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The committee maintains a list of policies in relation to various types of screening, and attempts to balance the risks against the benefits in each case. Some policies say that screening should be provided for everyone or some people, others that screening is not recommended. Each year it publishes a report reviewing its work. [3]
A full-body scan has the potential to identify disease (e.g. cancer) in early stages, and early identification can improve the success of curative efforts. Controversy arises from the use of full-body scans in the screening of patients who have no signs or symptoms suggestive of a disease. [5]
Claims that breaking bones resulted in bone cancer, for example, have not been proven. [89] Similarly, physical trauma is not accepted as a cause for cervical cancer, breast cancer or brain cancer. [89] One accepted source is frequent, long-term application of hot objects to the body.
Full body CT scans is a type of medical imaging utilized to search for cancer in individuals without clear symptoms. CT scans can pose challenges, especially exposure to ionizing radiation . [ 50 ] However, magnetic resonance imaging (MRI) scans are not associated with a radiation risk, and MRI scans are being evaluated for their use in cancer ...
A full-body scanner is a device that detects objects on or inside a person's body for security screening purposes, without physically removing clothes or making physical contact. Unlike metal detectors , full-body scanners can detect non-metal objects, which became an increasing concern after various airliner bombing attempts in the 2000s.
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Such generic body outlines can be made by Automatic Target Recognition (ATR) software. As of June 1, 2013, all back-scatter full body scanners were removed from use at U.S. airports, because they could not comply with TSA's software requirements. Millimeter-wave full body scanners utilize ATR, and are compliant with TSA software requirements. [12]
Several types of screening exist: universal screening involves screening of all individuals in a certain category (for example, all children of a certain age). Case finding involves screening a smaller group of people based on the presence of risk factors (for example, because a family member has been diagnosed with a hereditary disease).