[Effect of verbal explanation in reduction of dental stress before third molar operation]

Background and Objectives: Most people fail to have necessary dental care because they're anxious to go to the dentist due to lack of the knowledge about dental procedures. The aim of this study was to evaluate the effect of verbal explanation in reduction of dental stress before third molar operation

Materials and Methods: This study designed as controlled clinical trial. Totally 60 patients selected from those referred to the oral and maxillofacial surgery department, dental faculty of Tabriz. After verbal expranation, the questionnaire consisted of demographic characteristics [age, education, life status, number of dental visits before surgery] and mean of pain according to visual analogue scale [VAS] was recorded. Data were analyzed by descriptive statistics [mean +/- SD], T-test and chi-square test by using SPSS.20 [P<0.05]

Results: Based on VAS scale, the mean of stress in control group was higher than test group [5.91 vs. 4.22 before surgery] and 5.61 vs. 3.115 after surgery] [P<0.05]. The difference between age, gender, education, life status and hospitalization was not statically significant between the control and test groups

Conclusion: Verbal explanation can reduce the stress level in patients undergoing third molar operation

[Etiology of mid face fractures in patients referred to Imam Reza teaching hospital in 2013]

Background and objectives: Trauma is known as one of the most cause of mortality. Face is directly exposed to the various injuries of its soft tissue and bones structures. The aim of this study was the evaluation of etiology of mid faces fractures in patients

Material and Methods: This research designed as a cross-sectional study and 64 patients which were referred to the department of Oral and Maxillofacial Surgery of Imam Reza teaching hospital were selected. All data were recorded in the special forms as retrospective manner. Data included age, gender, treatment type and symptoms of the trauma. Results were analyzed by descriptive statistics [mean and standard deviation and percent - frequency]

Results: Among 64 patients, 51.6% of fractures were related to the accidents. 87.5% of the patients were male in which most fractures occurred at mean age of 32.2 +/- 13.8 with frequency of 35.9%. Most of the fractures happened in spring and summer

Conclusion: The most common injured site was zygoma bone with the frequency of 87/5%