Generally speaking, the organs 2 to 3 cm above the navel are mainly the small intestine, colon, and there may also be part of the stomach tissue. There are many different organs above the navel, such as the stomach, pancreas, duodenum, as well as the gallbladder, bile ducts, etc., which are located 2~3cm above the navel is mainly the small intestine. However, since the location of the stomach is different for different people, a certain amount of stomach tissue may be present 2~3cm above the belly button. It is understood that the duodenum is a common organ of the digestive tract, referring to one of the parts of the upper part of the small intestine, just between the stomach and the jejunum, with certain digestive functions, able to receive gastric juice, pancreatic juice, as well as bile. The stomach is located mainly in the left quadrant of the ribcage, with a small portion in the supra-abdominal region, where the upper part is connected to the esophagus and the lower part to the duodenum, which has the function of digesting food and secreting gastric juices. In normal times, patients should strengthen the protection of the duodenum and the stomach. Once pain occurs in the area 2-3cm above the navel, it means that the duodenum or the stomach may have lesions, and it is necessary to go to the hospital as soon as possible to receive a checkup, to clarify the cause of the disease, and then to carry out the cause of the treatment under the guidance of the doctor.