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Pick's disease: a case clinically resembling amyotrophic lateral sclerosis
M Sam1, L Gutmann, S S Schochet
1Department of Neurology, West Virginia University, Morgantown 26506.
Neurology
|November 11, 1991
Summary
Pick's disease, a neurodegenerative disorder, can present with symptoms mimicking amyotrophic lateral sclerosis, not just dementia. Autopsy confirmed this rare presentation and revealed unusual histopathologic findings.
Area of Science:
- Neuropathology
- Neurodegenerative Diseases
- Clinical Neurology
Background:
- Pick's disease is a rare form of dementia characterized by focal atrophy, primarily affecting the frontal and temporal lobes.
- Typical early symptoms include behavioral changes and cognitive decline, leading to a dementia diagnosis.
Observation:
- A 50-year-old woman presented with a progressive neurologic illness clinically indistinguishable from amyotrophic lateral sclerosis (ALS).
- Her initial symptoms did not include typical signs of dementia, challenging conventional diagnostic approaches for Pick's disease.
Findings:
- Autopsy examination confirmed Pick's disease as the underlying diagnosis.
- Unusual histopathologic features were noted, including degeneration of the substantia nigra and the presence of "compound Pick bodies."
Implications:
- This case highlights the diagnostic challenges posed by atypical presentations of Pick's disease.
- The findings expand the known clinicopathologic spectrum of Pick's disease, suggesting potential overlap with motor neuron diseases.
- Further research into the pathogenesis of these unusual histopathologic features may offer new insights into neurodegenerative processes.