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Early-onset Huntington's chorea. Diagnostic clues
D S Brooks1, D Murphy, I Janota
1Guy's Hospital, London.
The British Journal of Psychiatry : the Journal of Mental Science
|December 1, 1987
Summary
Early-onset Huntington's chorea can be missed in patients without a family history or typical adult symptoms. Distinctive CT scan and electroencephalography findings aided diagnosis in this case.
Area of Science:
- Neurology
- Genetics
Background:
- Huntington's chorea is a progressive neurodegenerative disorder.
- Early-onset forms present unique diagnostic challenges.
Observation:
- A patient with early-onset Huntington's chorea was evaluated.
- The patient lacked a family history and typical adult-onset symptoms.
- Previous psychiatric evaluations overlooked the diagnosis.
Findings:
- Computed tomography (CT) scans revealed distinctive abnormalities.
- Electroencephalography (EEG) also showed characteristic changes.
- These findings were crucial for accurate diagnosis.
Implications:
- Highlights the importance of considering Huntington's chorea in atypical presentations.
- Emphasizes the utility of neuroimaging and electrophysiological studies.
- Suggests revised diagnostic criteria may be needed for early-onset cases.