Cingulate island sign

In medicine, the cingulate island sign is a finding on FDG-PET brain scans that metabolism in the posterior cingulate cortex is preserved. It can help to identify dementia with Lewy bodies and distinguish it from Alzheimer's disease and other dementias.[1][2]

Cingulate island sign
Differential diagnosisDementia with Lewy bodies

References
  1. McKeith IG, Boeve BF, Dickson DW, et al. (July 2017). "Diagnosis and management of dementia with Lewy bodies: Fourth consensus report of the DLB Consortium". Neurology (Review). 89 (1): 88–100. doi:10.1212/WNL.0000000000004058. PMC 5496518. PMID 28592453.
  2. Hershey LA, Coleman-Jackson R (April 2019). "Pharmacological management of dementia with Lewy dodies". Drugs Aging (Review). 36 (4): 309–19. doi:10.1007/s40266-018-00636-7. PMC 6435621. PMID 30680679.
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