of the cervical spine (HP:0011041) help
..expandAplasia/Hypoplasia of the sacrum (HP:0008517) help
..expandAplasia/Hypoplasia of the vertebrae (HP:0008515) help
..expandHypoplastic spinal processes (HP:0008460) help
..expandRelatively short spine (HP:0002766) 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:0003311HP:0003311Hypoplasia of the odontoid process0AIFM1 CL E G H91318768OMIM:300232Spondyloepimetaphyseal dysplasia, X-linked, with mental deterioration.60
HP:0003311HP:0003311Hypoplasia of the odontoid process0ARSB CL E G H411714OMIM:253200Mucopolysaccharidosis, type VI.120
HP:0003311HP:0003311Hypoplasia of the odontoid process0BGN CL E G H6331044OMIM:300106Spondyloepimetaphyseal dysplasia, X-linked.7
HP:0003311HP:0003311Hypoplasia of the odontoid process0COG4 CL E G H2583918620ORPHA:85172Microcephalic osteodysplastic dysplasia, Saul-Wilson typeHP:0040281 - Very frequent67
HP:0003311HP:0003311Hypoplasia of the odontoid process0COL2A1 CL E G H12802200ORPHA:485Kniest dysplasiaHP:0040282 - Frequent284
HP:0003311HP:0003311Hypoplasia of the odontoid process0COL2A1 CL E G H12802200OMIM:184250Spondyloepimetaphyseal dysplasia, Strudwick type.284
HP:0003311HP:0003311Hypoplasia of the odontoid process0COL2A1 CL E G H12802200OMIM:183900Spondyloepiphyseal dysplasia congenita284
HP:0003311HP:0003311Hypoplasia of the odontoid process0COL2A1 CL E G H12802200OMIM:184255Spondylometaphyseal dysplasia, corner Fracture type.284
HP:0003311HP:0003311Hypoplasia of the odontoid process0COMP CL E G H13112227ORPHA:750PseudoachondroplasiaHP:0040284 - Very rare89
HP:0003311HP:0003311Hypoplasia of the odontoid process0COMP CL E G H13112227OMIM:177170Pseudoachondroplasia89
HP:0003311HP:0003311Hypoplasia of the odontoid process0DDR2 CL E G H49212731OMIM:271665Spondylometaepiphyseal dysplasia, short Limb-Hand type.45
HP:0003311HP:0003311Hypoplasia of the odontoid process0DYM CL E G H5480821317OMIM:223800Dyggve-Melchior-Clausen disease.65
HP:0003311HP:0003311Hypoplasia of the odontoid process0DYM CL E G H5480821317ORPHA:239Dyggve-Melchior-Clausen diseaseHP:0040283 - Occasional65
HP:0003311HP:0003311Hypoplasia of the odontoid process0DYM CL E G H5480821317OMIM:607326Smith-Mccort dysplasia 1.65
HP:0003311HP:0003311Hypoplasia of the odontoid process0EIF2AK3 CL E G H94513255OMIM:226980Epiphyseal dysplasia, multiple, with early-onset diabetes mellitus.65
HP:0003311HP:0003311Hypoplasia of the odontoid process0EXTL3 CL E G H21373518ORPHA:508533Skeletal dysplasia-T-cell immunodeficiency-developmental delay syndromeHP:0040282 - Frequent3
HP:0003311HP:0003311Hypoplasia of the odontoid process0FGD1 CL E G H22453663OMIM:305400Aarskog-Scott syndrome.62
HP:0003311HP:0003311Hypoplasia of the odontoid process0FLNB CL E G H23173755OMIM:272460Spondylocarpotarsal synostosis syndrome.233
HP:0003311HP:0003311Hypoplasia of the odontoid process0FN1 CL E G H23353778OMIM:184255Spondylometaphyseal dysplasia, corner Fracture type.9
HP:0003311HP:0003311Hypoplasia of the odontoid process0GALNS CL E G H25884122OMIM:253000Morquio syndrome A.123
HP:0003311HP:0003311Hypoplasia of the odontoid process0GLB1 CL E G H27204298OMIM:253010Mucopolysaccharidosis type IVB (Morquio).120
HP:0003311HP:0003311Hypoplasia of the odontoid process0GNPTAB CL E G H7915829670OMIM:252500Mucolipidosis II alpha/beta.240
HP:0003311HP:0003311Hypoplasia of the odontoid process0GUSB CL E G H29904696OMIM:253220Mucopolysaccharidosis, type VII.54
HP:0003311HP:0003311Hypoplasia of the odontoid process0IARS2 CL E G H5569929685OMIM:616007Cataracts, growth hormone deficiency, sensory neuropathy, sensorineural hearing loss, and skeletal dysplasia25
HP:0003311HP:0003311Hypoplasia of the odontoid process0IDUA CL E G H34255391OMIM:607014Hurler syndrome.115
HP:0003311HP:0003311Hypoplasia of the odontoid process0INPPL1 CL E G H36366080OMIM:258480OPSISMODYSPLASIA18
HP:0003311HP:0003311Hypoplasia of the odontoid process0LFNG CL E G H39556560OMIM:609813Spondylocostal dysostosis 3, autosomal recessive.13
HP:0003311HP:0003311Hypoplasia of the odontoid process0LONP1 CL E G H93619479OMIM:600373CODAS syndrome8
HP:0003311HP:0003311Hypoplasia of the odontoid process0NFIX CL E G H47847788OMIM:602535Marshall-Smith syndrome.40
HP:0003311HP:0003311Hypoplasia of the odontoid process0RAB33B CL E G H8345216075OMIM:615222Smith-Mccort dysplasia 2.53
HP:0003311HP:0003311Hypoplasia of the odontoid process0RMRP CL E G H602310031OMIM:250250Cartilage-Hair hypoplasiaHP:0040283 - Occasional37
HP:0003311HP:0003311Hypoplasia of the odontoid process0TRAPPC2 CL E G H639923068ORPHA:93284Spondyloepiphyseal dysplasia tardaHP:0040283 - Occasional46
HP:0003311HP:0003311Hypoplasia of the odontoid process0TRPV4 CL E G H5934118083OMIM:156530Metatropic dysplasia214
HP:0003311HP:0003311Hypoplasia of the odontoid process0TRPV4 CL E G H5934118083OMIM:184252Spondylometaphyseal dysplasia, Kozlowski type.214
HP:0003311HP:0003311Hypoplasia of the odontoid process0TRPV4 CL E G H5934118083ORPHA:93314Spondylometaphyseal dysplasia, Kozlowski typeHP:0040283 - Occasional214


Genes (27) :AIFM1 ARSB BGN COG4 COL2A1 COMP DDR2 DYM EIF2AK3 EXTL3 FGD1 FLNB FN1 GALNS GLB1 GNPTAB GUSB IARS2 IDUA INPPL1 LFNG LONP1 NFIX RAB33B RMRP TRAPPC2 TRPV4

Diseases (34) :OMIM:300232 OMIM:253200 OMIM:300106 ORPHA:85172 ORPHA:485 OMIM:184250 OMIM:183900 OMIM:184255 ORPHA:750 OMIM:177170 OMIM:271665 OMIM:223800 ORPHA:239 OMIM:607326 OMIM:226980 ORPHA:508533 OMIM:305400 OMIM:272460 OMIM:253000 OMIM:253010 OMIM:252500 OMIM:253220 OMIM:616007 OMIM:607014 OMIM:258480 OMIM:609813 OMIM:600373 OMIM:602535 OMIM:615222 OMIM:250250 ORPHA:93284 OMIM:156530 OMIM:184252 ORPHA:93314
 

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