OXA1L and bathing suit ichthyosis: A significant subset (33% of BSI strains and 36% of UTI strains) are resistant to front-line oral third-generation cephalosporins (ceftriaxone, ceftazidime, or cefotaxime), which is attributed to the presence of CTX-M-15 and/or OXA1 β-lactamase genes carried by incFIA and or incFIB plasmids (27).