Helicobacter pylori infection

Question 1

Testing for H. pylori?

Answer 1

The urea (13C) breath test (use for retesting at least 4 weeks (ideally 8 weeks) after treatment )

Stool Helicobacter Antigen Test (SAT), or

Laboratory-based serology

Question 2

When urea (13C) breath test and SAT should not be performed

Answer 2

Within 2 weeks of treatment with a PPI or

Within 4 weeks of antibacterial treatment.

Question 3

In patients requiring gastric acid suppression?

Answer 3

H2-receptor antagonists should be used

Question 4

Choice of treatment regimen for H. pylori?

Answer 4

A proton pump inhibitor and 2 antibacterials.

Question 5

Which antacid can be neurotoxic, causing encephalopathy?

Answer 5

Bismuth-containing antacids

Question 6

Which antacid can induce rebound acid secretion?

Answer 6

Calcium-containing antacids

Question 7

Which medicine is added to antacid to relieve flatulence in palliative care?

Answer 7

Simeticone

Question 8

What antacid cause constipation?

Answer 8

Aluminium-containing antacids

Question 9

What antacid cause diarrhoea?

Answer 9

magnesium-containing antacids