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Early-onset dementia: diagnostic challenges.
Bushra Elhusein1, Omer Bakri Mahgoub2, Abdalla Khairi1
1Psychiatry, Department of Medical Education, Hamad Medical Corporation, Doha, Ad Dawhah, Qatar.
BMJ Case Reports
|March 20, 2020
Summary
This case highlights early-onset dementia misdiagnosed as epilepsy. Prompt diagnosis is crucial for effective treatment of cognitive impairments, even in younger patients.
Area of Science:
- Neurology
- Neuroscience
- Geriatrics
Background:
- Cognitive impairment presents diagnostic challenges, particularly in younger individuals.
- Misdiagnosis can lead to delayed or inappropriate treatment, worsening patient outcomes.
Observation:
- A 56-year-old man presented with progressive word-finding difficulties, forgetfulness, agitation, and social withdrawal.
- Initial misdiagnosis as epilepsy led to ineffective anticonvulsant treatment over 10 years.
- Electroencephalogram (EEG) showed left temporal lobe spike-and-wave activity; MRI revealed white matter lesions.
Findings:
- The patient was ultimately diagnosed with early-onset dementia and temporal lobe epileptiform abnormalities.
- Persistent neurological symptoms unresponsive to epilepsy treatment indicated a different underlying pathology.
- Brain imaging findings were suggestive of neurodegenerative processes.
Implications:
- This case underscores the importance of considering dementia in the differential diagnosis of cognitive decline, irrespective of age.
- Accurate and timely diagnosis of dementia is essential for appropriate management and patient care.
- Further research into early diagnostic markers for dementia is warranted.
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