Diastematomyelia

**Definition:** A condition caused by failure of the spinal cord during the antenatal period. This condition is characterised by separation of the spinal cord into two parts by a rigid or fibrous septum. This condition may present with misformed vertebrae, pain, weakness, impaired gait, sensory changes in the legs, or sphincter disturbance. Confirmation is through observation of a septum-bifurcated spinal cord by imaging.

**Inclusions:** - Split cord malformation