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[Viral encephalitis]
P Demiröz1, S Serbes, K Keskin
1GATA, Enfeksiyon Hastaliklari ve Klinik Mikrobiyoloji Anabilim Dali, Başkanliği.
Abstract:
Acute viral and other infectious causes of encephalitis usually produce fever, headache, stiff neck and alterations in consciousness, focal neurologic signs and seizures. A large number of viral and nonviral agents can cause encephalitis. Arthropod-borne viruses peak in summer, the tick-borne infections occur in early summer, enterovirus infections in later summer and mumps in the winter and spring.
Insights
Encephalitis, an inflammation of the brain, is typically caused by infections. Symptoms include fever, headache, and altered consciousness, with different infectious agents prevalent in specific seasons.
Area of Science:
- Neurology
- Infectious Diseases
- Virology
Context:
- Encephalitis presents with diverse neurological symptoms.
- Multiple infectious agents are implicated in encephalitis etiology.
- Seasonal patterns exist for various encephalitis-causing pathogens.
Purpose:
- To outline the clinical presentation of encephalitis.
- To identify common viral and nonviral causes of encephalitis.
- To describe the seasonal epidemiology of infectious encephalitis.
Summary:
- Acute encephalitis commonly manifests as fever, headache, stiff neck, altered consciousness, focal neurological deficits, and seizures.
- Infectious agents responsible for encephalitis include a wide range of viruses and other pathogens.
- The seasonality of encephalitis is linked to specific causative agents, such as arthropod-borne viruses in summer and enteroviruses in late summer.
Impact:
- Provides a foundational understanding of encephalitis symptoms and causes.
- Highlights the importance of considering causative agents and their seasonal prevalence in diagnosis.
- Informs clinical awareness and diagnostic approaches for infectious encephalitis.