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Updated: May 16, 2026

Intracerebroventricular and Intravascular Injection of Viral Particles and Fluorescent Microbeads into the Neonatal Brain
Published on: July 24, 2016
Acute bacterial and viral meningitis
1Blue Sky Neurosciences, Englewood, CO 80113, USA. russellbartt@gmail.com
Purpose Of Review:
Most cases of acute meningitis are infectious and result from a potentially wide range of bacterial and viral pathogens. The organized approach to the patient with suspected meningitis enables the prompt administration of antibiotics, possibly corticosteroids, and diagnostic testing with neuroimaging and spinal fluid analysis.
Recent Findings:
Acute meningitis is infectious in most cases and caused by a potentially wide range of bacterial and viral pathogens. Shifts in the epidemiology of bacterial pathogens have been influenced by changes in vaccines and their implementation. Seasonal and environmental changes influence the likely viral and rickettsial pathogens.
Summary:
The organized approach to the patient with suspected meningitis enables the prompt administration of antibiotics, possibly corticosteroids, and diagnostic testing with neuroimaging and spinal fluid analysis. Pertinent testing and treatment can vary with the clinical presentation, season, and possible exposures. This article reviews the epidemiology, clinical presentation, diagnosis, and treatment of acute meningitis.
Insights
Acute meningitis is typically infectious, caused by diverse bacterial and viral pathogens. Prompt diagnosis and treatment, including antibiotics and spinal fluid analysis, are crucial for patient outcomes.
Area of Science:
- Infectious Diseases
- Neurology
- Microbiology
Background:
- Acute meningitis is predominantly infectious, stemming from a broad spectrum of bacterial and viral agents.
- Understanding the epidemiology of meningitis is critical for effective public health strategies and clinical management.
Observation:
- Bacterial meningitis pathogen epidemiology is dynamic, influenced by vaccination rates and implementation.
- Viral and rickettsial meningitis incidence can be affected by seasonal and environmental factors.
Findings:
- Prompt administration of antibiotics, corticosteroids, neuroimaging, and spinal fluid analysis is vital for suspected meningitis.
- Diagnostic and treatment strategies must be tailored to individual clinical presentations, seasonality, and potential exposures.
Implications:
- An organized diagnostic and treatment approach improves outcomes for patients with acute meningitis.
- Continued surveillance of meningitis pathogens and their drivers is essential for adapting prevention and treatment protocols.
Related Concept Videos
Viral Meningitis
Bacterial Meningitis I: Introduction
Bacterial Meningitis II: Pathophysiology
Encephalitis l: Introduction
Arboviral Encephalitis
Brain Abscess l: Introduction

