The U.S. is preparing to launch trials of blood tests that can improve the detection of multiple kinds of cancer,
by MIT Technology Review. The trial, which will be conducted by the National Cancer Institute, will test the efficacy of various blood tests in detecting cancer in 24,000 healthy participants over four years.The majority of the multi-cancer early detection tests function by searching for tumor cell remnants that explode after being attacked by the immune system. Debris from dead tumors can be found in the bloodstream, where it can be identified as a cancer warning before symptoms appear.
The only test that is currently used in the U.S. is the Galleri, which claims to detect more than 50 cancer types. However, it has some downsides, such as not having FDA approval. Therefore, it's not covered by most insurance and costs $949.According to new data shared by the test's developers, in a group of around 6,600 people who were believed to be healthy, the test discovered 35 cases of cancer, 26 of which were cancers not regularly checked for.the organ where the cancer is in.
False positives are also a problem for cancer screening, which is intended to involve sorting through a large number of healthy tests in order to detect cancer. Another danger is rushing. Even while some tumors never spread or become life-threatening, early discovery may prompt harsh treatment options like chemotherapy.results for cancer. Since companies flood the market with new tests, the NIC trial should provide a standard approach to launching cancer screening research.
"I don't think most companies tend to want to compare their tests head to head," says Timothy Rebbeck, a professor of cancer prevention at Harvard. "It's expensive and difficult. So somebody else, a neutral party like the NCI, needs to.", liver, and ovarian cancer, which are fatal and do not have any other screening options. "It seems very realistic to me to think that we could reduce death by half," he concludes.
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