Urinary Tract Infections (UTI) and Asymptomatic Bacteriuria (ASB)
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Questions and Answers

What is the term that encompasses a variety of clinical entities, including asymptomatic bacteriuria, cystitis, prostatitis, and pyelonephritis?

  • Urinary tract disease
  • Asymptomatic bacteriuria
  • Pyelonephritis
  • Urinary tract infection (correct)

Which of the following is a characteristic of asymptomatic bacteriuria?

  • Absence of bacteria in the urinary tract
  • Presence of bacteria in the urinary tract without symptoms (correct)
  • Presence of symptoms
  • Presence of inflammation in the urinary tract

At what age does obstruction from prostatic hypertrophy become common in men, leading to a similar incidence of UTI among men and women?

  • 40 years
  • 30 years
  • 50 years (correct)
  • 60 years

Which of the following is a risk factor for acute cystitis?

<p>Recent use of a diaphragm with spermicide (D)</p> Signup and view all the answers

What is a common risk factor for both cystitis and pyelonephritis?

<p>Frequent sexual intercourse (A)</p> Signup and view all the answers

Which of the following is a risk factor for UTI in healthy postmenopausal women?

<p>Sexual activity (C)</p> Signup and view all the answers

What percentage of women who have had one episode of UTI will have recurrent episodes?

<p>20-30% (C)</p> Signup and view all the answers

What is the main reason for increased risk of UTI in uncircumcised men?

<p>E. coli is more likely to colonize the glans and prepuce (A)</p> Signup and view all the answers

What percentage of UTIs are caused by E. coli?

<p>75-90% (D)</p> Signup and view all the answers

What is the function of hemolysin HlyA in E. coli?

<p>It lyses erythrocytes and other cell types (B)</p> Signup and view all the answers

Which of the following bacteria is resistant to all β-lactam antibiotics including carbapenems?

<p>Klebsiella (B)</p> Signup and view all the answers

What is the result of the production of urease by Proteus mirabilis?

<p>Formation of struvite and apatite crystals (D)</p> Signup and view all the answers

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