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Vancomycin-resistant enterococci

B E Murray1

  • 1Department of Internal Medicine, University of Texas Medical School, Houston 77030, USA.

The American Journal of Medicine
|March 1, 1997
PubMed
Summary
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Enterococci cause serious hospital infections and endocarditis. Acquired vancomycin resistance in enterococci, often combined with ampicillin resistance, poses a significant therapeutic challenge and risk for untreatable infections.

Area of Science:

  • Medical Microbiology
  • Infectious Diseases
  • Antimicrobial Resistance

Background:

  • Enterococci are a significant cause of nosocomial infections and endocarditis.
  • These bacteria are known for developing multiple antibiotic resistance traits.
  • The emergence of vancomycin-resistant enterococci (VRE) presents a critical clinical challenge.

Purpose of the Study:

  • To highlight the growing problem of antibiotic resistance in enterococci.
  • To emphasize the therapeutic implications of vancomycin and ampicillin resistance in enterococci.
  • To underscore the potential for transfer of resistance genes to other pathogens.

Main Methods:

  • Review of clinical observations and microbiological data regarding enterococcal infections.
  • Analysis of antibiotic resistance patterns, particularly vancomycin and ampicillin resistance.

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  • Assessment of the implications of transferable resistance mechanisms.
  • Main Results:

    • Enterococci have been a major cause of hospital-acquired infections for two decades.
    • Acquired vancomycin resistance, especially in ampicillin-resistant strains, severely limits treatment options.
    • Vancomycin resistance can be transferred to other Gram-positive organisms.

    Conclusions:

    • Vancomycin-resistant enterococci (VRE) represent a serious threat due to limited therapeutic alternatives.
    • The combination of vancomycin and ampicillin resistance in enterococci has devastating consequences.
    • The potential for widespread untreatable infections due to transferable resistance is a significant public health concern.