Complicated urinary tract infections

Urinary tract infections (UTIs) are among the most common infectious diseases worldwide and represent a considerable burden for patients and healthcare systems, particularly in the hospital context. While uncomplicated infections can usually be treated reliably with standard antibiotics, complicated urinary tract infections (cUTI) require differentiated diagnostic and therapeutic strategies. The following article highlights the epidemiology, pathophysiology, clinical presentation and current management approaches of cUTI – with a particular focus on high-risk populations, resistance issues and innovative treatment options.