[Incidence of impacted wisdom teeth and complication in Thai community].

A prospective study of mandibular third molar wisdom teeth including the type, age groups, presurgical and post surgical problem of the 175 Thai patients (184 teeth) was analysed. The patients were male 54.86% female 45.17%. The youngest patient was 16 years old and the oldest patient was 56 years old. The age group 16-24 years was found largest (48.57%). The mesioangular impaction was found 62.5%, vertical impaction 18.47, horizontal impaction 17.39% disto-angular impaction 1.09%, buccolingual impaction 0.54% respectively. The presurgical symptoms were pain, headache, joint pain, mastoid pain, infection, food impaction and orthodontic need. The postsurgical complication rate overall 6.86% that include dry socket 2.86%, bleeding 2.29% and infection 1.14%, dysesthesia 0.57%.