Epidemiology of Gastrointestinal Disorders
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Questions and Answers

What is the most common cause of persistent diarrhea?

  • Giardia (correct)
  • E. histolytica
  • C. difficile
  • Campylobacter

    • What diagnostic procedure may be indicated if stool studies are unrevealing?

  • Endoscopy with duodenal aspirates and biopsies
  • Colonoscopy with biopsies
  • Abdominal CT scan
  • All of the above (correct)

    • What is the key feature of Brainerd diarrhea?

  • Subtle inflammation of the distal small intestine or proximal colon
  • Associated with antibiotic use
  • Acute onset diarrhea lasting 1-3 years
  • Both a and b (correct)

    • What is the primary goal in treating acute diarrhea?

    <p>Fluid and electrolyte replacement</p> Signup and view all the answers

    Which of the following is a recommended approach for fluid replacement in severe acute diarrhea?

    <p>Oral sugar-electrolyte solutions</p> Signup and view all the answers

    When might structural examination of the gastrointestinal tract be appropriate in patients with persistent diarrhea?

    <p>All of the above</p> Signup and view all the answers

    Which of the following medications is used to treat diarrhea associated with IBS?

    <p>Both rifaximin and eluxadoline</p> Signup and view all the answers

    What is a potential side effect of eluxadoline?

    <p>Sphincter of Oddi spasm and acute pancreatitis</p> Signup and view all the answers

    Which of the following is an important component of management for patients with chronic diarrhea?

    <p>Fluid and electrolyte repletion</p> Signup and view all the answers

    What additional management may be necessary for patients with chronic steatorrhea?

    <p>Replacement of fat-soluble vitamins</p> Signup and view all the answers

    Which of the following statements about constipation is true?

    <p>Most persons have at least three bowel movements per week</p> Signup and view all the answers

    What should be analyzed in detail to ascertain what a patient means by 'constipation' or 'difficulty' with defecation?

    <p>The individual patient's symptoms</p> Signup and view all the answers

    What is the approximate prevalence rate for chronic constipation in the U.S. population?

    <p>12-19%</p> Signup and view all the answers

    Which of the following statements about the gender differences in chronic constipation is true, according to the text?

    <p>Women are affected twice as often as men, reaching parity at 70 years of age.</p> Signup and view all the answers

    Based on the information provided, which of the following statements about diarrhea and constipation is correct?

    <p>They account for nearly 50% of referrals to gastroenterologists.</p> Signup and view all the answers

    What is the approximate cost per patient for constipation or hemorrhoids, compared to controls?

    <p>About double the cost of controls</p> Signup and view all the answers

    Which of the following statements about diarrhea and constipation is true, according to the text?

    <p>They can range from mild to severe or life-threatening.</p> Signup and view all the answers

    What is the reason stated for the importance of clinicians understanding the pathophysiology and management of diarrhea and constipation?

    <p>To deliver rational and cost-effective care</p> Signup and view all the answers

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