Repetitive transcranial magnetic stimulation in chronic pain: a review of the literature.

Objective: To review the literature on the analgesic effects of repetitive transcranial magnetic stimulation (rTMS) in chronic pain according to different pain syndromes and stimulation parameters.

Data Sources: Publications on rTMS and chronic pain were searched in PubMed and Google Scholar using the following key words: chronic pain, analgesia, transcranial magnetic stimulation, neuropathic pain, fibromyalgia, and complex regional pain syndrome.

Study Selection: This review only included double-blind, controlled studies with >10 participants in each arm that were published from 1996 to 2014 and written in English.