Blocked distension and pain in the upper part of the stomach at the cardiac fossa may be related to acute gastritis, gastric ulcer and other diseases, which can be treated by medication, surgery and other methods. 1. Acute gastritis: it refers to acute widespread or limited acute inflammation of gastric mucosa caused by various external or internal factors, which may have symptoms such as pain in the upper part of the stomach, anorexia, vomiting of blood, etc. It can be treated with medicines such as atropine, belladonna tablets, omeprazole and so on. 2. Gastric ulcer: it is formed due to the digestion of the mucosa itself by gastric acid and pepsin, and may have symptoms such as stomach pain, epigastric pain, loss of appetite, etc. It can be treated by drugs such as omeprazole, pantoprazole, etc., and in serious cases, it can be treated by surgical methods such as gastric resection of the large part of the stomach, vagus nerve dissections, etc. The upper part of the stomach at the heart of the fossa blocked distension and pain may also be cardiovascular diseases such as angina pectoris, myocardial infarction, etc. It is recommended to go to the hospital in time for examination, and standardized treatment under the guidance of the doctor.