Gastric tumors include benign gastric tumors and malignant gastric tumors, and the symptoms of different types are different, in which benign gastric tumors may have symptoms of epigastric discomfort, and malignant gastric tumors may have symptoms of abdominal pain, black stools and so on. 1. Benign gastric tumors: the size of benign gastric tumors is generally small, some patients may experience epigastric discomfort, such as abdominal fullness, constipation, etc. Some patients with large benign gastric tumors may feel a mass in the epigastrium. 2. Gastric malignant tumor: there are common gastric cancer, gastrointestinal mesenchymal tumor, gastric lymphoma, gastric endocrine tumor and so on. Patients with gastric malignant tumor may have the symptoms of abdominal pain, and with the progress of the disease, they may also have the symptoms of anemia, vomiting, black stool, malignant disease, and even liver metastasis and peritoneal metastasis. Patients with gastric tumors are recommended to be admitted to the hospital for examination and cooperate with doctors for standardized treatment.