[One episode of meningoencephalitis, three diagnoses]

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E Denes1, H Durox, A Boumediene

  • 1Service de Maladies Infectieuses et Tropicales, CHU Dupuytren, Limoges, France. eric.denes@unilim.fr

Revue Neurologique
|April 4, 2007
PubMed

Insights

Meningoencephalitis can stem from various causes beyond typical pathogens. This case highlights a patient with HIV experiencing herpes simplex virus type 1 meningoencephalitis, followed by aciclovir-induced encephalopathy and chronic HIV meningitis.

Area of Science:

  • Neurology
  • Infectious Diseases
  • Immunology

Background:

  • Meningoencephalitis presents a significant clinical challenge requiring prompt diagnosis and treatment.
  • Common etiologies include herpes simplex virus type 1 and Listeria monocytogenes.
  • Diverse pathogens and conditions can precipitate meningoencephalitis.

Observation:

  • A case report details an HIV-infected patient initially diagnosed with herpes simplex virus type 1 meningoencephalitis.
  • Following treatment, the patient developed aciclovir-induced encephalopathy.
  • A subsequent diagnosis revealed chronic meningitis associated with the patient's underlying HIV infection.

Findings:

  • Herpes simplex virus type 1 can cause severe neurological disease in immunocompromised individuals.
  • Aciclovir, a common antiviral, can paradoxically induce encephalopathy.
  • HIV infection itself can manifest as chronic meningitis, complicating the clinical picture.

Implications:

  • This case underscores the importance of considering atypical etiologies and treatment-related complications in meningoencephalitis.
  • Comprehensive diagnostic workups are crucial, especially in patients with co-existing conditions like HIV.
  • Understanding the spectrum of HIV-related neurological complications is vital for effective patient management.

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