The presidential primary system has a rich and interesting history in American politics. From the nominations by caucus, in the days of the Founding Fathers, to the most recent contests, we have seen the electoral process go through a dramatic change.
Usually a nerve root block is only carried out when other methods of treatment have tried and failed and any nerve root that is blocked, will have been the most likely originator of pain. The procedure is not undertaken on each particular nerve.
Nerve Root Compression. Herniated discs which compress nerve roots can cause profound neurologic damage, including severe motor and sensory loss. Nerve root compression results in distinctive signs and symptoms that can be traced to the intervertebral level of the compressed nerve root. Patients may report radiating pain, sensory loss and weakness, and may exhibit reduction in or loss of reflexes. Nerve root compression can range from mild to severe.