Results There were 3 cases existing in the asymmetry of vertebral artery, 2 with abnormal segment, 1 directly entering the foramen magnum, and 1 invaded by tumor.
Ligamentous structures in foramen magnum: sectional anatomy, CT and MRI
Value of MRI measurement of depths of the anterior and posterior lips of the foramen magnum in the diagnosis of basilar invagination
Study of motor evoked potential in foramen magnum lesions
