Trigeminal-mediated Headshaking

Trigeminal-mediated headshaking is characterized by uncontrollable shaking, flicking, or jerking of the head, sometimes violently, without any apparent cause.

Cervical Vertebral Compressive Myelopathy (CVCM)

Cervical vertebral compressive myelopathy (CVCM or CVM) is a developmental defect of the vertebrae in the neck that leads to compression of the spinal cord and damage to spinal cord tracts.