- Declining cognitive fxn
- Visual/spatial impairment
- Visual hallucinations - often involving animals, small people
- Fluctuation in symptoms, level of alertness
- Impaired REM sleep
- Most patient will also have sx of Parkinsons
- Can co-mingle w/AD or vascular dementia
- Parkinsonian findings: tremor, cog wheel rigidity, bradykinesa
- Sometimes autonomic dysfunction (e.g. orthostasis)