2074. Helicobacter pylori (protein CagA), IgM antibodies
Description
Specific IgM antibodies to CagA appear at the early stages of Helicobacter pylori infection and indicate an acute or recent infection. Their detection is useful for early diagnosis of active disease and for assessing the risk of a complicated clinical course.
When and who needs the test?
The test is recommended for patients with clinical symptoms or increased risk of severe outcomes of H. pylori infection:
- chronic gastritis with pronounced inflammatory changes;
- gastric or duodenal peptic ulcer disease;
- gastric MALT lymphoma;
- family history of gastric cancer;
- screening programs for early detection of infection and assessment of complication risk;
Biological material
- Venous blood
Preparing for a blood test
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- an important condition for laboratory tests is to take blood on an empty stomach.
- 6-12 hours before the test, you should avoid eating, drinking alcohol, smoking, and limit physical activity. Drinking...