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12 Questions

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Gastric Cancer Epidemiology

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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?

Intestinal type Signup and view all the answers

What is the precursor lesion for intestinal type gastric cancer?

All of the above Signup and view all the answers

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

Worse Signup and view all the answers

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

Late presentation with a poor prognosis Signup and view all the answers

What is the result of atrophic gastritis?

Loss of parietal and chief cells with hypochlorhydria Signup and view all the answers

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

Between 20 and 30 years Signup and view all the answers

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

1-3% Signup and view all the answers

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

Autosomal dominant inherited form of gastric cancer Signup and view all the answers

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

Intestinal metaplasia and dysplasia Signup and view all the answers