How to reexamine Helicobacter pylori after eradication

After eradication of Helicobacter pylori, it can be reviewed by breath test, stool antigen test, gastroscopy, etc.

1. Breath test

Breath test is to evaluate whether Helicobacter pylori has been eradicated by measuring the presence of Helicobacter pylori in exhaled gas. The commonly used method is carbon 13 and 14 breath test.

2. Fecal antigen test After

eradication treatment, it can be determined whether Helicobacter pylori infection is still present.

3. Gastroscopy

Gastroscopy is a method to directly observe the gastric mucosa. Doctors can observe the gastric mucosa to evaluate the degree of Helicobacter pylori infection and observe the improvement after treatment.