A blood test can determine whether memory loss is caused by Alzheimer’s disease with more than 90 percent accuracy, according to a new study published Sunday. A group of researchers at Lund University ...

Note: specificity including non-advanced findings includes colonoscopy results that were negative for cancer or advanced precancer upon histopathological review; specificity including no findings ...

While not a perfect alternative to colonoscopies, experts hope the test could lead to more people getting screened for colorectal cancers. By Gina Kolata The Food and Drug Administration on Monday ...