Gastritis and Gastric Ulcers

Question 1

What are the causative organisms for Gastritis and Gastric Ulcers?

Answer 1

Helicobacter pylori

Question 2

What form of Gastritis and Gastric Ulcers is Helicobacter pylori?

Answer 2

Bacterial, gram-negative

Question 3

What are the most common modes of transmission for Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 3

Oral-oral or oral-fecal route likely

Question 4

What are the virulence factors for Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 4

Adhesins, urease

Question 5

How do you culture/diagnose Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 5

Direct antigen test on stool; urea breath test

Question 6

How do you prevent Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 6

None

Question 7

How do you treat Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 7

Clarithromycin

Question 8

What are the epidemiological features of Gastritis and Gastric Ulcers (Helicobacter pylori)?

Answer 8

United States: infection (not disease) rates at 35% of adults; internationally: infection rates at 50%