Can the severity of orofacial myofunctional conditions interfere with the response of analgesia promoted by active or placebo low-level laser therapy?

References

• Ohrbach R, Dworkin SF. The evolution of TMD diagnosis: past, present, future. J Dent Res. 2016;95(10):1093–1101.
   PubMed Web of Science ®Google Scholar
• Slade GD, Ohrbach R, Greenspan JD, et al. Painful temporomandibular disorder: decade of discovery from OPPERA Studies. J Dent Res. 2016;95(10):1084–1092.
   PubMed Web of Science ®Google Scholar
• Scrivani SJ, Heith DA, Kaban LB. Temporomandibular disorders. N Engl J Med. 2008;359:2693–2705.
   PubMed Web of Science ®Google Scholar
• Nilsson IM, Drangsholt M, List T. Impact of temporomandibular disorder pain in adolescents: differences by age and gender. J Orofac Pain. 2009;23(2):115–122.
   PubMedGoogle Scholar
• Manfredini D, Piccotti F, Ferronato G, et al. Age peaks of different RDC/TMD diagnoses in a patient population. J Dent. 2010;38(5):392–399.
   PubMed Web of Science ®Google Scholar
• Douglas CR, Avoglio JLV, de Oliveira H. Stomatognathic adaptive motor syndrome is the correct diagnosis for temporomandibular disorders. Med Hypotheses. 2010;74(4):710–718.
   PubMed Web of Science ®Google Scholar
• De Felício CM, Medeiros APM, De Oliveira MM. Validity of the protocol of oro-facial myofunctional evaluation with scores for young and adult subjects. J Oral Rehabil. 2012;39(10):744–753.
   PubMed Web of Science ®Google Scholar
• Cetiner S, Kahraman S, Yücetas S. Evaluation of low-level laser therapy in the treatment of temporomandibular disorders. Photomed Laser Surg. 2006;24(5):637–641.
   PubMed Web of Science ®Google Scholar
• Carrasco TG, Mazzetto MO, Mazzetto RG, et al. Low intensity laser therapy in temporomandibular disorder: a phase II double-blind study. Cranio®. 2008;26(4):274–281.
   Google Scholar
• Venezian GC, Da Silva MA, Mazzetto RG, et al. Low-level laser effects on pain to palpation and electromyographic activity in TMD patients: a double-blind, randomized, placebo-controlled study. Cranio®. 2010;28(2):84–91.
   Web of Science ®Google Scholar
• Gökçen-Röhling B, Kipirdi S, Baca E, et al. Evaluation of orofacial function in temporomandibular disorder patients after low-level laser therapy. Acta Odontol Scand. 2013;71(5):1112–1117.
   PubMed Web of Science ®Google Scholar
• Já S-B, de Menezes RF, Teixeira CE, et al. Evaluation of low-level laser therapy in patients with acute and chronic temporomandibular disorders. Lasers Med Sci. 2013;28(1):57–64.
   PubMed Web of Science ®Google Scholar
• Sayed N, Murugavel C, Gnanam A. Management of temporomandibular disorders with low level laser therapy. J Maxillofac Oral Surg. 2014;13(4):444–450.
   PubMedGoogle Scholar
• Sancakly E, Gökçen-Röhlig B, Balik A, et al. Early results of low-level laser application for masticatory muscle pain: a double-blind randomized clinical study. BMC Oral Health. 2015;15(1):131.
   PubMedGoogle Scholar
• Herpich CM, Leal-Junio ECP, Gomes CAFP, et al. Immediate and short-term effects of phototherapy on pain, muscle activity, and joint mobility in women with temporomandibular disorders: a randomized, double-blind, placebo-controlled, clinical trial. Disabil Rehabil. 2017 June 11;1–7. Epub.
   Web of Science ®Google Scholar
• Chen J, Huang Z, Ge M, et al. Efficacy of low-level laser therapy in the treatment of TMDs: a meta-analysis of 14 randomised controlled trials. J Oral Rehabil. 2015;42(4):291–299.
   PubMed Web of Science ®Google Scholar
• Melchior MO, Venezian GC, Machado BC, et al. Does low intensity laser therapy reduce pain and change orofacial myofunctional conditions? Cranio®. 2013;31(2):133–139.
   Google Scholar
• Pehling J, Schiffman E, Look J, et al. Interexaminer reliability and clinical validity of the Temporomandibular Index: a new outcome measure for temporomandibular disorders. J Orofac Pain. 2002;16(4):296–304.
   PubMed Web of Science ®Google Scholar
• De Felício CM, Ferreira CL, Medeiros AP, et al. Electromyographic indices, orofacial myofunctional status and temporomandibular disorders severity: a correlation study. J Electromyogr Kinesiol. 2012;22(2):266–272.
   PubMed Web of Science ®Google Scholar
• Ferreira CL, Machado BC, Borges CG, et al. Impaired orofacial motor functions on chronic temporomandibular disorders. J Electromyogr Kinesiol. 2014;24(4):565–571.
   PubMed Web of Science ®Google Scholar
• Da Cunha LA, Firoozmand LM, da Silva AP, et al. Efficacy of low-level laser therapy in the treatment of temporomandibular disorder. Int Dent J. 2008;58(4):213–217.
   PubMed Web of Science ®Google Scholar
• Magri LV, Carvalho VA, Rodrigues FC, et al. Effectiveness of low-level laser therapy on pain intensity, pressure pain threshold, and SF-MPQ indexes of women with myofascial pain. Lasers Med Sci. 2017;32(2):419–428.
   PubMed Web of Science ®Google Scholar
• Oken BS. Placebo effects: clinical aspects and neurobiology. Brain. 2008;131(11):2812–2823.
   PubMedGoogle Scholar
• Colagiuri B, Schenk LA, Kessler MD, et al. The placebo effect: from concepts to genes. Neuroscience. 2015;29(307):171–190.
   Google Scholar
• De Moraes Maia ML, Ribeiro MA, Maia LG, et al. Evaluation of low-level laser therapy effectiveness on the pain and masticatory performance of patients with myofascial pain. Lasers Med Sci. 2014;29(1):29–35.
   PubMed Web of Science ®Google Scholar
• Iyomasa MM, Rizzi EC, Leão JC, et al. Zymographic and ultrastructural evaluations after low-level laser irradiation on masseter muscle of HRS/J strain mice. Lasers Med Sci. 2013;28(3):777–783.
   PubMed Web of Science ®Google Scholar
• Desiderá AC, Nascimento GC, Gerlach RF, et al. Laser therapy reduces gelatinolytic activity in the rat trigeminal ganglion during temporomandibular joint inflammation. Oral Dis. 2015;21(5):652–658.
   PubMed Web of Science ®Google Scholar
• Machado BC, Mazzetto MO, da Silva MA, et al. Effects of oral motor exercises and laser therapy on chronic temporomandibular disorders: a randomized study with follow-up. Lasers Med Sci. 2016;31(5):945–954.
   PubMed Web of Science ®Google Scholar
• Melchior MO, Machado BC, Magri LV, et al. Effect of speech-language therapy after low-level laser therapy in patients with TMD: a descriptive study. Codas. 2016;28(6):818–822.
   PubMed Web of Science ®Google Scholar