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[Meningitis due to streptococcus viridans]

D Alba1, E Torres

  • 1Departamento de Medicina Interna, Hospital La Paz, Paseo de la Castellana, Madrid.

Revista De Neurologia
|May 1, 1995
PubMed
Summary
This summary is machine-generated.

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Viridans Streptococci (VS) can cause meningitis, particularly in newborns, and should not be dismissed as mere contaminants. Penicillin resistance in VS necessitates in vitro sensitivity testing for effective meningitis treatment.

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Clinical Neurology

Context:

  • Viridans Streptococci (VS) are increasingly recognized as a cause of meningitis, especially in neonates.
  • VS are often initially identified as contaminants in cerebrospinal fluid (CSF), leading to underestimation of their pathogenic potential.
  • Pre-existing conditions like trauma, surgery, and infections facilitate VS meningitis through mechanisms such as mucosal membrane rupture.

Purpose:

  • To highlight the growing incidence of VS meningitis and the importance of accurate diagnosis.
  • To emphasize that VS should not be automatically disregarded as CSF contaminants.
  • To advocate for in vitro sensitivity testing to guide appropriate therapeutic strategies.

Summary:

  • Meningitis caused by Viridans Streptococci is diagnosed with increasing frequency, particularly in newborns.

Related Experiment Videos

  • While typically sensitive to penicillin G, VS can exhibit resistance due to altered penicillin-binding proteins (PBPs), leading to severe infections.
  • Clinical and analytical evaluation is crucial to differentiate VS meningitis from contamination, and in vitro susceptibility testing is recommended.

    • Impact:

    • Improved diagnostic accuracy for VS meningitis, reducing treatment delays.
    • Enhanced patient outcomes through targeted antimicrobial therapy based on sensitivity testing.
    • Increased awareness among clinicians regarding the pathogenic role of VS in meningitis.