European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology
Aztreonam plus ceftazidime/avibactam broth disk elution test: failure to detect Escherichia coli with PBP-3 insertions.
Gisele Peirano, Sydney D Walker, Mary S Duong, Kelsey Frank, Jan M Delantar, Luiz Lisboa, Wilson W Chan, Johann D D Pitout
Published: 202610.1007/s10096-026-05406-7
Abstract
INTRODUCTION: Metallo-β-lactamase (MBL)-producing Enterobacterales are increasing in frequency and treatment options are limited. Aztreonam/avibactam (AZA) and aztreonam (ATM) plus ceftazidime/avibactam (CZA) showed activities against these organisms…
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