Identifiable hallucinatory presences may flag more advanced Parkinson's disease, study finds
Hallucinations in Parkinson's disease are frequent. They start with visual illusions and sensations of someone being nearby or passing by one's body (minor hallucinations) and develop into complex visual hallucinations as the disease progresses toward dementia.
We haven't written up this one. Medical Xpress has the full story — the link below goes straight to it.