preferred_name: Herniation and elongation of the cerebellar tonsils, cerebellar vermis, brainstem, and fourth ventricle through the foramen magnum
preferred_name_lc: herniation and elongation of the cerebellar tonsils, cerebellar vermis, brainstem, and fourth ventricle through the foramen magnum
label: Herniation and elongation of the cerebellar tonsils, cerebellar vermis, brainstem, and fourth ventricle through the foramen magnum
label_lc: herniation and elongation of the cerebellar tonsils, cerebellar vermis, brainstem, and fourth ventricle through the foramen magnum