Prevalence of Temporomandibular Joint Disorder among Patients Attending Private Dental College, Chennai

Amit Singh1 , Jayashri Prabakar2 , Revathi Duraisamy3

Indian Journal of Forensic Medicine & Toxicology
Vol. 14 No. 4 (2020): Indian Journal of Forensic Medicine & Toxicology

Temporomandibular joint and muscle disorder commonly called “TMJ ‘’ disorder, are a group of conditionsthat cause pain and dysfunction in the jaw joint and the muscle that control the jaw movement. The generaland clinical consequences of discomfort, pain and disturbance of mastication are similar in most patients.TMD can be caused by injury to the jaw, TMJ or muscles on head and neck, such as from a heavy blow.Other causes includes: Grinding or clenching the teeth (puts a lot of pressure on TMJ), dislocation of thesoft cushion or disc between the ball and socket, presence of osteoarthritis or rheumatoid arthritis in theTMJ, stress which can cause a person to tighten muscles in the face and jaw as to clench the teeth. Somesymptoms of TMD are like - Pain and tenderness, clicking, popping or limited jaw opening or there willbe swelling on the side of the face.Therefore, the aim of this study is to determine the prevalence of TMJdisorder attending private dental colleges in Chennai. Case sheet of all the patients reporting to the OPDof Saveetha Dental College with TMJ problems.The study was conducted between June 2019-March 2020.This university setting study a sample of 61pateints.Data tabulated with parameters of age, gender and TMDtypes Microsoft excel 2016 (microsoft office 10) was used to collect data and later was imported to spsssoftware for statistical analysis. Descriptive statistics having frequency, percentage and chi-square test donefor association.The prevalence of TMD Temporomandibular joint disorder was found to be more amongmales than females. Among the age groups of 11-25 years, 26-40 years and above 40 years, TMJ disorderwas more prevalent between 26-40 years age group (64.41%). Prevalence of TMD Degenerative disorder,Disc condyle disorder and MPDS among them Disc condyle is more common(61.02%) as compared toothers. The association between age and TMD was found to be statistically highly significant using chisquare test (p<0.001).Within the limit of this study,male were more affected and the disc condyle disorderwas more common among study participants in the age group between 26-40 year.