Whether a patient needs to undergo gastroscopy is based on a number of factors, and the following factors are common: 1. Whether there are prolonged symptoms of digestive discomfort, such as pain, bloating, or poor appetite and frequent belching, which is completely different from the usual habits, or appetite loss, weight loss, anemia, or even if there is a family history of tumors, such as the presence of parents, siblings of digestive tract tumors, you need to consider undergoing a gastroscopy; 2. You need to take into account the age factor, and it is generally recommended that a gastroscopy be performed by the age of 50 years old because of the differences in the habits of life and diet in the Asian population.