Signs and Symptoms of Myofascial Pain: An International Survey of Pain Management Providers and Proposed Preliminary Set of Diagnostic Criteria

Dear Editor, We read the article of Rivers et al. [1] with great interest, and we find it a valuable contribution to the literature on the diagnosis of myofascial pain syndrome (MPS). However, we would like to comment upon two issues with respect to this article. The first issue we noticed is that the proposed diagnostic criteria [1] do not require identification of a myofascial trigger point (MTrP). While the criteria require appreciation of a tender point and recognition of pain, this is not the same as an MTrP. There are of course many other etiologies of areas tender to palpation, such as the tender areas of fibromyalgia. Considering that the …