B. Pathogenesis P. Aeruginosa is resistant to many antimicrobial agents and therefore become dominant and important when more susceptible bacteria of the normal flora are suppressed.

• 铜绿假单胞菌对很多抗生素耐药,因此,当正常菌群中敏感细菌被抑制后,本菌即成为重要的占主导地位的细菌。