Hidden pain in the right upper abdomen may be a direct result of gas or trauma; it can also be a symptom of certain diseases, such as liver disease, gallbladder disease, gastroenteritis, peptic ulcer, etc., and you should consult a doctor to find out the cause of the disease in a timely manner. 1. Forking or trauma: when engaging in strenuous exercise, the diaphragm spasm causes pain in the right upper abdomen; localized severe external force causes damage to the soft tissue of the right lower ribs can be manifested as hidden pain in the right lower abdomen. 2. Liver diseases: such as hepatitis, liver abscess, fatty liver, liver cancer, etc., liver cell damage leads to liver enlargement, pulling the liver nerves, causing pain in the right upper abdomen. 3. Gallbladder diseases: such as gallbladder stones, cholecystitis and other diseases, the early symptoms manifested as right upper abdominal pain, which can be easily mistaken for gastric disease. 4. Gastroenteritis: different causes of gastroenteritis symptoms are different, often manifested as epigastric pain, often accompanied by diarrhea, nausea and other symptoms. 5. Peptic ulcer: due to the damage of gastroduodenal mucosa, there is often pain in the right upper abdomen or middle abdomen. Right epigastric pain has many causes, the complexity of the disease, not only to analyze the simple abdominal local conditions, but also to consider the systemic situation in order to confirm the diagnosis, do not know the causative factors of persistent abdominal pain to the timely to the regular hospital to avoid delay in the condition.