Nerve blocks and nerve stimulation in headache disorders
Levin M - This article summarizes the techniques, proposed mechanisms, and effectiveness of these commonly used anesthetic procedures and electrical stimulation procedures for head pain conditions. There are unfortunately few controlled studies of nerve blockade and neurostimulation, so, despite numerous positive reports of their usefulness, firm evidence for these procedures is lacking. There is therefore a serious need for randomized, blinded, sham-controlled studies of the nerve block and nerve stimulation procedures which have been reported as potentially helpful for headache and facial pain disorders. [more...]
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