نتایج جستجو برای: fluorosis
تعداد نتایج: 1317 فیلتر نتایج به سال:
BACKGROUND The use of fluorides for caries prevention is well established but is linked with an increased risk of dental fluorosis, some of which may be considered to be aesthetically objectionable. Patient opinion should be considered when determining impact on aesthetics. The aim of this study was to assess participant rating of dental aesthetics (from photographic images) of 11 to 13 year ol...
Fluoride content of drinking water sources in 12 communities North-Eastern states, Nigeria, was investigation. The fluoride concentration analyses were performed using the SPADNS method according to standard for examining and wastewater. range 0.35–3.46 mg/L sources. Notably, with high above World Health Organization (WHO) guideline observed Tumu-2 (2.88 mg/L), Lapan (3.46 Jalingo (1.79 Kaleh (...
It is well known that fluoride (F) poisoning causes anxiety and depression, Agomelatine, an analogue of melatonin, has been reported to be effective on depression. Therefore, the aim this study investigate short-term efficacy Agomelatine application depression caused by F intoxication via Open-Field Hot-Plate tests. Forty male BalB-C mice, aged 5-6 months, constituted research material for stud...
An investigation was made into a disease involving skin pigmentation, keratosis of the hands and feet, dental discoloration, and generalized bone and joint pain, stiffness and rigidity, in the village of Bazhi, Zhijin County, Guizhou Province, People's Republic of China. Measurements were made of the arsenic and fluoride levels of coal, water, air, food, urine and hair in Bazhi and a control vi...
Background. Regarding the lack of comprehensive systematic review on the efficacy of water fluoridation and prevalence of dental fluorosis, the aim of the current research was to systematically study the prevalence of dental fluorosis at different levels of water fluoride in the world and lay emphasis on the amount of fluoride in drinking water. Methods. Studies were searched in PubMed, Scopus,...
This study compared the occurrence of skeletal fluorosis in chronic consumers of locally brewed alcoholic beverages and their matched controls in the Ethiopian Rift Valley. The study revealed that chronic alcohol consumers developed severe forms of crippling skeletal fluorosis quite early in life. The controls were either symptom-free or exhibited mild forms of the fluorosis. The study showed t...
Dental fluorosis is a serious health problem caused by ingestion of fluoride in excess through water, food and air. Fluoride is a controversial trace element, on the one hand for its widely applied beneficial uses, especially in improving dental health and on the other hand for its toxic effects. Fluoride causes dental fluorosis by damaging the enamel-forming cells, called ameloblasts. The dama...
BACKGROUND AND AIMS The aim of the present study was to systematically review fluoride concentration of drinking waters and prevalence of fluorosis in Iran through systematically evaluating results of studies conducted in this regard. MATERIALS AND METHODS In this systematic review study, the required data was collected using keywords including drinking water fluoride, fluoride concentration,...
OBJECTIVES Fluorosis is endemic in many parts of the world. However community studies on MRI features of fluorosis are lacking. The aim of this study was to determine MRI features of spinal changes in a community with endemic fluorosis in the Thar Desert Pakistan. METHODOLOGY Randomly selected adults from the Village Samorindh, district Tharparker, Sindh, Pakistan, with spinal fluorosis diagn...
OBJECTIVES To determine changes in the prevalence of dental fluorosis, and in perceptions of aesthetic concerns due to dental fluorosis after water fluoridation ceased. METHODS Schoolchildren in second and third grades were examined in 1993-94, 1996-97 and 2002-03 to determine changes in the prevalence of dental fluorosis following fluoridation cessation of the public water supplies in 1992. ...
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