Helicobacter pylori Flashcards
1
Q
What pathogen is Helicobacter pylori?
A
Gram negative spirillum
2
Q
Where does Helicobacter pylori reside?
A
Gastric mucosa of humans only
3
Q
What is the most common disease/infection of Helicobacter pylori?
A
Gastritis, gastric ulcers, gastric cancer
4
Q
What is the portal of entry of Helicobacter pylori?
A
Not clear, but oral/oral/ fecal oral
Passed around by families
5
Q
What is the pathogenesis of Helicobacter pylori?
A
Urease: break down urea —> ammonia and CO2
Ammonia increase pH of stomach and allow bacteria to reach lining of stomach
6
Q
Can Helicobacter pylori be treated with antibiotics?
A
Yes
7
Q
Is Helicobacter pylori a bad pathogen?
A
50% world has it
80% asymptomatic
Chronic
