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Showing posts from February, 2020

Bleaching And Whitening Agents

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Dental bleaching also known as tooth whitening , is a common procedure in general dentistry but especially in the field of cosmetic dentistry. A child's deciduous teeth are generally whiter than the adult teeth. As a person ages the adult teeth often become darker due to changes in the mineral structure of the tooth, as the enamel becomes less porous. Teeth can also become stained by bacterial pigments, foodstuffs and tobacco. Certain antibiotic medications (like tetracycline) can also lead to teeth stains or a reduction in the brilliance of the enamel. There are two methods to whiten teeth-bleaching gel and laser bleaching. Traditionally, at-home whitening is done with bleaching gel which is applied to the teeth using thin guard trays. Oxidizing agents such as hydrogen peroxide or carbamide are utilised to lighten the shade of the tooth. The oxidizing agents oxidize the porosities in the rod-like crystal structure of interprismatic stain deposits; over a period of time, th...

Keeping your teeth clean!

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The IDA, recommends, the following, for good oral, hygiene: Brush your teeth twice a day with a fluoride toothpaste. Replace your toothbrush every three or four months, or sooner if the bristles are frayed. A worn toothbrush won't do a good job of cleaning your teeth. Clean between teeth daily with floss or an interdental cleaner. Decay-causing bacteria still linger between teeth where toothbrush bristles can't reach. This helps remove plaque and food particles from between the teeth and under the gum line. Eat a balanced diet and limit between-meal snacks. Visit your dentist regularly for professional cleaning and oral check ups. Antimicrobial mouth rinses and toothpastes reduce the bacterial count and inhibit bacterial activity in dental plaque, which can cause gingivitis, an early, reversible form of periodontal (gum) disease.Fluoride mouth rinses help reduce and prevent tooth decay. Clinical studies have demonstrated that use of a fluoride mout...

Oral Cancer

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India has one of the highest incidences of Oral cancer in the world. The high incidence of oral cancer and oral pre-cancerous lesions in India has long been linked with the habit of betel quid chewing incorporating tobacco. Oral cancer ranks number one among men and number three among women in India. Oral cancer constitutes 12% of all cancers in men and 8% all cancers among women. Oral cancer is a major health problem in India.In India it is estimated that among the 400 million individuals aged 15 years and over 47% use tobacco in one form or the other there are many interesting forms of tobacco use in India eg. Reverse smoking. Annual incidence rate is estimated to be 64.460. However total number of cases at any given will be 2.5 to 3 times higher than this number. It is unfortunate that so far no proper epidemiological data on this disease is available in India. Information currently available is mostly on the basis of crude incidence rate available from three metropol...