There really is encouraging progress being made in this area (early prediction of AD) in several different fields. I know of several different groups who are u

There really is encouraging progress being made in this area (early prediction of AD) in several different fields. I know of several different groups who are using imaging instead of blood tests to predict conversion of MCI to AD as well. A lot of it is using the data being collected by ADNI: http://www.adni-info.org http://www.adni-info.org