MRI-derived entorhinal volume is a good predictor of conversion from MCI to AD.
deToledo-Morrell L, Stoub TR, Bulgakova M, Wilson RS, Bennett DA, Leurgans S, Wuu J, Turner DA. MRI-derived entorhinal volume is a good predictor of conversion from MCI to AD. Neurobiol Aging. 2004 Oct; 25(9):1197-203.