
The cingulate island sign in patients with dementia with Lewy bodies or Alzheimer's disease: A direct comparison between 18F-FDG PET and 123I-IMP SPECT
Keywords: AD; Alzheimer's disease; DLB; dementia with Lewy bodies; MCI; mild cognitive impairment; 18F-FDG PET; 18F-ï¬uorodeoxyglucose positron emission tomography; 123I-IMP SPECT; 123I-iodoamphetamine single-photon emission computed tomography; CIS; Cingulate isl