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Urinary tract infection in the elderly

L E Nicolle1

  • 1Department of Internal Medicine, University of Manitoba, Winnipeg, Canada.

The Journal of Antimicrobial Chemotherapy
|May 1, 1994
PubMed
Summary

Urinary tract infections (UTIs) are common in older adults, often asymptomatic. Symptomatic UTIs in elderly women may require longer antibiotic courses for effective treatment and symptom relief.

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Area of Science:

  • Gerontology
  • Infectious Diseases
  • Urology

Background:

  • Urinary tract infections (UTIs) are highly prevalent in elderly populations.
  • Many UTIs in this demographic are asymptomatic bacteriuria, which typically does not require treatment.
  • Symptomatic UTIs necessitate treatment focused on symptom alleviation rather than urine sterilization.

Purpose of the Study:

  • To review the current understanding of urinary infections in the elderly.
  • To highlight treatment considerations for symptomatic UTIs in older adults.
  • To identify areas requiring further research in geriatric urinary infections.

Main Methods:

  • Literature review of studies on urinary infections in elderly populations.
  • Analysis of treatment guidelines and outcomes for symptomatic UTIs.
  • Identification of knowledge gaps and future research directions.

Main Results:

  • Asymptomatic bacteriuria in the elderly generally does not warrant treatment unless preceding invasive genitourinary procedures.
  • Treatment of symptomatic UTIs should follow similar antimicrobial selection principles as in younger populations.
  • Elderly women with lower urinary tract symptoms show reduced cure rates with antibiotics, especially short-term therapies, compared to younger women.

Conclusions:

  • The management of UTIs in the elderly requires careful consideration of symptoms and patient factors.
  • Further research is needed on the impact of comorbidities, optimal antimicrobial agents and durations, and the role of urological investigations.
  • Tailoring treatment strategies is crucial for improving outcomes in elderly individuals with urinary infections.

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