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Ontology Browser
Term:
Parent Terms Term With Siblings Child Terms
abnormal arcus anterior morphology +   
abnormal ventral tubercle of atlas morphology +   
absent cervical atlas  
absent odontoid process  
fusion of atlas and occipital bones  
fusion of atlas and odontoid process  
the large protuberance that projects upward from the cervical axis (C2), around which the cervical atlas normally rotates, is instead fused to elements of the atlas; the odontoid process may or may not remain attached to the axis
split cervical atlas  

Synonyms
Exact Synonyms: C1 anterior arch and dens fusion ;   atlas and odontoid process fusion ;   fused atlas and odontoid process ;   fusion of AA and dens
Definition Sources: https://orcid.org/0000-0003-3691-0324

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