CANCER in Form

Instructions and help about CANCER IN

[Music] lung cancer kills more people than any other form of chima about nine out of ten people die within five years of being diagnosed with the disease if the cancer is caught very early most patients could be cured but doctors struggled to diagnose early because there are no symptoms until the cancer is in its late stages and has spread to other organs some experts think that doctors should screen people at high risk to find lung cancer before symptoms appear [Music] the National lung screening trial in America subjected 53,000 current and former heavy smokers to either x-ray or computed tomography scans every year for three years its results reported in 2011 found that screening with CT scans did save lives but there was a problem too many of the lumps found during the screening were not cancer this is known as a false positive false positives can harm patients who undergo dangerous follow-up procedures such as biopsies even if they do not have cancer it can also affect their menta