WebJan 17, 2024 · IIC (C1-2 type C): C1-2 (atlantoaxial) joint pathologic rotational or translational displacement ( atlantoaxial subluxation) IIIA (C2 type A): C2 fracture (involving dens, body, pedicle, or posterior arch) without ligamentous or discal injury Web6 rows · Apr 20, 2024 · The median atlantoaxial joint is a pivot type of synovial joint. Broadly, the joint is ... Intradural (intracranial) part. After entering the vertebral canal, the vertebral artery … Splenius capitis muscle (musculus splenius capitis) Splenius capitis is one of the … The occipital bone is an unpaired bone which covers the back of the head … The sternocleidomastoid muscle is a two-headed neck muscle, which true to its … Spinal nerves are an integral part of the peripheral nervous system (PNS). They … Suboccipital muscles Author: Charlotte O'Leary BSc, MBChB • Reviewer: Martin … Blood supply. Blood supply comes from the vertebral artery and deep descending … Rectus capitis posterior major is located lateral and superficial to rectus capitis …
Atlanto-axial subluxation Radiology Reference Article
WebThe atlantoaxial joint is an important "transitional zone" in the cervical spine prone to instability by both degenerative and traumatic processes. Pathophysiology adult causes degenerative Down's syndrome … WebThese exhibit flexion and extension. Another uniaxial joint is a cylindrical bone rotating along one axis in a sleeve-type opening, the pivot joint, as in atlas-axis (also known as atlantoaxial) rotation or the proximal radioulnar joints. nenagh theory test centre
Imaging of Atlanto-Occipital and Atlantoaxial Traumatic
WebAug 29, 2024 · National Center for Biotechnology Information WebApr 12, 2024 · The equine atlanto-occipital (AO) articulation is a paired ellipsoid joint, formed by the articular surface of the two convex condyles of the occipital bone and the corresponding two oval concave foveae of the atlas. The AO joint is stabilised by the dorsal and ventral AO membranes and the lateral AO ligaments (Gutiérrez-Crespo et al., 2014). WebDissection was located in the V3 segment (around the atlantoaxial joint) of the VA in 29/31 cases (93.5%), including 27 cases with complete dissection in the V3 segment and two cases in the V3+V4 segment. Only two of 31 cases (6.5%) had dissection damage in the V2 segment of the VA. ... This coexistence of multiple types of anomaly and lack of ... nenagh to newport