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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]
The earliest known descriptions of cancer appear in several papyri from ancient Egypt. The Edwin Smith Papyrus was written around 1600 BC (possibly a fragmentary copy of a text from 2500 BC) and contains a description of cancer, as well as a procedure to remove breast tumours by cauterization, stating that the disease has no treatment. [1]
Cancer frequency. This is a list of countries by cancer frequency, as measured by the number of new cancer cases per 100,000 population among countries, based on the 2018 GLOBOCAN statistics and including all cancer types (some earlier statistics excluded non-melanoma skin cancer).
The objective of cancer screening is to detect cancer before symptoms appear, involving various methods such as blood tests, urine tests, DNA tests, and medical imaging. [1] [2] The purpose of screening is early cancer detection, to make the cancer easier to treat and extending life expectancy. [3] In 2019, cancer was the second leading cause ...
Pancreatic cancer is among the most deadly forms of cancer globally, with one of the lowest survival rates. In 2015, pancreatic cancers of all types resulted in 411,600 deaths globally. Pancreatic cancer is the fifth-most-common cause of death from cancer in the United Kingdom, and the third most-common in the United States.
Worldwide, lung cancer is the most diagnosed type of cancer, and the leading cause of cancer death. In 2020, 2.2 million new cases were diagnosed, and 1.8 million people died from lung cancer, representing 18% of all cancer deaths.
November 29, 2023 at 1:01 PM. Shannen Doherty is sharing some heartbreaking news. The Beverly Hills, 90210 star says her cancer has spread to her bones, but she vows to keep fighting. In an ...
Breast cancer is a cancer that develops from breast tissue. [7] Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, milk rejection, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin. [1] In those with distant spread of the disease, there may be bone pain ...