OBJECTIVES The aim of this study is to identify the oral health status as well as oral health practices and access for care of graduating senior high school Tibetan students in Shannan prefecture of Tibet. METHODS Based on standards of the 3rd Chinese National Oral Epidemiological Survey and WHO Oral Health Surveys, 1907 graduating students from three senior high schools were examined for car...

Dental calculus is defined as mineralized dental plaque that formed through the complex interaction between saliva and bacteria which adhere to surface of teeth. The contains sources bacterial genetic material has potential be a source information on ancient human health. Genetic sequences in form DNA are generated series extraction preparation samples prehistoric This research was conducted de...

Optical methods for the detection of carious lesions, calculus and plaque have the advantage of being minimally invasive. The use of endogeneous fluorescence markers like porphyrins could simplify the application of fluorescence techniques in the dental practice. It is known that porphyrins are produced by some of the bacterial species that are present in the oral cavity. Since porphyrins have ...

The standard non-surgical treatment for periodontal disease is supraand subgingival scaling to disrupt and thoroughly remove biofilm, calculus deposits, periodontal pathogens, and debris. Instrumentation options include hand scalers and ultrasonic scalers. Considerations in the choice of method include efficacy, efficiency, safety, patient comfort, and ergonomics. Ultrasonic devices have enable...

OBJECTIVE To assess the relationship between periodontal treatment needs by elderly Brazilians and contextual as well as individual variables. METHODS A cross-sectional study was carried out to assess the need for clinical periodontal treatment, based on National Oral Health Survey (SB Brasil 2010) data on the presence of dental calculus, shallow (3-5 mm) and deep (≥ 6 mm) periodontal pockets...

OBJECTIVE To assess the prevalence of gingival bleeding, calculus and periodontal pockets among 18-year-old males. In addition, to verify whether these conditions are associated with years of education and family income. METHODS A cross sectional survey was carried out. A representative sample of 18-year-old males living in Florianópolis, Brazil, was selected from the Brazilian Army applicant...

BACKGROUND A significant proportion of children in developing countries are having plaque-induced gingivitis. A public health strategy may involve teachers and peer leaders to motivate and train school children for regular and thorough removal of dental plaque. The monitoring and evaluation of such a strategy may require teachers and peer leaders to assess oral hygiene status of children at per...

OBJECTIVE To investigate the oral health status of 18-year-old Iranians in relation to their gender, place of residence and level of education. SUBJECTS AND METHODS Thirty-three calibrated examiners in 2002 collected data as part of a national survey, according to World Health Organization criteria for sampling and clinical diagnoses, across 28 provinces. The study sample was 4,448; male: 2,0...