This is retrospective study about nature and severity of mandibular fractures based on a series of 349 patients with mandibular fractures who treated as in-patient at Soonchun-hyang Cheonan Hospital during the period of Jan. 1990 through Dec.
1994.
@ES The results obtained are as follows:
@EN 1. In respect of incidence, there was highest frequency in 1992 and there were high frequency may and September. The ratio of man to momen was 3.57 : 1 By age, the second decade was the top of all group.
2. The most frequent cause was the traffic accident.
3. The most common location was symphsis and follwed by angle, body, condyle.
4. The most frequent type of fracture was simple and follwed by compound-commuited, compound simple.
5. The most frequent associated oral and maxillofacial injuries was tooth and alveolar bone injuries. and the most frequency associated injuries was extremity injuries.
6. In A.I.S. of oral and maxiilofacial area, the mean score of A.I.S. was 3 in the autobicycle, bicycle, other traffic accident. In I.S.S. the high mean score in the autobicycle, bicycle, passenger, pedestrian traffic accidnet
7. In respect of treatment, the frequency of open reduction was 236 patients The most common method of open reduction was CR+OR-RIF.
8. The incidence of complication was 16.8% and most common complications was neuromuscular disturbance and infection.
9. The most frequent mental state at the time of vist was alert and the frequency of death was 20 patients. The most common treatment of emergency room was wound closure.
|