Positive DPM126 means being infected by Helicobacter pylori; Dpm is a way to check for Helicobacter pylori. Patients who have a positive dpm test need to undergo further tests, and cannot rely on this test alone to understand their condition; patients have to undergo gastroscopy tests, stool tests, routine blood tests, and other related tests. Helicobacter pylori infection may cause stomach pain, heartburn, nausea and vomiting, loss of appetite and other symptoms; in serious cases, it may cause gastric perforation, gastric bleeding and so on. Patients with these symptoms should do the relevant examination, patients should not self-medication, according to the condition of the treatment, under the guidance of the doctor to formulate individualized treatment plan, in accordance with the norms to take effective therapeutic measures, the patient should not eat indiscriminately, such as spicy and stimulating food.