Meningitis is an inflammation of the meninges. The most common causes in adults are bacterial infections with Streptococcus pneumoniae, Neisseria meningitidis or Haemophilus influenzae. Aseptic meningitis may be caused by drugs (eg. NSAIDs, metronidazole and IV immunoglobulin), neoplasms or viruses. Typical signs and…
Herpes simplex encephalitis constitutes an uncommon infectious disease, leading to inflammation of the brain parenchyma, as a result of a herpes simplex virus type I (HSV-I) infection. Rarely, in neonates, the encephalitis is caused by herpes simplex virus type II (HSV-II).
Herpes simplex encephalitis (HSE) is an…
Foix-Alajouanine syndrome is a rare disorder characterized by the formation of an arteriovenous fistula in the spine and subsequent venous congestion leading to myelopathy. Initial signs and symptoms are nonspecific, which is why the diagnosis is often delayed for months. Imaging studies, such as magnetic resonance…
Viral meningitis, as the name suggests, is a viral disease that causes inflammation of the meninges which are essentially membranes that cover the brain and the spinal cord. Individuals with poor immune system are more prone to develop viral infections.
The symptoms of viral meningitis often mimic those of bacterial…
Lymphocytic choriomeningitis (LCM) is a rodent-borne viral infectious disease that presents as aseptic meningitis, encephalitis or meningoencephalitis. Its causative agent is the lymphocytic choriomeningitis virus (LCMV), a member of the family Arenaviridae. The name was coined by Charles Armstrong in 1934.