Cervical myelopathy. what is it?

Spinal cord problem: In broad terms, it means the spinal cord in the neck area is not working properly. Symptoms (problems) a person may experience include loss of hand strength & dexterity (trouble writing, typing, opening jars, buttoning clothes), numbness or tingling in arms, hands, legs, unsteady gait (walking). It can come from pressure on the cord, but also some infections & other conditions. It is serious.

Cord dysfunctional : The spinal cord malfunctions and there are multiple reasons including cord compression from things compressing it, expanding it or even stretching it or conditions that cause changes within the cord itself like irradiation.