vancomycin-resistant Staphylococcus aureus


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vancomycin-resistant Staphylococcus aureus

VRSA Infectious disease A long anticipated bacterium first identified in a clinical specimen in mid-2002; the isolate was susceptible to chloramphenicol, linezolid, quinupristin-dalfopristin, T-S. See Vancomycin-resistant Enterococcus.

vancomycin-resistant Staphylococcus aureus

Abbreviation: VRSA
A strain of S. aureus resistant to vancomycin that may become a serious nosocomial pathogen. Strains with intermediate resistance to vancomycin have caused life-threatening infections.
See also: Staphylococcus
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First case of infection with vancomycin-resistant Staphylococcus aureus in Europe.
It exhibits potent antimicrobial activity against vancomycin-resistant staphylococcus aureus and enterococcus species.
-- A study documenting patient-to-patient transmission allowing cocolonization with two antibiotic-resistant organisms with potential for gene transfer raises the specter of the sudden emergence of vancomycin-resistant Staphylococcus aureus, Dr.
Since then, there has been an increase in the number of cases with both vancomycin-intermediate Staphylococcus aureus (VISA] and vancomycin-resistant Staphylococcus aureus (VRSA].

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