Calcium, through its various channels involves in local, spinal and supra-spinal transmission of pain. In the present study, we investigated the separate and combined treatment effects of verapamil (a calcium channel blocker), morphine (an opioid agonist) and naloxone (an opioid antagonist) on pain in the orofacial region of rats. Orofacial pain was induced by subcutaneous (SC) injection of for...

low-power lasers are a group of lasers with a power less than 500 mw and unlike high-power lasers they have no effect on tissue temperature; they produce light-dependent chemical reactions in tissues. the purpose of this study was to review the clinical applications of these lasers and their success rate in different studies in orofacial pains. the articles with the key word “low level laser th...

The first dilemma of facial pain patients is “who to consult”? Is this a dental problem or a medical one and who will be able to treat it most appropriately? There is no doubt that the dental conditions described by Renton in her first article are best managed by dentists. However, when patients present with persistent pain after dental surgery or due to other causes the boundaries become less ...

introduction: the american academy of orofacial pain defined temporomandibular disorders (tmds) as”a collective term that embraces a number of clinical problems that involve the masticatory muscles, the tmj (temporomandibular joint), and the associated structures”. pain and dysfunctional symptoms or signs such as limitations in opening, asymmetric jaw movements and tmj sounds are the most commo...

orofacial pain can arise from different regions and etiologies. some of the most debilitating pain conditions arise from the structures innervated by the trigeminal system (head, face, masticatory musculature, temporomandibular joint and associated structures). the problem with referred pain is the misdiagnosis and unnecessary therapy directed to the pain location instead of its origin. when cr...

The aim of this study was to establish the prevalence of orofacial pain and its impact on the daily performance of workers in the textile industry in the municipality of Laguna, Brazil. A cross-sectional study involving all workers (n= 267) of the five textile industries of the municipality in 2004 was conducted. Data were obtained through the questionnaire proposed by Locker and Gruska to meas...

We describe a patient with orofacial pain as the presenting symptom caused by a mandibular metastasis from a previously undiagnosed cancer of the prostate. This possibility should be considered in the differential diagnosis of male patients presenting with orofacial pain.

Orofacial pain is a common complaint of patients that causes distress and compromises the quality of life. It has many etiologies including trauma, interventional procedures, nerve injury, varicella-zoster (shingles), tumor, and vascular and idiopathic factors. It has been demonstrated that the sympathetic nervous system is usually involved in various orofacial pain disorders such as postherpet...

Orofacial pain' most commonly occurs due to dental causes like caries, gingivitis or periodontitis. Other common causes of 'orofacial pain' are sinusitis, temporomandibular joint(TMJ) dysfunction, otitis externa, tension headache and migraine. In some patients, the etiology of 'orofacial pain' remains undetected despite optimal evaluation. A few patients in the practice of clinical dentistry pr...