Whether or not an 80-year-old can have a gastroscopy needs to be individualized according to his or her general physical condition and cannot be generalized. Gastroscopy is an auxiliary examination commonly used in gastroenterology, in which a lens is inserted into the digestive tract through the oral cavity or the nasal cavity for direct observation of the esophagus, stomach and duodenum, and pathological biopsy and cytological examination can be performed when suspicious lesions are found. Gastroscopy for the elderly in their 80s requires a number of assessments such as cardiorespiratory function, if the patient’s physical condition is fine, no serious diseases such as heart, liver, kidney, etc., and those who can tolerate gastroscopy can do gastroscopy, and vice versa, gastroscopy can not be done. Gastroscopy for the elderly in their 80s need to be carefully selected, need to be strictly under the guidance of the doctor before the operation of the assessment, the risk is higher when try not to do gastroscopy, so as not to cause serious consequences.