OBJECTIVE To detect the OXA-type carbapenems in carbapenem-resistant Acinetobacter baumannii and explore the drug resistance mechanisms of the A.baumannii.METHODS The sputum specimens were collected from the patients who were hospitalized from Jan 2011 to Dec 2012,then the carbapenem-resistant A.baumannii strains were identified by using VITEK-2Compact automatic microorganism identification and drug susceptibility analysis system,the identification was performed with the use of ARDRA method,and the OXA-type...