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Central nervous system dysfunction in acquired immunodeficiency syndrome.

R M Levy1, D E Bredesen

  • 1Department of Neurological Surgery, School of Medicine University of California, San Francisco 94143.

Journal of Acquired Immune Deficiency Syndromes
|January 1, 1988
PubMed
Summary

Nearly 40% of individuals with acquired immunodeficiency syndrome (AIDS) experience neurological complications. Early diagnosis through comprehensive workup is crucial for managing these diverse and often overlapping conditions.

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Area of Science:

  • Neurology
  • Infectious Diseases
  • Oncology

Background:

  • Neurological complications affect nearly 40% of patients with acquired immunodeficiency syndrome (AIDS).
  • Human immunodeficiency virus (HIV) encephalopathy is the most common complication, but opportunistic infections and neoplasms are also frequent.
  • Neurological syndromes in AIDS patients are diverse, including encephalopathies, myelopathy, meningitis, and cranial neuropathies.

Purpose of the Study:

  • To summarize the spectrum of neurological complications in acquired immunodeficiency syndrome (AIDS).
  • To highlight the common causes of central nervous system (CNS) mass lesions in AIDS patients.
  • To emphasize the diagnostic challenges and necessary workup for neurological conditions in AIDS.

Main Methods:

  • Review of common neurological complications in acquired immunodeficiency syndrome (AIDS).

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  • Discussion of diagnostic modalities including neuroimaging (MRI/CT), cerebrospinal fluid analysis, and brain biopsy.
  • Emphasis on the differential diagnosis of overlapping clinical presentations.

    • Main Results:

    • Human immunodeficiency virus (HIV) encephalopathy affects 14% of AIDS patients.
    • Common opportunistic infections include cryptococcal meningitis, toxoplasmosis, progressive multifocal leukoencephalopathy, and herpesvirus infections.
    • Central nervous system (CNS) mass lesions, often caused by toxoplasmosis or primary CNS lymphoma, occur in about 10% of AIDS patients.

    Conclusions:

    • Neurological complications are a significant concern in acquired immunodeficiency syndrome (AIDS) patients.
    • Differential diagnosis is complex due to overlapping symptoms, necessitating thorough investigations.
    • Multiple intracranial pathologies are common, potentially requiring repeated diagnostic workups.