To evaluate the impact of MRSA nasal screen implementation on duration of therapy and cost associated with vancomycin use.
Routine blood and sputum cultures are often obtained inpatient for critically ill pneumonia patients. These tests, however, tend to have a high yield of false positives, leading to an increase in the use of broad spectrum antibiotics, specifically vancomycin. The Methicillin-resistant Staphylococcus aureus(MRSA) nasal screen is an antimicrobial stewardship tool that can be used to guide the treatment of community-acquired, hospital-acquired and ventilator-associated pneumonia. Due to its strong negative predictive value; a negative result can accurately indicate the absence of an MRSA infection in 96% of cases. Long-term treatment with vancomycin in patients with pneumonia is nephrotoxic and not always warranted. The implementation of an MRSA nasal screen in all patients with pneumonia treated with vancomycin has the potential to reduce vancomycin duration of therapy, decrease the risk of adverse effects and decrease the cost associated with vancomycin use.
Study Type
OBSERVATIONAL
Enrollment
21
The final data will then be compared to determine if the duration of therapy and cost after implementation of the MRSA nasal screen if significantly different from before the implementation of the MRSA nasal screen.
Direct costs of vancomycin for each treatment arm (in US dollars).
Number of vancomycin levels drawn for pharmacokinetic monitoring.
Methodist Dallas Medical Center- Clinical Research Institute
Dallas, Texas, United States
Duration of therapy
To analyze duration of vancomycin in days.
Time frame: 1 year
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Length of hospital stay in days