危重病人院内感染延长住院期并增加费用,选择性消化道除菌对降低院内感染大有俾益。本文介绍了选择性消化消除菌方案及其效果、价格、可能出现的抗药菌和今后研究前景。 Nosocomial infection in critically ill patients prolongs hospitalization and increases costs, and selective gastrointestinal sterilization can greatly benefit in reducing nosocomial infections. This article describes the selective digestion and elimination of bacteria program and its effects, prices, possible emergence of drug-resistant bacteria and future research prospects.