Why do cancer cells remain in the body despite treatment?
Cancer is a very dangerous disease. According to the Global cancer Observatory (Globocan), 1.9 crore people in the world fall prey to cancer every year. india is at number three after china and America. According to WHO, about 1 crore people in the world lose their lives due to cancer every year. In 2019, about 21% more deaths occurred due to cancer as compared to the year 2010. However, if cancer is identified on time, then its treatment is possible. But cancer cells cannot be completely eradicated. Its dangerous cells remain in the body. Let us know the reason for this and the effective treatment.
How dangerous are cancer cells?
Cancer occurs due to the abnormal growth of cells. Actually, the cells in our body grow in a pattern and die on their own after some time. These dead cells are replaced by new and healthy cells, but when cancer occurs, the controlling effect of the cells is lost, due to which they start growing in an uncontrolled manner.
Cancer cells can remain in the body even after treatment.
Cancer is divided into four stages based on where it has occurred and how much it has grown. The method of treatment is also done accordingly. The sooner this disease is detected, the greater is the possibility of recovery. However, sometimes even after treating cancer, its cells can remain in the body and emerge again. This is because it is very difficult to eliminate them completely.
Why do cancer cells remain in the body despite treatment?
Cancer cells remain in the body because these cells grow very fast and the body's immune system is unable to recognize them. These cells can be in any part of the body, such as blood, brain, bone, etc. When cancer is treated, an attempt is made to eliminate these cells, but some cells may remain.
Ways to eliminate cancer cells
1. Chemotherapy - This is a medicine that kills cancer cells.
2. Radiotherapy - This is a technique that uses radiation to kill cancer cells.
3. Surgery - This is a process in which cancer cells are removed from the body.
4. Immunotherapy - This is a technique that helps the body's immune system to eliminate cancer cells.
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