نتایج جستجو برای: fluorosis
تعداد نتایج: 1317 فیلتر نتایج به سال:
BACKGROUND For many years, topical use of fluorides has gained greater popularity than systemic use of fluorides. A possible adverse effect associated with the use of topical fluoride is the development of dental fluorosis due to the ingestion of excessive fluoride by young children with developing teeth. OBJECTIVES To describe the relationship between the use of topical fluorides in young ch...
The familial pituitary or central diabetes insipidus (DI) is a relatively rare condition with variable onset, from birth to several years of age and variable severity within a family and in individuals over time(l). Severe dehydration and growth retardation, though rare are known compilations of DI. However, dental fluorosis as a complication of DI has been described in the literature only in t...
The combustion of high fluoride-content coal as an energy resource for heating, cooking, and food drying is a major exhaust emission source of suspended particulate matter and fluoride. High concentrations of these pollutants have been observed in indoor air of coal-burning families in some rural areas in China. Because airborne fluoride has serious toxicological properties, fluoride pollution ...
Evolution of caries and fluorosis in schoolchildren of the Canary Islands (Spain): 1991, 1998, 2006.
The aim of this work is to assess the evolution of caries and fluorosis prevalence and indices at 7 and 12 years of age in the Canary Islands through three cross epidemiological studies conducted in 1991, 1998 and 2006. The three studies followed a similar methodology, using the WHO diagnosis criteria and indications, except for the assessment of fluorosis, which was measured with the "Thylstru...
OBJECTIVES To determine the dental caries experience in relation to the severity of dental fluorosis and; to evaluate the dietary snacking habits of adolescents. DESIGN A descriptive cross-sectional study. SETTING A peri-urban primary school in Nairobi, Kenya. SUBJECTS Two hundred and seventy five adolescents aged 13-15 years among whom 128 were males and 149 were females. RESULTS Two h...
OBJECTIVE To assess the prevalence and type of fluorosis among children from randomly selected villages of Chhattisgarh, and its relationship with fluoride levels in drinking water. METHODS A community based door-to-door survey was conducted in the sampled villages of seven districts of Chhattisgarh state during the year 2013-14. The field case definitions were used for labelling types of flu...
AIM To assess the prevalence of dental caries and dental fluorosis among 13- to 15-year-old school children in Panyam, Andhra Pradesh, India. MATERIALS AND METHODS The cross-sectional study was conducted among 202 school children and were examined for dental fluorosis and dental caries. RESULTS This study shows that male students have a decrease in DMFT (Decayed, missing, filled, teeth) ind...
This study was designed to investigate the serum copper (Cu), zinc (Zn), manganese (Mn), and magnesium (Mg) status in a group of subjects with chronic fluorosis. Fifteen subjects diagnosed with fluorosis who live near Van, Turkey in the fluoride-polluted volcanic Tendurek Mountain region (altitude ca. 2000 m) were randomly selected to represent the fluorotic group. Fifteen healthy individuals l...
An epidemiological survey carried out in a village of Mandla district of Madhya Pradesh revealed a high prevalence of genu valgum(51.1%) and dental fluorosis (74.4%) among the children below 20 years. Notably, 16.3% children below 10 years were affected and fluorosis was documented with deep bore well water (more than 43 meters deep) consumption. However, it is generally believed that supply of...
background and aims. fluorosis is defined as a sort of enamel hypocalcification. clinical features of fluorosis vary from thin white lines on the enamel to chalky and opaque enamel. the enamel may be destroyed after tooth eruption. various prevalence rates have been reported in different populations. major contributing factors are temperature, altitude and hygienic trends. the aim of this study...
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