The abdominal pain and diarrhea after eating cold food. If a person eats cold food and has abdominal pain and diarrhea after eating, his condition is reduced; if he loses his appetite and eats less, his spleen and stomach function declines and his condition becomes worse. If a person who has been ill for a long time cannot eat, but suddenly eats a lot instead, it is called “removing the middle”, which is a manifestation of returning to the light. Check the blood pressure, blood sugar, blood lipids, blood tests to see if there are any abnormalities, pay attention to daily maintenance, avoid cold and spicy reasonable warming menstruation. What are the symptoms that are easily confused? 1, bad acid patients bad food, acid reflux, heartburn after eating, should be considered peptic ulcer, chronic gastritis. The patient’s stomach acid secretion is high, and the PH value in the stomach is even lower after eating acidic food, leading to discomfort. 2, acute gastritis Acute gastritis is an acute inflammation of the gastric mucosa caused by a variety of etiologies. The clinical onset is acute and often manifests as upper abdominal symptoms. Endoscopic examination reveals transient lesions such as gastric mucosa congestion, edema, hemorrhage, erosion (may be accompanied by superficial ulcers). The pathological histology is characterized by the infiltration of inflammatory cells, mainly neutrophils, in the intrinsic layer of the gastric mucosa. 3, acute pancreatitis Acute pancreatitis is a relatively common type of acute abdominal disease, the incidence of which accounts for the 3rd to 5th place in acute abdominal disease. More than 80% of patients with mild disease, namely acute edematous pancreatitis, can be cured by non-operative, basically a medical disease. 10% of patients belong to severe pancreatitis, namely acute hemorrhagic necrotizing pancreatitis, the inflammation of the pancreas has been non-reversible or self-limiting, often requiring surgical treatment, should be considered a surgical disease. 4, acute cholecystitis gallstone disease acute cholecystitis abdominal pain is lighter than acute pancreatitis, the pain is located in the right upper abdominal gallbladder area, and radiates to the right chest and right shoulder, blood and urine amylase normal or slightly higher; if accompanied by biliary stones, the degree of abdominal pain is more intense, and often accompanied by chills, high fever and jaundice.