Gastric Cancer Epidemiology
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Gastric Cancer Epidemiology

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@SteadiestCarnelian6996

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Questions and Answers

What is the global ranking for stomach cancer incidence?

  • Seventh
  • Third
  • Ninth
  • Fifth (correct)

    • What is the male to female ratio for gastric cancer?

  • 4:1
  • 2:1 (correct)
  • 3:1
  • 1:1

    • What is the geographical region with the lowest incidence of gastric cancer?

  • Eastern Asia
  • North America (correct)
  • Eastern Europe
  • South America

    • Which type of gastric cancer is more prevalent in males and older age groups?

    <p>Intestinal type</p> Signup and view all the answers

    What is the precursor lesion for intestinal type gastric cancer?

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

    What is the prognosis of diffuse or infiltrative type gastric cancer compared to intestinal type?

    <p>Worse</p> Signup and view all the answers

    What is the characteristic of Hereditary Diffuse Gastric Cancer (HDGC)?

    <p>Late presentation with a poor prognosis</p> Signup and view all the answers

    What is the result of atrophic gastritis?

    <p>Loss of parietal and chief cells with hypochlorhydria</p> Signup and view all the answers

    What is the recommended age for prophylactic gastrectomy in asymptomatic carriers of a pathogenetic CDH1 mutation?

    <p>Between 20 and 30 years</p> Signup and view all the answers

    What is the percentage of gastric cancer cases that are truly hereditary?

    <p>1-3%</p> Signup and view all the answers

    What is the characteristic of Gastric Adenocarcinoma and Proximal Polyposis of the Stomach (GAPPS)?

    <p>Autosomal dominant inherited form of gastric cancer</p> Signup and view all the answers

    What is the result of H. pylori infection or bile reflux?

    <p>Intestinal metaplasia and dysplasia</p> Signup and view all the answers

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