cerebellar tonsilの例文

• One study showed little difference in cerebellar tonsil position between standard recumbent MRI and upright MRI for patients without a history of whiplash injury.
• The currently accepted radiographic definition for a Chiari malformation is that cerebellar tonsils lie at least 5mm below the level of the foramen magnum.
• By convention the cerebellar tonsil position is measured relative to the basion-opisthion line, using sagittal T1 MRI images or sagittal CT images.
• In Pseudo-Chiari Malformation, Leaking of CSF may cause displacement of the cerebellar tonsils and similar symptoms sufficient to be mistaken for a Chiari I malformation.
• Elongation of the cerebellar tonsils can, due to pressure, lead to this portion of the cerebellum to slip or be pushed through the foramen magnum of the skull resulting is tonsillar herniation.
• Cerebellar tonsillar ectopia ( CTE ) is a term used by radiologists to describe cerebellar tonsils that are " low lying " but that do not meet the radiographic criteria for definition as a Chiari malformation.
• With Austrian pathologist, Hans Chiari, his name is lent to a condition known as Arnold Chiari malformation, a disorder that takes place when the cerebellar tonsils and the medulla oblongata protrude through the foramen magnum into the spinal canal, without displacing the lower brain stem.