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Related Concept Videos

Bacterial Meningitis I: Introduction01:22

Bacterial Meningitis I: Introduction

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Bacterial meningitis is a severe, life-threatening inflammation of the meninges, particularly the pia mater and arachnoid mater, affecting the subarachnoid space, ventricles, and cerebrospinal fluid (CSF). If untreated, it can lead to significant neurological complications or death.Causative AgentsCommon pathogens vary with age and immune status. In adults, major organisms include Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae. Streptococcus agalactiae (group B...
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Bacterial Meningitis II: Pathophysiology01:26

Bacterial Meningitis II: Pathophysiology

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Bacterial meningitis typically begins when pathogens such as Neisseria meningitidis and Streptococcus pneumoniae colonize the nasopharynx and invade the bloodstream. This process is facilitated by bacterial virulence factors, such as polysaccharide capsules, which resist phagocytosis and complement-mediated killing. Less commonly, bacteria reach the central nervous system via contiguous spread from infections like otitis media or sinusitis, through congenital or acquired dural defects, or...
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Viral Meningitis01:18

Viral Meningitis

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Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...
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Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

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Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
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Acute Pharyngitis01:30

Acute Pharyngitis

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Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
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Pneumonia IV: Management01:28

Pneumonia IV: Management

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The treatment of pneumonia varies based on its severity and the causative pathogen. Here is a structured approach to managing pneumonia, integrating pharmaceutical and supportive care strategies.
Bacterial Pneumonia Treatment
For bacterial pneumonia, antibiotics serve as the cornerstone of therapy. Initial treatment often begins with empirical antibiotics, tailored to the anticipated causative organism and adjusted based on culture results. Key antibiotic choices include:
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Related Experiment Video

Updated: Apr 30, 2026

Inducing Meningococcal Meningitis Serogroup C in Mice via Intracisternal Delivery
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Inducing Meningococcal Meningitis Serogroup C in Mice via Intracisternal Delivery

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Fluid therapy for acute bacterial meningitis.

Ian K Maconochie1, Soumyadeep Bhaumik

  • 1Department of Paediatrics A&E, St Mary's Hospital, South Wharf Road, Paddington, London, UK, WC2 1NY.

The Cochrane Database of Systematic Reviews
|May 6, 2014
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Maintaining intravenous fluids, rather than restricting them, may reduce neurological sequelae in children with acute bacterial meningitis, particularly in high-mortality settings. Further research is needed to confirm these findings and guide clinical practice.

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Area of Science:

  • Pediatrics
  • Infectious Diseases
  • Critical Care Medicine

Background:

  • Acute bacterial meningitis presents significant mortality and morbidity risks.
  • Effective management of fluid and electrolyte balance is crucial supportive care.
  • Both over- and under-hydration can lead to adverse outcomes in meningitis patients.

Purpose of the Study:

  • To assess the impact of different initial fluid administration volumes on mortality and neurological sequelae in acute bacterial meningitis.
  • To evaluate fluid therapy strategies in pediatric patients diagnosed with bacterial meningitis.

Main Methods:

  • Systematic review and meta-analysis of randomized controlled trials (RCTs) comparing differing fluid volumes in bacterial meningitis management.
  • Searched multiple databases including CENTRAL, MEDLINE, EMBASE, CINAHL, LILACS, and Web of Science.
  • Included three RCTs involving 415 children, assessing outcomes like death, neurological sequelae, and seizures.

Main Results:

  • No significant difference in overall mortality or severe/moderate neurological sequelae between maintenance and restricted fluid groups.
  • Maintenance fluid therapy showed a statistically significant reduction in spasticity, seizures at 72 hours and 14 days, and chronic severe neurological sequelae.
  • Results were primarily based on pediatric trials, with moderate to very low trial quality.

Conclusions:

  • Evidence quality for fluid therapy in pediatric bacterial meningitis is not high-grade, necessitating further research.
  • Maintaining intravenous fluids may be beneficial over restriction in high-mortality settings with late presentations.
  • Insufficient evidence exists to guide practice in early presentation scenarios with lower mortality rates.