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Fulminant Lewy body disease
Isabelle Momjian-Mayor1, Gian Paolo Pizzolato, Karim Burkhardt
1Department of Neurology, Geneva University Hospitals and Medical School, Geneva, Switzerland.
Summary
Parkinson's disease with dementia and dementia with Lewy bodies often present similarly. This case highlights overlapping phenotypes of Lewy body diseases, suggesting they may be part of a single clinicopathological entity.
Area of Science:
- Neurology
- Neuroscience
- Pathology
Background:
- Distinguishing Parkinson's disease with dementia (PDD) from dementia with Lewy bodies (DLB) is clinically challenging.
- Neuropathological studies frequently reveal similar brain changes in both PDD and DLB.
Observation:
- A unique case of Parkinson's disease (PD) progressed to rapidly fatal dementia within 3 months.
- The patient exhibited numerous clinical features characteristic of DLB.
Findings:
- Autopsy confirmed widespread Lewy bodies and Lewy neurites, consistent with pure DLB.
- No coexisting pathologies were identified, indicating a dramatic course of Lewy body disease.
Implications:
- This case suggests PD, PDD, and DLB may represent overlapping clinical phenotypes of a single underlying clinicopathological entity.
- It underscores the complex relationship between these neurodegenerative disorders and the spectrum of Lewy body pathology.