Emergence of KPC variants from clinical origin associated with reduced susceptibility to ceftazidime- avibactam, including four novel blaKPC-2 variants. 32nd European Congress of Clinical Microbiology & Infectious Diseases (ECCMID) -April 23-26 – Lisbon, Portugal. Navegación de entradas Carbapenemase-Producing Extraintestinal Pathogenic Escherichia coli From Argentina Clonal Diversity and Predominance of Hyperepidemic Clones CC10 and CC131 Aztreonam-avibactam susceptibility testing for carbapenemase-producing Enterobacterales (CPE) in the National Reference Laboratory (NRL): 2019-2021 surveillance results