[Interpretation of domestic and foreign guidelines on diagnosis and treatment of abdominal infection].

In recent years, both international and domestic societies have published several guidelines on diagnosis and management of intra-abdominal infection. Due to the different evidence and the different methods adopted in the actual formulation of the guidelines, the recommendations of each version of the guidelines are different. Three international guidelines with great impacts were reviewed, including published in 2010, published in 2017, and by . The above guidelines were used to compare with the which was published in early 2020. Recommendations on the disease severity classification, source control, and antimicrobial therapy are further explained in order to provide guidelines for clinicians.