Foreign body sensation and pressing pain in the upper abdomen on the right side of the belly button may be related to acute appendicitis, or it may be caused by gallbladder disease, liver disease and other reasons. 1. Acute appendicitis: the acute attack of the disease can lead to the symptoms of foreign body sensation and pressure pain in the right upper abdomen of the stomach, which may also be accompanied by nausea, vomiting, and fever and other symptoms. It is mostly considered that it may be due to the obstruction of the appendix lumen caused by the stones in the intestines and the lymphatic tissues in the intestinal wall, which induces the inflammatory infection. 2. Gallbladder diseases: cholecystitis, gallbladder stones, bile duct obstruction and other diseases may lead to foreign body sensation and pressure pain in the epigastrium on the right side of the navel of the patient, such as cholecystitis, which is usually due to bacterial infection of the gallbladder duct, obstruction, ischemia and other causes, and may be accompanied by fever, chills and other symptoms. 3. Liver disease: common in hepatitis, liver cancer and other diseases, may lead to liver damage, resulting in the right side of the navel in the upper abdomen foreign body sensation, pressure pain. For example, hepatitis disease, usually due to autoimmune factors, alcohol, drugs and other reasons, resulting in liver cell damage, damage to liver function caused. The right side of the belly button on the abdomen foreign body sensation pressure pain, may also be caused by other reasons, if the symptoms continue to be unable to relieve, it is recommended to seek medical advice as soon as possible, after diagnosis of the cause, to give targeted treatment and conditioning.