Results There were 19 P. aerogenosa resisting to 6 drugs in ICU and neurological ward, but the strains were of different clone from each other by polymerase chain reaction (PCR).

• 结果两病区之间有19株铜绿假单胞菌对6种抗生素具有高耐药性。多重耐药菌株经聚合酶链反应(PCR)分析，两病区之间铜绿假单胞菌无同源性表现。