The Causes of Mesothelioma In general, cancer occurs when cell DNA mutation. This mutation makes the cells continued togrow and flourish while others have normal cell cycles of life and death. Accumulation of cancercells can form a malignant tumor.It is unclear what causes the initial genetic mutations that lead to mesothelioma althoughscientists identify factors that may increase the risk. Cancer may result from a combination of several factors, such as heredity, environment, health condition and lifestyle. Benign pleural mesothelioma Benign tumors that form in the chest sometimes called benign mesothelioma. But the term ismisleading. Benign mesothelioma is not started on the same cell where the cancer is formed.And in some cases kacil, benign mesothelioma can be very aggressive. For this reason, somedoctors now prefer to call this tumor as a solitary fibrous tumor.Solitary fibrous tumors usually do not cause signs and the symptoms. It is unclear what causedthe solitary fibrous tumor, but tumors are associated with asbestos contamination pollutants.Treatment for solitary fibrous tumors usually includes surgery procedures.