Intracranial infection is a common and serious complication of acute severe traumatic brain injury, with high mortality and disability rates, which significantly affects the prognosis. In recent years, with the widespread use of antibiotics, antibiotic-resistance rates of pathogens have risen year by year, and the choice of sensitive antibiotics is less and less, sometimes even in difficulties of no drugs available. This paper reviewed the treatment process of 1 case with intracranial infection caused by multi drug-resistant Klebsiella pneumonia after severe traumatic brain injury . The aim is to summarize the clinical experience.