APOE and Lewy body dementia: APOE4 carriers showed a non-significant trend of lower glucose metabolism in the lateral temporal and the posterior cingulate cortices, but not in frontal cortex when compared to non-carriersCSF APOE protein levels was twofold higher in APOE4 carriers than in noncarriers; DLB patients had the highest CSF APOE proteins with PDD being the second-highestCSF APOE protein levels negatively correlated with Boston Naming Test and MMSE scores