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- www.mayoclinic.org
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Dec 7, 2022 · Overview. Cancer refers to any one of a large number of diseases characterized by the development of abnormal cells that divide uncontrollably and have the ability to infiltrate and destroy normal body tissue. Cancer often has the ability to spread throughout your body. Cancer is the second-leading cause of death in the world.
Feb 1, 2022 · A neoplasm is an abnormal growth of tissue that can be benign (noncancerous) or malignant (cancerous). Benign tumors (noncancerous neoplasms) usually grow slowly and don’t spread. However, malignant tumors (cancerous neoplasms) usually grow rapidly and invade other parts of your body.
May 31, 2022 · Carcinoma is a type of cancer that starts in tissue lining your skin, organs and internal passageways in your body. Most cancer diagnoses are carcinoma.
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Malignant tumors (cancer) can grow quickly and uncontrollably. These tumors can grow and spread into areas close by. Cells from these tumors can break away, travel through blood or lymph system, and begin to grow in other parts of the body. When this happens it is called metastasis.
Jan 17, 2023 · Cancer is a large group of diseases that occur when abnormal cells divide rapidly and can spread to other tissue and organs. These rapidly growing cells may cause tumors. They may also disrupt...
- www.cancer.gov
- › About Cancer
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Oct 11, 2021 · Explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer to grow and spread.
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Dec 3, 2010 · Key facts. Cancer is a leading cause of death worldwide, accounting for nearly 10 million deaths in 2020, or nearly one in six deaths. The most common cancers are breast, lung, colon and rectum and prostate cancers.
- www.cancer.org
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On this page. [ show] Signs and symptoms of cancer depend on where the cancer is, how big it is, and how much it affects nearby organs or tissues. If a cancer has spread ( metastasized ), signs or symptoms may appear in different parts of the body. How does cancer cause signs and symptoms?
- www.cancer.org
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Cancer Types. Whether you or someone you love has cancer, knowing what to expect can help you cope. Here you'll find in-depth information on specific cancer types – including risk factors, early detection, diagnosis, and treatment options.
- www.mayoclinic.org
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Dec 7, 2022 · In most situations, a biopsy is the only way to definitively diagnose cancer. In the laboratory, doctors look at cell samples under the microscope. Normal cells look uniform, with similar sizes and orderly organization. Cancer cells look less orderly, with varying sizes and without apparent organization.
