A 39 y.o. woman complaines of squeezed epigastric pain 1 hour after meal and heartburn. She had been ill for 2 years. On palpation, there was moderate tenderness in pyloroduodenal area. Antral gastritis was revealed on gastroscopy. What study can establish genesis of the disease?

Answer options

1. Gastrin level in blood
2. Detection of autoantibodies in the serum
3. Examination of stomach secretion
4. Revealing of Helicobacter infection in gastric mucosa
5. Examination of stomach motor function

Explanation

A 39 y.o. woman complaines of squeezed epigastric pain 1 hour after meal and heartburn. She had been ill for 2 years. On palpation, there was moderate tenderness in pyloroduodenal area. Antral gastritis was revealed on gastroscopy. What study can establish genesis of the disease?Helicobacter is most prevalent in the antrum area and leads to antral gastritis.