Small foramen magnum

Symptom Information:

Symptom ID: HPO:0002677
Synonyms:
Foramen magnum stenosis [HPO:0002677]
Foramen magnum stenosis [OMIM:Foramen magnum stenosis]
Small foramen magnum [OMIM:Small foramen magnum]
Foramen magnum stenosis [MedDRA:10064157]
Quality:
Cross references:
OMIM: "Foramen magnum stenosis" [OMIM:Foramen magnum stenosis]
OMIM: "Small foramen magnum" [OMIM:Small foramen magnum]
Is a (Direct Parents):
HPO         Abnormality of the foramen magnum
MedDRA Musculoskeletal and connective tissue disorders of skull congenital
Is a (Whole tree): HPO:
All(HPO:0000001)
    Phenotypic abnormality(HPO:0000118)
       Abnormality of the skeletal system(HPO:0000924)
          Abnormality of skeletal morphology(HPO:0011842)
             Abnormal axial skeleton morphology(HPO:0009121)
                Abnormality of the skull(HPO:0000929)
                   Abnormality of the foramen magnum(HPO:0002699)
                      Small foramen magnum(HPO:0002677)
       Abnormality of head or neck(HPO:0000152)
          Abnormality of the head(HPO:0000234)
             Abnormality of the skull(HPO:0000929)
                Abnormality of the foramen magnum(HPO:0002699)
                   Small foramen magnum(HPO:0002677)
MedDRA:
Musculoskeletal and connective tissue disorders(MedDRA:10028395)
    Musculoskeletal and connective tissue disorders congenital(MedDRA:10028396)
       Musculoskeletal and connective tissue disorders of skull congenital(MedDRA:10028382)
          Small foramen magnum(HPO:0002677)
Database Frequency: 4 / 7739
Resource:

All diseases associated with this symptom:

Achondroplasia (Orphanet:15)
Severe achondroplasia - developmental delay - acanthosis nigricans (Orphanet:85165)
THANATOPHORIC DYSPLASIA, TYPE II (OMIM:187601)
Thanatophoric dysplasia type 1 (Orphanet:1860)