Abdominal pain is a clinical manifestation of a variety of diseases and needs to be analyzed on a case-by-case basis. Abdominal pain diagnosis and differential diagnosis are more complex, according to the different parts of the pain can be the following diseases: 1, left upper abdominal pain: consider whether the patient has acute gastritis, gastric dilatation or acute gastric or small intestinal rupture; 2, the right upper abdominal pain: consider the existence of acute cholecystitis, acute hepatitis, or bile duct disease, etc.; 3, the left lower abdominal pain: the need to take into account the existence of patients with colorectal disease; 4, the right lower abdominal pain: need to consider the existence of acute appendicitis or acute gynecological disease, etc. Consider the presence of acute appendicitis or acute gynecological diseases, etc.. In addition, urinary system diseases can also cause abdominal pain, such as stones, bladder tumors and so on. Therefore, patients with abdominal pain symptoms, if there is no relief after rest and there is a tendency to aggravate, you need to go to the hospital immediately for further examination, so as not to delay the condition.