Sunday, April 24, 2011

CAUSES OF MALIGANT MESOTHELIOMA or ROLE OF ASBESTOS IN MESOTHELIOMA

It was said that mesothelioma is widely seen among the people who work inside the environment which was surrounded by the asbestos. Inhaling asbestos for a long period of time may results in maligant mesothelioma. Asbestos a very popular mineral are now a days widely used in daily life. You can found it in commercial as well as in household places. Breathing this asbestos will result in cancerous tumor of mesothelioma. Asbestos is very soft and too flexible and is utilized by variety of things. The major use for this mineral is for insulation. This mineral is fire resistance but it is too dangerous when it enters the body. In the era of 1920s, an English doctor made the first diagnosis of asbestosis, and this was followed by a study which showed that 25% of English asbestos workers showed signs of a related lung disease and mesothelioma. Cement, roofing shingles and insulation, hair dryers, automobile brake pads and pipe insulation are the few examples which has asbestos. The basic chemical structure of asbestos is (SiO4). Chemical formulae for the asbestos types are amosite ([Mg,FE]7Si8O22[OH]2)n; chrysotile Mg3Si2O5[OH]4); crocidolite ([NaFe32+Fe23+Si8O22(OH)2]n); tremolite ([Ca2Mg5Si8O22(OH)2]n; actinolite ([Ca2(Mg,Fe)5Si8O22(OH)2]n; and anthophyllite ([(Mg,Fe)7Si8O22(OH)2]n.

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