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Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body. [2] [7] These contrast with benign tumors, which do not spread. [7] Possible signs and symptoms include a lump, abnormal bleeding, prolonged cough, unexplained weight loss, and a change in bowel movements. [1]
His contemporary Nicolaes Tulp believed that cancer was a poison that slowly spreads, and concluded that it was contagious. [6] In the 1600s, cancer was vulgarly called "the wolf[e]". [7] The first cause of cancer was identified by British surgeon Percivall Pott, who discovered in 1775 that cancer of the scrotum was a common disease among ...
Other mutations enable the tumor to grow new blood vessels to provide more nutrients, or to metastasize, spreading to other parts of the body. However, once a cancer is formed it continues to evolve and to produce sub-clones.
Scientists suggest the findings could one day allow doctors to use a blood test to predict how a patient’s cancer may progress. Genetic clues reveal how cancer might grow and spread – study ...
This change enables cancer cells to detach from the primary tumor, invade surrounding tissues, and ultimately spread to distant locations in the body by entering the bloodstream or lymphatic pathways. [16] Cancer cells undergo several changes that enable them to invade surrounding tissues.
“In general, when breast cancer is diagnosed at a more advanced stage, there is an increased risk of it coming back as metastatic cancer in the future, as compared to earlier stages,” said Dr ...
A newly identified colon cancer gene may drive the disease by making the environment in the vicinity of tumors more hospitable to them, researchers say. Why does colon cancer grow so fast? Study ...
Cancer cells are cells that divide continually, forming solid tumors or flooding the blood or lymph with abnormal cells. Cell division is a normal process used by the body for growth and repair. A parent cell divides to form two daughter cells, and these daughter cells are used to build new tissue or to replace cells that have died because of ...