Which factors reduce the efficacy of antibiotics for complicated urinary tract infection (UTI)?

Updated: Jul 01, 2021
  • Author: Tibor Fulop, MD, PhD, FACP, FASN; Chief Editor: Vecihi Batuman, MD, FASN  more...
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Complicated UTI is an infection of the urinary tract in which the efficacy of antibiotics is reduced because of the presence of one or more of the following:

  • Structural abnormalities of the urinary tract
  • Functional abnormalities of the urinary tract
  • Metabolic abnormalities predisposing to UTIs
  • Unusual pathogens
  • Recent antibiotic use
  • Recent urinary tract instrumentation

For more information on this topic, see Pathophysiology of Complicated Urinary Tract Infections.

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