Patients often ask doctors whether tumors are hereditary and whether they can be prevented. A large number of medical practices have found that genetic factors do play a certain role in the occurrence of cancer. Is lymphoma hereditary? Lymphoma has a certain relationship with genetics, but not all lymphoma is hereditary. It is transformed from normal cells. The division of cancer cells is like a wild horse that is difficult to control. When the number of cancer cells in human cells exceeds 1 million, some symptoms of cancer will occur. For example, viruses, radiation, and chemicals act on the DNA in the cells, causing changes in its structure or function, which leads to changes in metabolism and cell proliferation, and then become cancer cells. DNA is the basic substance of heredity. Once DNA changes, it will be passed on to the next generation. In this sense, lymphoma is related to heredity. It is currently believed that this may be caused by chromosomal aberration. For example, there are many smokers, but only a small number of them get lung cancer. In addition to being related to the length of time they smoke, it is also related to the individual's physique and other factors that cause cancer. That is, the occurrence of cancer is determined by internal and external factors. Cancer physique only has certain internal factors. If external carcinogenic factors such as radiation and smoking are added, cancer will occur. Therefore, each cell in the normal human body has 46 chromosomes. Various carcinogenic factors can cause chromosomal aberrations, making the chromosomes different from normal cells in number and shape. This chromosomal aberration is sometimes inherited by offspring, making the next generation likely to develop cancer. People who have the possibility of developing cancer do not necessarily actually get cancer, but they just have a higher chance of getting cancer than ordinary people. Cancer and heredity do have a certain relationship. People with a family history of cancer should realize that although they may have a predisposition to cancer due to heredity, it does not mean that they will actually get cancer, and they should avoid unnecessary fear; on the other hand, they should pay more attention to cancer prevention and strive for early detection, early diagnosis and early treatment. |
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