Cervical spinal cord cavernous disease can be treated, and through aggressive surgical treatment, symptoms can usually be controlled or even partially improved, but not completely cured. Cervical spinal cord cavernous disease is usually caused by subcerebellar tonsillar herniation malformations or complex skull base malformations, and it is a complication of these diseases. Patients may show atrophy of the earthworm and interosseous muscles of both hands, and claw shaped hands may appear. The principle of treatment should be to deal with the primary disease, especially the skull base deformity and cerebellar tonsillar hernia, and actively do the reconstruction of the skull base, the occipital foramen magnum biting open, the dura mater repair, and at the same time biting off the first and the second cervical vertebrae spinous process.