Abstract
The purpose of this study is examine symptoms of temporomandibular joint. A chinico-statistical study was made in 126 cases of mandibular fracture, and prognostic investigation by questionnaire was performed in 55 cases.
1. Of all mandibular fracture cases, 46 cases (36.5%) were condylar fractures.
2. On condylar fractures, the average of age was younger, and the proportion of female patients was higher than body fractures.
3. The most common causes of body fractures were traffic accidents, but cases of condylar fracture were fall.
4. On follow up study, recovery of mouth open rages were good results. but many patients complain for pain and TMJ sound.
5. Estimation for prognosis was performed on the basis of “prognosis score”. At body fractures, TMJ sound was observed more than condyle fractures.
