Occupation as a potential contributing factor for temporomandibular disorders, bruxism, and cervical muscle pain: a controlled comparative study

2015 ◽  
Vol 123 (5) ◽  
pp. 356-361 ◽  
Author(s):  
Alona Emodi Perelman ◽  
Ilana Eli ◽  
Pessia F. Rubin ◽  
Tzvi Greenbaum ◽  
Shimrit Heiliczer ◽  
...  
2005 ◽  
Vol 10 (3) ◽  
pp. 145-152 ◽  
Author(s):  
David K Lam ◽  
Barry J Sessle ◽  
Brian E Cairns ◽  
James W Hu

The purpose of the present review is to correlate recent knowledge of the role of peripheral ionotropic glutamate receptors in the temporomandibular joint and muscle pain from animal and human experimental pain models with findings in patients. Chronic pain is common, and many people suffer from chronic pain conditions involving deep craniofacial tissues such as temporomandibular disorders or fibromyalgia. Animal and human studies have indicated that the activation of peripheral ionotropic glutamate receptors in deep craniofacial tissues may contribute to muscle and temporomandibular joint pain and that sex differences in the activation of glutamate receptors may be involved in the female predominance in temporomandibular disorders and fibromyalgia. A peripheral mechanism involving autocrine and/or paracrine regulation of nociceptive neuronal excitability via injury or inflammation-induced release of glutamate into peripheral tissues that may contribute to the development of craniofacial pain is proposed.


Cephalalgia ◽  
2008 ◽  
Vol 28 (6) ◽  
pp. 619-625 ◽  
Author(s):  
M-R Liljeström ◽  
Y Le Bell ◽  
K Laimi ◽  
P Anttila ◽  
M Aromaa ◽  
...  

The aim of the present study was to study changes in signs and symptoms of temporomandibular disorders (TMD) and factors predicting TMD signs in adolescents with and without headache. A population-based sample ( n = 212) of 13-year-olds with and without headache was re-examined at the age of 16. The study included a questionnaire, face-to-face interview and somatic examination. In addition, a neurological examination, a muscle evaluation and a stomatognathic examination were performed. Significant changes were seen in TMD signs during the follow-up, but TMD signs at the end of the follow-up could not be predicted by baseline headache, sleeping difficulties, depression or muscle pain. TMD signs at the age of 16 were associated with female gender and muscle pain. We conclude that considerable changes in TMD signs occur in the follow-up of adolescents with and without headache. Headache-related TMD are not predictable in adolescents with and without headache.


2013 ◽  
Vol 12 (2) ◽  
pp. 298-304
Author(s):  
Livia Moura Dias ◽  
Itana Lisane Spinato ◽  
Thiago Brasileiro De Vasconcelos ◽  
Danielle Varela Rodrigues ◽  
Raimunda Hermelinda Maia Macena ◽  
...  

Objectives: To verify the effects of the technique of muscle inhibition in individuals with Temporomandibular Disorder (TMD). Methods: A longitudinal, interventional, exploratory, comparative study was conducted of seven female subjects with a mean age of 42.8 (± 19.12) years. Participants were submitted to an active muscle inhibition technique until muscle relaxation occurred. We analyzed pain intensity, range of motion and bite force. Results: The pain decreased after use of the technique(p 0.01) from 6.3 to 2.3; the range of motion showed gains in the opening (p=0.04) and an increase by 2 mm of right laterality(p=0.01) and left laterality (p=0.01), while protrusion was not affected (p=0.35). The bite force increased by 13 mmHg after the use of the technique(p 0.01). Conclusion: The technique of muscle inhibition was responsible for significant reductions in the frequency and intensity of kinesiological episodes and in changes of the functional conditions of patients with TMD.


2016 ◽  
Vol 17 (3) ◽  
pp. 235-239 ◽  
Author(s):  
Mateus Rodrigues Tonetto ◽  
Matheus Coelho Bandéca ◽  
Adriana Santos Malheiros ◽  
Etevaldo Matos Maia Filho ◽  
Letícia Machado Gonçalves ◽  
...  

ABSTRACT Objective The aim of this study was to evaluate the association between tooth loss and the signs and symptoms of temporomandibular disorders (TMDs). Materials and methods One hundred fifty patients with an average age of 49.2 (±14.06) years were divided into three groups (n = 50/group) according to the degree of tooth loss: GI (dentate – control), GII (edentulous), GIII (partially dentate). After performing anamnesis and clinical examination, a questionnaire was used, so that the patients could fill in information on signs and symptoms of TMD. After analyzing this information, it was possible to classify the degree of severity of TMD. As age is a confounding variable to the level of TMD, an analysis of covariance (ANCOVA) was used to check for differences in the degree of TMD between groups (covariate = age). A post hoc test (Bonferroni) was performed to compare the groups two by two (5% significance level). Results The mean level of TMD according to the groups was GI – 1.95; GII – 2.15; GIII – 2.55. There were significant differences between the study groups (p > 0.05). A post hoc test (Bonferroni) confirmed the difference between edentulous patients and the other groups. Conclusion The tooth loss is directly related to the signs and symptoms of TMD. The degree of TMD was significantly higher in edentulous patients. How to cite this article Malheiros AS, Carvalhal ST, Pereira TL, Filho EMM, Tonetto MR, Gonçalves LM, Bandeca MC, De Jesus Tavarez RR. Association between Tooth Loss and Degree of Temporomandibular Disorders: A Comparative Study. J Contemp Dent Pract 2016;17(3):235-239.


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