Cancer is a common disease, in most cases, doctors can not provide for his development.
However, according to researchersSome people have a genetic predisposition to certain types of cancer. That is why doctors for suspected cancer and surveys always ask patients if diagnosed oncology their relatives?
Indeed, in medicine there are the so-called cancer families where several generations are diagnosed oncology.This happens in cases where the parent of the child is transferred to the broken copy of the gene. This mutation could ever develop into a tumor in a particular organ. But this does not mean that cancer is inherited, it is important to understand that a child can get a predisposition to such disease, ie, higher chances.
American Association for Cancer recalls that only 5-10 tumors in the world arise from the genetic predisposition, the rest (up to 95%) are associated with environmental factors and lifestyle person.
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