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Reversible dementias

S E Arnold1, A Kumar

  • 1Neuropsychiatry Unit, University of Pennsylvania School of Medicine, Philadelphia.

The Medical Clinics of North America
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

Diagnosing dementia involves comprehensive physical, neurological, and psychiatric exams, plus specific lab tests. These initial evaluations identify most treatable dementia causes, guiding effective treatment for cognitive improvement.

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Area of Science:

  • Neurology
  • Geriatrics
  • Internal Medicine

Background:

  • Dementia presents with diverse conditions, necessitating a clear diagnostic approach.
  • Determining the extent of patient evaluation is crucial for accurate diagnosis.

Purpose of the Study:

  • To outline a diagnostic strategy for patients presenting with dementia.
  • To identify key evaluations for diagnosing the majority of treatable dementias.

Main Methods:

  • Comprehensive physical, neurological, and psychiatric examinations.
  • Review of patient history, medications, and mental status.
  • Standard laboratory tests including blood count, metabolic screen, thyroid panel, vitamin B12/folate, syphilis serology, urinalysis, chest X-ray, ECG, and head CT scan.

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Main Results:

  • Initial evaluations are sufficient for diagnosing most treatable dementias.
  • Advanced imaging (MRI, SPECT, PET), EEG, CSF analysis, and brain biopsy may aid diagnosis in specific clinical contexts.
  • Treatment targets the underlying cause, potentially stabilizing or reversing cognitive decline.

Conclusions:

  • A systematic diagnostic approach, starting with thorough clinical assessment and basic laboratory tests, is effective for most dementia cases.
  • Targeted therapy based on accurate diagnosis can lead to improved cognitive outcomes.
  • Pharmacological management may be necessary for behavioral disturbances associated with dementia.