Atlantoaxial: Pertaining to the first and second cervical vertebrae which meet at a joint called the atlantoaxial joint.
The uppermost cervical vertebra (the atlas) rotates about the odontoid process of the second cervical vertebra (the axis). The joint between the axis and atlas is a pivot type of joint that allows the head turn.
Atlantoaxial: Pertaining to the first and second cervical vertebrae which meet at a joint called the atlantoaxial joint. The uppermost cervical vertebra (the atlas) rotates ...
Atlantoaxial instability (AAI) is characterized by excessive movement at the junction between the atlas (C1) and axis (C2) as a result of either a bony or ...
Statement regarding atlantoaxial instability in children with Down Syndrome.
atlantoaxial /at·lan·to·ax·i·al/ (at-lan″to-ak´se-al) pertaining to the atlas and the axis. at·lan·to·ax·i·al (t-l n t-k s-l) adj. Relating to the atlas ...
The occiput, the atlas (C1), and the axis (C2) form a functional unit, the occipitocervical articulation, which is characterized by a high degree of mobility ...