The Journal of the American Dental Association
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General dentists and specialists likely to treat TMD were surveyed to gain information on their understanding of TMD causes, diagnosis and treatment. While the role of psychophysiologic factors in the etiology of TMD has been widely acknowledged in the practicing community, there is still a high level of controversy about the pathophysiologic aspects of TMD and appropriate diagnoses and treatment.
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Concerns about the effects of occupational exposure to nitrous oxide have existed for a decade. Unfortunately, data are lacking that document biologically tolerable exposure levels. Current guidelines regarding use of N2O are reviewed.
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Consistent with chronic pain disorders in other areas of the body, there has been growing attention given to patients with temporomandibular disorders and orofacial pain among health care professionals and the general public. As a result of increased clinical and research activities, significant progress has been made in improving care.