Digestive system examination includes visual, tactile, percussion, auditory, laboratory tests, clinical instruments, etc. Digestive system diseases include more, mainly from the human esophagus, stomach, duodenum to colon, including more organs, so the examination is also a variety of items, as follows: 1, if in the outpatient examination, the clinician mainly observes the patient’s clinical condition, touch the patient’s abdomen for pain, through the method of percussion to understand the general situation, the patient’s abdomen and other parts of the general examination. The doctor will also ask the patient to undergo laboratory tests, including blood and urine and amylase, in addition to liver function and digestive enzymes, etc. 3, some patients are suffering from gastrointestinal disorders that cause stomach or abdominal discomfort. However, the specific situation should be considered in the context of the patient’s clinical symptoms and the doctor’s opinion.