What is the exact definition of cancer?

Cancer is a disease in which some of the body’s cells grow uncontrollably and spread to other parts of the body. Cancer can start almost anywhere in the human body, which is made up of trillions of cells.

What is the real definition of cancer?

(KAN-ser) A term for diseases in which abnormal cells divide without control and can invade nearby tissues. Cancer cells can also spread to other parts of the body through the blood and lymph systems.

What are the following types of cancer?

Four main types of cancer are:

  • Carcinomas. A carcinoma begins in the skin or the tissue that covers the surface of internal organs and glands. …
  • Sarcomas. A sarcoma begins in the tissues that support and connect the body. …
  • Leukemias. Leukemia is a cancer of the blood. …
  • Lymphomas.

What are 5 main types of cancer?

The major types of cancer are carcinoma, sarcoma, melanoma, lymphoma, and leukemia. Carcinomas — the most commonly diagnosed cancers — originate in the skin, lungs, breasts, pancreas, and other organs and glands. Lymphomas are cancers of lymphocytes. Leukemia is cancer of the blood.

How many cancer do we have?

There are more than 100 types of cancer, and some are more common than others, depending on things like your age, gender, and racial or ethnic group. (For example, prostate cancer only affects men, and breast cancer is far more likely in women.)

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What are two types of cancer?

The main types of cancer

  • carcinoma – this cancer begins in the skin or in tissues that line or cover internal organs. …
  • sarcoma – this cancer begins in the connective or supportive tissues such as bone, cartilage, fat, muscle or blood vessels.
  • leukaemia – this is cancer of the white blood cells.

Does cancer grow?

Even if one cancer cell is left behind, it can grow and divide to become a new tumour. A new tumour can start to grow in the same area of the body where the cancer first started, or the cancer may have spread through the blood or lymphatic system to another part of the body, where it grows into a new tumour.