Resistell Phenotech AST to Determine the Antibiotic Susceptibility of Gram-negative Bacteria Causing Bacteremia

Inclusion Criteria

• •Patients who have signed a General Consent form approving use of their residual blood samples for research purposes (applicable at CHUV only)
• •Patients who have signed a consent allowing the use of their residual sample (Restprobenerklärung) (applicable at MUI, only)
• •Patients over the age of 18 years (\>18)
• •Patients with bacteremia considered to be due to E. coli or K. pneumoniae
• •Patients whose positive blood cultures were not older than 24 hours at the time of AST start