Orotracheal intubation and temporomandibular disorder: a longitudinal controlled study

• Published in: Brazilian journal of anesthesiology (Elsevier) 2016-03, Vol.66 (2), p.126-132
• Main Authors: Battistella, Cláudia Branco, Machado, Flávia Ribeiro, Juliano, Yara, Guimarães, Antônio Sérgio, Tanaka, Cássia Emi, de Souza Garbim, Cristina Talá, de Maria da Rocha Fonseca, Paula, Sanches, Monique Lalue
• Format: Article
• Language: English
• Subjects: Anestesia geral; ANESTHESIOLOGY; Dor orofacial; General anesthesia; Intubation; Intubação; Myofascial pain syndromes; Orofacial pain; Síndrome da dor miofascial; Temporomandibular joint disorders; Transtornos da articulação temporomandibular
• ISSN: 0104-0014; 1806-907X; 0104-0014; 1806-907X
• DOI: 10.1016/j.bjane.2014.06.008

To determine the incidence of signs and symptoms of temporomandibular disorder in elective surgery patients who underwent orotracheal intubation. This was a longitudinal controlled study with two groups. The study group included patients who underwent orotracheal intubation and a control group. We used the American Academy of Orofacial Pain questionnaire to assess the temporomandibular disorder signs and symptoms one-day postoperatively (T1), and the patients’ baseline status prior to surgery (T0) was also recorded. The same questionnaire was used after three months (T2). The mouth opening amplitude was measured at T1 and T2. We considered a p value of less than 0.05 to be significant. We included 71 patients, with 38 in the study group and 33 in the control. There was no significant difference between the groups in age (study group: 66.0 [52.5–72.0]; control group: 54.0 [47.0–68.0]; p=0.117) or in their belonging to the female gender (study group: 57.9%; control group: 63.6%; p=0.621). At T1, there were no statistically significant differences between the groups in the incidence of mouth opening limitation (study group: 23.7% vs. control group: 18.2%; p=0.570) or in the mouth opening amplitude (study group: 45.0 [40.0–47.0] vs. control group: 46.0 [40.0–51.0]; p=0.278). At T2 we obtained similar findings. There was no significant difference in the affirmative response to all the individual questions in the American Academy of Orofacial Pain questionnaire. In our population, the incidence of signs and symptoms of temporomandibular disorder of muscular origin was not different between the groups. Determinar a incidência de sinais e sintomas de disfunção temporomandibular (DTM) em pacientes de cirurgia eletiva submetidos à intubação orotraqueal. Estudo longitudinal controlado com dois grupos. O grupo de estudo incluiu pacientes que foram submetidos à intubação orotraqueal e um grupo controle. Usamos o questionário da Academia Americana de Dor Orofacial (AAOP) para avaliar os sinais e sintomas da DTM no primeiro dia de pós-operatório (T1), e os estados basais dos pacientes antes da cirurgia (T0) também foram registrados. O mesmo questionário foi usado após três meses (T2). A amplitude da abertura bucal foi medida em T1 e T2. Consideramos um valor-p inferior a 0,05 como significativo. No total, 71 pacientes foram incluídos, com 38 pacientes no grupo de estudo e 33 no grupo controle. Não houve diferença significativa entre os grupos quanto à idade (grupo de est