Atlantoaxial instability (AAI) is a condition primarily affecting small breed dogs, particularly those with congenital predispositions. It involves instability at the atlantoaxial joint ...

Atlantoaxial instability (AAI) is a condition characterized by excessive movement between the first two cervical vertebrae (C1 and C2), which can lead to serious complications, including spinal ...

Background: Atlanto-axial instability (AAI) is a serious complication during Juvenile Idiopathic Arthritis (JIA). It can lead to severe neurological morbidity or mortality if left untreated (1).

Eight patients had atlanto-axial instability. Six had interlaminar fusion between atlas and axis. No serious complications were seen. Stability was obtained in all patients postoperatively.

Ankylosing spondylitis is one of the commonest inflammatory diseases of the axial skeleton and can be complicated by atlanto-axial instability. This serious and likely underestimated complication can ...

tumorous calcium pyrophosphate dihydrate crystal deposition, tophaceous gout, calcification of the posterior longitudinal ligament, synovial disease-like pigmented villonodular synovitis, and synovial ...

2 Neurosciences Intensive Care Unit, Wessex Neurological Centre, Southampton, UK Correspondence to: Dr C A Eynon Director of Neurosciences Intensive Care, Wessex Neurological Centre, Tremona Road, ...

Spondyloepiphyseal dysplasia closely mimics the dysostosis multiplex, has involvement of epiphyses and spine with atlantoaxial instability, odontoid hypoplasia and platyspondyly.2 However, widespread ...