Multidrug-resistant bacterial infection is one of the important causes of death in intensive care unit (ICU) patients, which can significantly increase the length of hospital stay and treatment costs for ICU patients. At present, domestic scholars have paid less attention to hospital-acquired multidrug-resistant bacterial infection in ICU patients. This article summarizes the clinical manifestations, risk factors, and prevention and control measures of hospital-acquired multidrug-resistant bacterial infection in ICU patients, aiming to improve the understanding of medical staff on the situation of hospital-acquired multidrug-resistant bacterial infection in ICU and promote the development of hospital infection prevention and control.