WebThe cervical CT and MRI exams for these patients were reviewed and the atlanto-occipital joint space, Powers ratio, Wackenheim line, posterior axial line, and basion dens … Web28 de dez. de 2016 · Harris and colleagues defined the normal basion-dens interval (or measurement from the basion to the tip of the dens) on a lateral radiograph of the cervical spine, as less than 12 mm [40, 41] (Fig. 2d).Although this measurement was performed in adults and children over 13 years of age, it is generally used in our clinical practice for …

Cervical Spine Instability

WebB, 7-year-old girl with ossified os terminale and normal basion–dens interval measuring 6 mm. Fig. 1—Basion–axial interval (BAI). Midsagittal MDCT image of craniocervical junction in 5-year-old boy shows posterior axial line drawn along posterior cortex of body of axis and extended cranially. Basion–axial interval is distance between basion WebDownload scientific diagram Pang’s occipital condyle-C1 interval (CCI) measured in the coronal reconstruction of a thin-sliced CT of the craniocervical junction, CCI is 6.25 mm on the right ... share price of the phoenix mills ltd

Survivors of occipitoatlantal dislocation injuries: imaging and ...

Web11 de abr. de 2024 · However, three measurements are most commonly used: the Grabb-Oakes line, which measures ventral brainstem compression; the Clivo-Axial Angle (CXA), which measures brainstem deformity by the odontoid process; and the Basion Dens Interval, which measures vertical instability (cranial settling). Webof the right C4–5 facet joints. The basion-dens interval (BDI) was 10.1 mm, basion-posterior axial line (PAL) distance was 11.9 mm, Powers ratio was 1.13, and right condyle–C1 interval (CCI) was 4.67 mm (Fig. 3). CT angiography of the neck was negative for internal carotid artery or vertebral artery dissection. Magnetic resonance Web1 de out. de 2000 · Injuries to the atlanto-occipital region, which range from complete atlanto-occipital or atlantoaxial dislocation to nondisplaced occipital condyle avulsion … share price of thangamayil