Urolithiasis and Nephrolithiasis Quiz

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Questions and Answers

What is the ratio of affected males to females with renal calculi according to recent studies?

  • 2 to 1
  • 7 to 1
  • 1.3 to 1 (correct)
  • 3 to 1

Which substance plays a role in the formation of urinary stones as mentioned in the text?

  • Calcium oxalate (correct)
  • Sodium chloride
  • Potassium sulfate
  • Magnesium nitrate

What factors may favor the formation of stones in the urinary tract?

  • Low calcium concentrations
  • Urinary stasis and infection (correct)
  • High urine pH
  • Increased movement

Where in the urinary tract may stones be found, based on the information provided?

<p>Anywhere from kidney to bladder (D)</p> Signup and view all the answers

How do increased calcium concentrations in the blood and urine contribute to stone formation?

<p>They promote precipitation of calcium and stone formation (C)</p> Signup and view all the answers

Which of the following conditions is NOT listed as a cause of hypercalcemia and hypercalciuria?

<p>Gout (D)</p> Signup and view all the answers

What percentage of stones diagnosed in women are struvite stones?

<p>72% (B)</p> Signup and view all the answers

What anatomical derangement is NOT mentioned as a predisposing factor for urinary stone formation?

<p>Enlarged adrenal glands (A)</p> Signup and view all the answers

Which bacteria are NOT listed as causing persistently alkaline, ammonia-rich urine contributing to struvite stone formation?

<p>Salmonella (A)</p> Signup and view all the answers

Which medication is NOT mentioned as known to cause stones in some patients?

<p>Corticosteroids (A)</p> Signup and view all the answers

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