Radiculitis,alsoknownasapinchednerve,isaninflammationoftherootofaspinalnervethatcausespainandnumbnessradiatingdowntheaffectedlimb.Thistermusuallyappliestothatportionoftherootthatliesbetweenthespinalcordandtheintervertebralcanalofthespinalcolumn.
Cervicalradiculopathyisnervepaincausedbypressureonthespinalnerverootsintheneckregion.
Lumbarradiculopathyisnervepaininthelowerbackcausedbymusclespasmsorbynerverootirritationfromthe