Human Phenotype Ontology 
Grandparent Node:
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Abnormal skull morphology (HP:0000929)help
Parent Node:
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Abnormal foramen magnum morphology (HP:0002699)help
..Starting node
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Small foramen magnum (HP:0002677)help
Term ID: 2677
Name: Small foramen magnum
Synonym: Foramen magnum stenosis; Hypoplasia of foramen magnum; Little foramen magnum; Narrow foramen magnum; Stenosis of foramen magnum
Definition: An abnormal narrowing of the foramen magnum.
Comments:
Reference: HP:0002677
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandLarge foramen magnum (HP:0002700) 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:0002677HP:0002677Small foramen magnum0ALDH18A1 CL E G H58329722ORPHA:90348Autosomal dominant cutis laxa89
HP:0002677HP:0002677Small foramen magnum0ALDH18A1 CL E G H58329722OMIM:616603Cutis laxa, autosomal dominant 3HP:0040283 - Occasional89
HP:0002677HP:0002677Small foramen magnum0CHD4 CL E G H11081919OMIM:617159Sifrim-Hitz-Weiss syndrome14
HP:0002677HP:0002677Small foramen magnum0ELN CL E G H20063327ORPHA:90348Autosomal dominant cutis laxa172
HP:0002677HP:0002677Small foramen magnum0FBLN5 CL E G H105163602ORPHA:90348Autosomal dominant cutis laxa63
HP:0002677HP:0002677Small foramen magnum0FGFR3 CL E G H22613690OMIM:100800ACHONDROPLASIA.145
HP:0002677HP:0002677Small foramen magnum0FGFR3 CL E G H22613690OMIM:187600Thanatophoric dysplasia, type I.145
HP:0002677HP:0002677Small foramen magnum0FGFR3 CL E G H22613690OMIM:187601Thanatophoric dysplasia, type II.145
HP:0002677HP:0002677Small foramen magnum0FLNB CL E G H23173755OMIM:272460Spondylocarpotarsal synostosis syndrome.233
HP:0002677HP:0002677Small foramen magnum0HNRNPH1 CL E G H31875041OMIM:620083
HP:0002677HP:0002677Small foramen magnum0IARS2 CL E G H5569929685OMIM:616007Cataracts, growth hormone deficiency, sensory neuropathy, sensorineural hearing loss, and skeletal dysplasia25
HP:0002677HP:0002677Small foramen magnum0INPPL1 CL E G H36366080OMIM:258480OPSISMODYSPLASIA18
HP:0002677HP:0002677Small foramen magnum0LBR CL E G H39306518OMIM:618019PELGER-HUET ANOMALY WITH MILD SKELETAL ANOMALIES; PHASK70
HP:0002677HP:0002677Small foramen magnum0RSPRY1 CL E G H8997029420ORPHA:457395Progressive spondyloepimetaphyseal dysplasia-short stature-short fourth metatarsals-intellectual disability syndromeHP:0040283 - Occasional2


Genes (11) :ALDH18A1 CHD4 ELN FBLN5 FGFR3 FLNB HNRNPH1 IARS2 INPPL1 LBR RSPRY1

Diseases (12) :ORPHA:90348 OMIM:616603 OMIM:617159 OMIM:100800 OMIM:187600 OMIM:187601 OMIM:272460 OMIM:620083 OMIM:616007 OMIM:258480 OMIM:618019 ORPHA:457395
 

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