What is the prevalence of renal scarring in women with acute pyelonephritis (kidney infection)?

Updated: Jul 01, 2021
  • Author: Tibor Fulop, MD, PhD, FACP, FASN; Chief Editor: Vecihi Batuman, MD, FASN  more...
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Answer

Acute pyelonephritis (single episode; first UTI ever in one half of cases) in an adult woman leads to renal scarring in 46%, as demonstrated by scintigraphic scanning 10 years later. Subsequent UTIs do not appear to affect the risk of future scarring.


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