[Sensitivity pattern of E. coli at the National Medical Center of Bajío].

Background: Antimicrobial resistance represents a serious public health problem that has caused an increase in the morbidity and mortality of infections, a greater use of antibiotics and excessive hospitalization costs.

Objective: To describe the frequency of Escherichia coli and its pattern of bacterial susceptibility in cultures of blood, urine and other body fluids in a tertiary care hospital.

Material And Methods: A quantitative and retrospective test was designed to evaluate the sensitivity pattern of the data obtained in the Microbiology Department.