Herniation refers to the bulging or protrusion of tissue or an organ through an abnormal opening or hole in a body part where it is not supposed to be. Full definition
Hemilaminectomy This is most commonly performed on disk herniations in the thoracolumbar area. (vin.com)
He's currently on the Mets» 60 - day disabled list due to a cervical disc herniation in his neck, and has yet to play in 2017. (sbnation.com)
The malformation is comparable to the Chiari type I malformation described in people and includes a congenital malformation of the occipital bone, resulting in a crowded caudal fossa and cerebellar herniation at the foramen magnum. (merckvetmanual.com)