Throat Swabs Are Necessary to Reliably Detect Carriers of Staphylococcus aureus

D Mertz, R Frei, B Jaussi, A Tietz… - Clinical Infectious …, 2007 - academic.oup.com
The anterior nares are the most important screening site of colonization with Staphylococcus
aureus. We screened 2966 individuals for S. aureus carriage with swabs of both nares and …

Staphylococcus aureus Small Colony Variants in Prosthetic Joint Infection

P Sendi, M Rohrbach, P Graber, R Frei… - Clinical infectious …, 2006 - academic.oup.com
Background . Small colony variants of Staphylococcus aureus tend to persist despite
antimicrobial therapy, especially when involved in implant-associated infections. Methods . We …

Microbiological tests to predict treatment outcome in experimental device-related infections due to Staphylococcus aureus

W Zimmerli, R Frei, AF Windmer… - Journal of Antimicrobial …, 1994 - academic.oup.com
Abstract Treatment outcome of experimental device-related infections cannot be predicted
by the results of standard susceptibility tests such as MIC. Microorganisms involved in such …

Duodenal bacterial overgrowth during treatment in outpatients with omeprazole.

M Fried, H Siegrist, R Frei, F Froehlich, P Duroux… - Gut, 1994 - gut.bmj.com
The extent of duodenal bacterial overgrowth during the pronounced inhibition of acid secretion
that occurs with omeprazole treatment is unknown. The bacterial content of duodenal …

Rapid and Reliable Diagnostic Algorithm for Detection of Clostridium difficile

…, AF Widmer, G Goy, S Rudin, R Frei - Journal of clinical …, 2008 - Am Soc Microbiol
We evaluated a two-step algorithm for detection of Clostridium difficile in 1,468 stool
specimens. First, specimens were screened by an immunoassay for C. difficile glutamate …

Exclusive Staphylococcus aureus throat carriage: at-risk populations

D Mertz, R Frei, N Periat, M Zimmerli… - Archives of internal …, 2009 - jamanetwork.com
Background Approximately 25% ofStaphylococcus aureuscarriers have exclusive throat
carriage. We aimed to identify the populations at risk for exclusive throat carriage to improve …

Introducing alcohol-based hand rub for hand hygiene the critical need for training

AF Widmer, M Conzelmann, M Tomic, R Frei… - Infection Control & …, 2007 - cambridge.org
Background.Use of an alcohol-based hand rub for hand hygiene has recently been
recommended by the Centers for Disease Control and Prevention. However, the proper technique …

Rate of transmission of extended-spectrum beta-lactamase–producing Enterobacteriaceae without contact isolation

S Tschudin-Sutter, R Frei, M Dangel… - Clinical infectious …, 2012 - academic.oup.com
Background. Extended-spectrum beta-lactamase (ESBL)–producing Enterobacteriaceae are
emerging worldwide. Contact isolation is recommended; however, little is known about the …

[HTML][HTML] High colonization rates of extended-spectrum β-lactamase (ESBL)-producing Escherichia coliin Swiss Travellers to South Asia– a prospective observational …

E Kuenzli, VK Jaeger, R Frei, A Neumayr… - BMC infectious …, 2014 - Springer
Background International travel contributes to the worldwide spread of multidrug resistant
Gram-negative bacteria. Rates of travel-related faecal colonization with extended-spectrum β-…

Derivation and validation of guidelines for stool cultures for enteropathogenic bacteria other than Clostridium difficile in hospitalized adults

…, J Vila, G Philippczik, B Steinbrückner, R Frei… - Jama, 2001 - jamanetwork.com
ContextThe yield of in-hospital stool cultures performed more than 72 hours after admission
is low, and a commonly used policy dictates that laboratories reject these cultures to save …