Multidrug-resistant organisms (MDROs) are frequently defined as bacteria with resistance to three or more classes of antimicrobials. Common examples include methicillin-resistant Staphylococcus aureus (MRSA), extended-spectrum beta-lactamases (ESBL)–producing Enterobacteriaceae, carbapenem-resistant Enterobacteriaceae (CRE) and vancomycin-resistant Enterococci (VRE). The challenges of managing these infections are illustrated in the following two cases.
With increasing affordability and availability of international travel, many endemic infections once restricted to overseas regions are now not uncommonly seen in our locality. Three cases of important arthropod-borne infections from returned travellers are reported and discussed.