Acinetobacter baumannii regard one of the most important nosocomial bacterium that may infect hospitalized patients especially in ICU, and can cause severe infections The sensitivity pattern A. revealed organism was highly sensitive to Colistin (93%), followed by Tigecycline (82 %). A high resistance rate (100%) reported for Ceftriaxone, Cefixime, Ceftazidime, Cefoxitin, while Cefuroxime (92%) ...