the evaluation of plaque and tooth decay represents the oral health status of society. lack of oral hygiene, can adversely affect the health of students. this study was designed with the aim to determine the oral- dental health status of the first grade guidance students in hamadan: using health belief model (hbm). this was a descriptive- analytical study which was conducted on 268 students of ...

background: bacteria in dental plaque are one of the main factors causing periodontal disease. the aim was to evaluate and compare the effectiveness of antimicrobial dentifrices with herbal extracts and conventional toothpaste with no antimicrobial action for improvement of oral hygiene  and reduction of gingival inflammation. methods: 48 volunteers with chronic marginal gingivitis were randoml...

o bjectives: gastric infection with helicobacter pylori may be one of the main causes of halitosis. this study was performed to evaluate the relationship of heli- cobacter pylori infection with halitosis. materials and methods : this case control study was performed on 44 dyspeptic patients with a mean age of 34.29±13.71 years (range 17 to 76 years). the case group included 22 patients with hal...

purpose : to assess the results of brachytherapy in patients with recurrent or incomplete excised conjunctival squamous cell carcinoma (scc) and malignant melanoma. methods : three patients underwent brachytherapy of one eye and one patient underwent brachytherapy of both eyes with ruthenium-106 (ru-106) plaques, all of them had a history of incomplete resection or recurrence of the tumor after...

Introduction:Many different kinds of chewing gum can increase the flow of saliva, and they have been proven to have anti-bacterial effects as well. The aim of this study was to compare the effect of natural turpentine and synthetic sugar-free gums on dental plaque pH after a sucrose challenge. Methods: This randomized clinical trial was conducted on 15 subjects, who refrained from oral hygiene ...