Malodorous acid refers to the patient’s bad taste of sour food, after eating then acid reflux, heartburn, caused by peptic ulcer, chronic gastritis …… malodorous acid is an important disease that can affect people’s lives for a long time. The incidence is on the rise, and tends to be younger, this disease that also brings great harm to people, once the lack of proper care is easy to relapse. So what are the screening items for malignant acidophagy? Here is a brief introduction for you. What are the examination items of malodorous acid 1, barium meal X-ray examination (barium meal X-ray imaging): for the poor general condition, can not tolerate gastroscopy, or liver function abnormalities, suspected of suffering from gastric, duodenal ulcer, gastric perforation, gastric bleeding and pyloric obstruction and many other diseases, recommended barium meal X-ray examination, the patient oral barium sulfate filling agent, X-ray fluoroscopy it can show the outline of the stomach clearly. 2.Gastroscopy: fiberoptic gastroscopy is one of the most diagnostic and common methods for gastric diseases, which has the features of safe examination, intuitive image, accurate diagnosis and convenient treatment. 3.Gastric fluid analysis: i.e. general trait examination, chemical examination and microscopic examination; gastric fluid analysis can not only reflect whether a person’s gastric acid secretion is normal, but also has certain significance for the diagnosis of gastric ulcer, duodenal bulb ulcer, and even gastric cancer. 4.Fecal occult blood test: Patients with vomiting blood or black stool, or those suspected of having bleeding tendency can choose fecal occult blood test. A positive fecal occult blood test can indicate gastric bleeding.